Experts inEnergy, Oil and Gas

GyM S.A.

Grupo Graña y

Montero

phone

(511) 213-0444

fax

(511) 213-0400

www.

gym.com.pe

Paseo de la

Republica 4675

Lima 34, Peru

Natural Gas Liquefaction Plant – Pampa Melchorita

La Planicie – Carabayllo 220/500 kV Transmission Line

GyM Energy, Oil and Gas

Serving our clients since 1993, we are the largest and most experimented construction company in Peru.

We are the leaders in the energy and hydrocarbon industry having implemented the most important projects in Peru, such as the Gas Fractionation Plant in Pisco, the Camisea Gas Project, the Pampa Melchorita Liquefaction Natural Gas Plant, the expansion and renovation of the Pariñas Gas Plant, among other projects; in addition to the construction of over 3,000 km of transmission lines, over 3,000 MW from hydroelectric and thermal power plants and numerous hydrocarbon exploration and exploitation works in the coast, highlands and jungle regions of Peru.

Thanks to our vast experience in Peru and Latin America, in addition to our team of highly-skilled professionals, we are able to guarantee our clients the commissioning of their projects with the highest safety and quality standards and before the agreed term (In 2012, 100% of our projects were delivered before the contractual completion date), respecting and protecting the environment as well as creating development opportunities for the communities neighboring the project.

Contents

Oil and Gas

Main Projects

pages 2-3

Energy

Main Projects

pages 10-11

Our Experience

Refineries and Processing Plants

pages 4-5

Pipelines

pages 6-7

Hydrocarbon Platforms and Locations

pages 8-9

Our experience

Hydroelectric Power Plants

pages 12-13

Thermal Power Plants

pages 14-15

Transmission Lines and Substations

pages 16-17

Machu Picchu Hydroelectric Power Plant

Main ProjectsOil and Gas pages 2-3

• Foundations for Cryogenic Tanks: 34,000 m3

of concrete for foundations, 256 anti-seismic insulation.

• Temporary Campsites: Construction of foundations, slabs, urban renewal: roads, sidewalks, external drinking water networks, fire fighting and sewage systems, external electric power and communications networks.

• Temporary Underground Facilities: Construction of underground facilities to meet the plant’s construction needs; comprises water, sewage, gas, power (MT and BT) services, pipelines and fiber optic cable.

• Foundations for main equipment: 32,000 m3 of concrete, 5,800 t of reinforcing steel.• Plant’s permanent external buildings: EPC

Contract of 3,500 m2 of anti-blast construction and 7,000 m2 of administrative and control buildings.

• Plant’s pipeline and mechanical assembly.• Electrical and instrumentation assembly: Over 11,000 equipment installed.

Pampa Melchorita Liquefaction

Natural Gas Plant

General Information

ClientCB&ILocationCañete - Chincha, PeruPlant Capacity 450 MMPCDPeriod 2007-2010

Quantities

Concrete77,000 m³ Structural Assembly3,500 tPiping3,500 t Cables980 kmMan Hours Worked8.9 MM

2006 to 2008 Contracts• Expansion of the Natural Gas Processing Plant (EPC-11): Construction of civil works

to expand the Malvinas Gas Plant. Includes piling works, concrete, civil works, structure manufacturing, structural assembly, equipment assembly, piping installation, electrical and instrumentation installations

up to mechanical completion.• Sports complex and helipad at the Malvinas

Campsite. Includes clearing, laying of platform concrete slabs and supervision of disassembly and assembly of offices.

2001 to 2003 Contracts• Pioneering works in Malvinas, earthworks,

foundations, port, airport (1,100,000 m3 of earthworks and 13,000 m3 of concrete), EPC for preliminary works, Natural Gas Processing Plant, roads, water, sewerage and drainage networks, a fire fighting system, maintenance and warehouse buildings and fences.

Malvinas Gas

Processing Plant

General Information

ClientCamisea Consortium

(PPC Operator)LocationCuzco, PerúPeriod2001-2003 (1st stage)2006-2008 (2nd stage)

Quantities

Structural Assembly1,400 tEquipment Assembly3,800 tPiping3,200 tCables362 kmInstruments4,000 u (2nd stage)Man Hours Worked2.5 MM

Detail and design engineering, procurement and logistics. Construction and installation, pre-commissioning, commissioning and assistance in the start-up of the fractionation plant in Pisco. This plant produce propane, butane, naphtha and diesel from natural gas liquids obtained from the Malvinas Natural Gas Plant. The estimate production is 50,000 bpd.

Natural Gas Fractionation

Plant in Pisco

General Information

ClientCamisea Consortium (PPC Operator)Location Ica, PeruPeriod 2002-2004

Quantities

Concrete 18,000 m³Structural Assembly532 tEquipment Assembly2,278 tPiping1,740 tCables 425 kmInstruments1893 uMan Hours Worked2.0 MM

Procurement and construction of the Ica Natural Gas Pipeline and Branch Network System. It includes the procurement, construction and installation of steel pipes.

The gas pipeline trunkline network comprises 47.6 km from Humay to Ica (20”), 172.6 km from Ica to Marcona (20”) and 37.8 km from Humay to Pisco (14”). The branches comprise 6.6 km to Ica and 49.1 km to Nazca.

Moreover, the project comprises six pressure reducing, metering and filtration stations in Humay, Pisco, Ica, Shougang, Marcona and Nazca.

The Natural Gas Network System in the South shall be of high, medium and low pressure, starting at the interconnection of the Camisea Project main pipeline in Humay.

Contugas Pipeline

General Information

ClientContugasLocation Chincha, Pisco, Ica, Nasca, Marcona, Peru. Period 2012-2013

Quantities

Pipelines315 kmOptical fibers305,000 mlCathodic Protection305,000 ml

Our Experience

Refineries and

Processing Plants

Chiquintirca Gas Compression StationEngineering, procurement and construction of the 1,090 MCF/D capacity Chiquintirca Compression Plant, part of the Camisea natural gas transportation system. In association with Techint.Ayacucho, 2008-2010

Natural Gas Liquefaction Plant in Pampa Melchorita for Peru LNGConstruction of temporary and permanent campsites, tank foundations, underground facilities, plant civil works, mechanical piping, electrical and instrumentation assembly; in addition to the construction of permanent plant and exterior buildings.Lima - Cañete, 2007-2010

El Milagro RefineryFabrication and mechanic assembly of 11 vertical tanks and assembly of connection pipes for the new Petroperu El Milagro Refinery.Amazonas - Bagua, 1994-1995

Occidental Petroleum Topping PlantCivil Works, electromechanical works and installation of 3,000 m of 2”, 4” and 6” pipelines equal to 200 t for the Occidental Petroleum Company.Loreto, 1992-1993

La Pampilla Refinery ExpansionConstruction of oil pipelines, fabrication of tanks and civil works.Lima, 1976-1977

pages 4-5

Talara Refinery ExpansionConstruction of tanks and civil works for the Talara Oil Refinery.Piura - Talara, 1949-1953

Malvinas Gas Plant – Camisea Project

Pariñas Gas Plant

Expansion and renovation of the Pariñas Natural Gas Plant for GMPExpansion and renovation of the Natural Gas Plant (separation and fractionation), including project management, EPC for auxiliary services and construction of the Processing Plant.Talara - Pariñas, 2007-2008

Crude Oil Refinery Plants (Topping Plant) in Block 8 and Block 1ABEPC for two refinery units of 4,000 bpd each of Diesel, Heavy fuel oil, residual

and naphtha. Includes civil works, mechanical works, assembly, electricity and instrumentation.Loreto, 2008-2009

Expansion of the Natural Gas Processing Plant in Malvinas – Camisea ProjectComprises civil works, fabrication and assembly of structures, equipment assembly, installation of pipes, electrical and instrumentation installation, up to mechanical completion.Cuzco - Malvinas, 2006-2008

Sports Complex and Helipad for the Malvinas Gas Plant – Camisea ProjectIncludes clearing, laying of platform concrete slabs and supervision of disassembly and assembly of offices.Cuzco - Malvinas, 2006-2007

Pisco Fractionation Plant for Pluspetrol – Camisea ProjectEngineering, procurement, construction and assembly of the propane, butane, naphtha and diesel plant. 18,000 m3 of concrete and 4,000 t of equipment and pipes were used.Ica - Pisco, 2002-2004

Control Building and Underground Pipeline System – Camisea ProjectConstruction of a control building, base for four transformers, underground pipeline system for firefighting water and drainage, and ground grid.Cuzco - Malvinas, 2002-2003

Malvinas Gas Plant for Pluspetrol – Camisea ProjectEPC for preliminary works: campsites gas plant, earthworks, concrete for foundations, roads, water, sewerage, drainage and firefighting water networks, maintenance buildings, warehouse, fences, airport and port. Over 1,100,000 m3 of earthworks and 13,000 m3 of concrete.Cuzco - Malvinas, 2001-2003

La Pampilla Refinery Cogeneration PlantConstruction of cogeneration units, amines, industrial services and interconnections.Lima - Callao, 2001

La Pampilla Refinery TanksEPC Project for the expansion of the refinery’s capacity with the installation of new tank units. Concrete volume of 4,650 m3, piping assembly of 1,255 t, equipment assembly of 25 t, metal structures of 14 t and 388,500 m3 of earthworks.Lima - Callao, 2000-2002

La Pampilla Refinery Asphalt PlantDetailed engineering, supply of equipment and materials, construction and assembly for the production and delivery of asphalt.Lima - Callao, 1998-1999

Aguaytía Gas Plant and Fractionation PlantCivil works and electromechanical assembly of the Fractionation Plant of 55 MM f3/day.Ucayali - Pucallpa, 1997-1998

Bayovar Terminal StationTank repairs at the Bayovar Terminal.Piura, 1995-1996

Expansion of the Vallejo Mobil Oil of Mexico Plant Civil Works, relocation of tanks, electric wiring, water and sanitary facilities.Mexico D.F, 1996-1997

Oil and Gas

Gas Pipelines and

Oil Pipelines

pages 6-7

Our Experience

Contugas PipelineProcurement and construction of the trunkline and branch network of the Natural Gas Distribution Network of Ica (supply, construction and installation of steel pipes).Chincha – Pisco – Ica – Nazca - Marcona, 2012-2013

Humay – Pisco Pipeline and Natural Gas Reduction and Metering Station Installation of 39 km to 8” steel pipes. Engineering, procurement, civil works and assembly of gas reduction and metering stations in Pisco – Humay for Techint.Ica - Pisco, 2003-2004

Lurin Headquarters – Camisea ProjectConstruction of administrative area, warehouse, shops, canteen and museum (City Gate).Lima, 2003-2004

Ayacucho City GateOffice renovations, construction of new shops, four concrete towers and a perimeter fence for TGP.Ayacucho, 2004

Branch and Internal Installations for Natural Gas SupplyDevelopment of engineering, procurement and construction of the gas supply system for Funsur. Includes a 3” line, metering and regulation station and installation of gas lines from the secondary regulation checkpoint to the smelter, refinery and byproducts plant.Ica - Pisco, 2004

Pipelines between Refinery and Sales Plant in Iquitos, PetroperuDetailed engineering, procurement and installation of two pipelines and facilities for the transportation of finished goods between the Refinery and the Sales Plant in Iquitos. Includes a 4” pipeline to carry diesel, gasoline, kerosene and turbo and a 6” pipeline to carry black oil product.Loreto - Iquitos, 1997-1998

Oil Pipeline for Perez CompancLaying of a 6” pipeline 11.5 km long to connect batteries. Includes a 8” pipeline 9 km long and a 6” and 4” pipeline 11 km long.Piura - Talara, 1985-1986

Stations No. 8 and No. 9 of the North Peruvian PipelineCivil works and bases for stations No. 8 and No. 9, as well as a 60 m long bridge over the Huancabamba river.Cajamarca, 1976-1977

Oil Pipelines and Gas Pipelines for the International Petroleum CompanyConstruction of oil and gas pipelines 300 km long with pipes 4” and 6” in diameter.Piura - Talara, 1949-1953

Expansion of the Natural Gas Main Network in LimaEPC for the City Gate and Terminal Station, cathodic protection system, SCADA control and communications system. Construction of a gas pipeline, 34 km of which uses 30” steel pipes and 5 km uses 20” pipes supplied by

Calidda. Commissioning and start-up.Lima, 2011-2013

Gas Distribution Pipelines and Installation of Industrial ConnectionsInstallation of 52 km of 2.5” to 18” steel pipes, from Lurín to Ventanilla.

Includes engineering, civil works and electromechanical assembly for Natural Gas from Lima to Callao.Lima - Callao, 2004-2006

Natural Gas Main Network in Lima and CallaoInstallation of a main 20” and 61 km pipeline to transport natural gas at 50 bar of pressure from the Lurin City Gate to the Terminal Station in Callao. Also, five branches were installed to distribute along 22.1 km at 10 and 19 bar. Additionally, two branches that tap off gas to reduction stations in a 1 km joint extension.Lima, 2002-2004 (11 districts of Lima and 3 districts of Callao)

Pipelines and Pumping Stations for the Camisea PipelineManufacturing, installation and testing of the entire pipeline system for seven pumping stations along the Camisea Project pipeline.Ayacucho - Ica - Lima, 2003-2004

North-Peruvian Pipeline Suspension BridgeConstruction of a suspension bridge to support the oil pipeline’s 36” diameter pipes; including the supply and installation of pipes and all necessary materials.Amazonas, 2001-2002

Stabilization and Rehabilitation Works on the North-Peruvian Pipeline Right-of-Way, PetroperuGeological drilling, concrete mix design, concrete axial compression testing, and soil compaction improvement and testing. Construction of a tensioned bridge and clearing ravine of moving rocks.Loreto - Iquitos, 1999-2000 Natural Gas Main Network in Lima and Callao

Contugas Pipeline

Oil and Gas

Hydrocarbon Platforms

and Locations

pages 8-9

Our Experience

Construction and Maintenance of Roads and Pipelines in Block 1AB and Block 8Construction and maintenance of oil pipelines, separation tanks, drilling locations, access roads, roadways (400 km), among others.Loreto, 2000-2011

Block 58 LocationEngineering, procurement and construction of the La Peruanita logistics base and drilling platform, Urubamba.Urubamba - Cuzco, 2008-2009

Produced Water Separator API Ponds - Block 1ABConstruction of four API ponds in Block 1AB. Includes the Huayuri – Rio Corrientes aqueduct.Loreto, 2004-2005

Transverse Expansion of the Andoas Airport Landing StripSite preparation, covered with a 6 mm asphaltic seal of up to 2 m of the landing strip, in addition to changing the airport’s beacon system.Loreto, 2003

Carmen 1508 Location – Block 1ABConstruction of the Carmen 1508 location to explore crude oil in Block 1AB.Loreto, 2003

Works in the Northern Jungle (Block 1AB) for the Occidental Petroleum CorporationConstruction of facilities, pipelines,

Gas Pipeline and Batteries for the Perez Company Reparation and renovation of tanks, assembly and installation, equipment and attachments for oil unloading platform adjacent to battery 954, as well as a pipeline 35 km long.Piura - Talara, 1986

Platform and Access Roads for Shell in CamiseaAccess road to platform (52.6 km), a bridge 45 m long and five bridges, 15 m to 20 m long.Cuzco, 1986

Pucani Base – Shell Exploradora y Productora del PeruConstruction of two helipads, ramp, access roads and magazines; in addition to the campsite, a hospital, treatment plant, sanitation and electrical facilities, fuel tanks and generators.Ucayali, 1984-1985

Maldonadillo and Cumarillo Platforms Construction of six helipads and associated works, a 40 t platform crane, deposits and campsites for Shell.Ucayali, 1982-1983

Batteries for Occidental Peruana Inc.Construction of three oil tank batteries of 87,000 gal, concrete works, assembly of metal structures and 60,000 Kw generator batteries.Loreto, 1983

Secondary Recovery Project for Occidental Peruana Inc.Assembly and start-up of 14 oil batteries, 250 km of 12”, 8”, 6” and 2” pipes.Piura - Talara, 1979-1983

Campsites in Oil Locations for Barrett ResourcesConstruction of a camp for 50 persons. (one in Andoas and another in San Jacinto). Includes the purchase of the campsites, transport, installation and maintenance of the same; in addition to renting trucks in Block 1AB.Loreto 2007-2008

Environmental Remediation and Reforestation in Blocks 1AB and Block 8Remediation services for hydrocarbon impacted soils. Implementation and monitoring of environmental services

regarding reforestation and erosion control. Over 220 ha rehabilitated.Loreto, 2007-2008

Re-injection of Produced Water for Block 1AB and Block 8Re-injection of water in Huayuri, Jibarito, Dorissa, Shiviyacu batteries, among others, of Block 1AB. The volume of re-injected water exceeds one million barrels per day.Loreto, 2007-2008

Cashiriari 1 – Various Works for the Pluspetrol Peru CorporationTemporary works (campsites, roads), laying of platforms (120,000 m3 of cut and fill), excavations. Concrete works for cellar, substations, drainage networks, underground duct bank, matting placement (21,000 m2), procurement and installation of geomembrane.Cuzco - Malvinas, 2007-2008

Cashiriari 3 – Location of Crude Oil ExplorationConstruction of the location and facilities of Cashiriari 3 of the Camisea Project.Cuzco, 2008

Rehabilitation of the Carmen Location 1505 and Forest Location 1301 – Block 1ABRehabilitation of the location for drilling and crude oil exploration works.Loreto, 2006

Electromechanical Assembly for Medium-Voltage Networks – Block 1ABSupply of materials, clearing and installation of metal structures, 162 km of ACSR conductors, 41 km of return cables, among others.Loreto, 2006-2007

Civil Works for Locations “Pagoreni A and B” – Camisea ProjectConstruction of civil works for natural gas exploration locations in the Pagoreni A and B wells.Cuzco, 2005-2006

airport, Topping plant, access roads, campsites, construction of locations and road maintenance. In addition, 323 km long roadways were built in Huayuri, Andoas, Jibarito from Teniente Lopez to Bartra and Teniente Lopez to San Jacinto.Loreto, 1983-2000

Block 50 of the Northern JungleConstruction and maintenance of four locations: Tanguinza, Caterpiza, Pupuntas and Manseriche; and a logistics base in the Marañon river for Quintana Minerals Co.Loreto - Amazonas, 1996-1997

Block 4 Limonyacu for Occidental Petroleum C.Works on the riverbank of the Chapuli river, area to unload and store 24,000 m2 of materials, and construction of a helipad.Amazonas, 1995

Works in the Exploration Zone of Block 30 for MobilConstruction of a roadway 55 km long. Nueva Union – Plataforma – Ponasillo, and improvement of the Yurimaguas highway, 241 km long.San Martín, 1991

Services in Block 36 for the Occidental Petroleum CompanyConstruction of a 59 km long roadway, 140 km long dirt road, ten 40,000 gln, three metal bridges over the Sheshea river (60 m), Nohaya (49 m) and Genpanshea (40 m) each with a 50 t capacity and two campsites with platforms and infrastructure to drill wells.Ucayali, 1987-1990

Maintenance Block 8 for Pluspetrol

Situche Production Platform

San Martin Production Platform

Oil and Gas

Engineering, Procurement and Construction of the Cerro del Aguila Hydroelectric Power Plant which represents approximately 10% of the Peruvian interconnected electric system demand. It uses the great hydroelectric potential of the Mantaro river in the mountains of Peru.

It includes access roads, 18 bridges, intakes and sand traps, a 75 m tall dam, a 6 km tunnel of a 98 m2 section, river diversion tunnel of 400 m each and 11 m in diameter, a surge tank, a 180 m vertical and 80 m armored horizontal shaft powerhouse in cavern.

Expansion of the 98 MW Hydroelectric Power Plant. The scope of the work comprises the design of the electromechanical works at a detailed engineering level, transport, supply, assembly, testing and start-up of a Francis-type generating unit; as well as experimental operation.

Civil works include preliminary works, modification of the existing headrace tunnel, construction of a new intake, a surge tank, two sand traps and a new powerhouse in cavern; in addition to the appropriate output power substation. Engineering and electromechanical work shall be carried out by the ABB – Harbin Electric Machinery Consortium.

Main ProjectsEnergy pages 10-11

Cerro del Aguila

Hydroelectric Power Plant

Expansion of the Machu Picchu

Hydroelectric Power Plant

General Information

ClientKallpa Generacion S.A.LocationHuancavelica, PeruPlant Capacity510 MWPeriod 2012-2015

Quantities

Concrete270,000 m3

Tunnel6.6 km long, with sections of up to 93 m2

Access RoadsImprovement of 29 km, new 55 kmDam230 m x 75 m Estimated Man Hours9.2 MM

General Information

ClientEmpresa de Generacion Electrica Machupicchu S.A.

(EGEMSA)LocationCuzco, PeruPlant Capacity

98 MWPeriod 2009-2013

Quantities

Generating UnitFrancisConcrete43,300 m3

Reinforcing Steel4,200 tEstimated Man Hours1.6 MM

The Centro Project 220/500 kV Transmission Line was carried out with the purpose of interconnecting the Cieneguilla and Carabayllo substations to carry electricity generated by the Thermal Power Plants located in Chilca to areas of demand.

The project comprises the construction of two parallel transmission lines (220 kV TL with 77 towers and the 500 kV TL with 72 towers) stringing conductors along 40 km going from La Planicie to Carabayllo. Also, it includes the construction of accesses, civil works (foundation and grounding) and the assembly of towers at variable altitudes between 600 m.a.s.l. and 2,200 m.a.s.l.

La Planicie – Carabayllo 220/500 kV

Transmission Line

General Information

ClientProyectos de Infraestructura del Peru S.A.CLocationLima, PeruCapacity220/500 kVPeriod2010-2011

Quantities

Concrete1675 m³Cables 40 kmMan Hours Worked0.96 MM

A 196 km three-phase double circuit high voltage 220 kV Transmission Line (664 towers).

The Project comprises the supply, civil works, land engineering, earthworks, construction of access roads to the towers, structural assembly, foundations, installation, testing and commissioning, environmental activities and related permits.

The Transmission Line will supply electricity to the Lumina Copper Chile mining company for its Caserones copper mining project and will connect Transelec’s Maitencillo electrical substation at 220 m.a.s.l. with the Caserones substation at 4,324 m.a.s.l.

Maitencillo – Caserones 220 kV

Transmission Line

General Information

ClientTranselec S.A.Location Copiapo, ChileCapacity220 kVPeriod2011-2012

Quantities

Concrete 11,900 m3

Structural Assembly6,300 tCables 1,290 kmMan Hours Worked4.5 MM

Cerro del Aguila Hydroelectric Power PlantEPC Contract for the 510 MW Hydroelectric Power Plant that includes access roads, bridges, intakes and sand traps, a dam, section tunnel, river diversion tunnel, surge shaft, vertical and armored horizontal shaft and powerhouse in cavern.Huancavelica, 2012-2015

Santa Teresa Hydroelectric Power PlantConstruction of the 96 MW Santa Teresa HPP. Project includes surge tank and headrace tunnel, compensation chamber, bypass tunnel, auxiliary tunnels, a 3.6 km of 6.5 m x 6.5 m conduction tunnel with two 500 m windows, oscillation chamber, powerhouse in cavern, high pressure tunnel after the shaft, vertical shaft, surge shaft, among others. Approximately 42,000 m3 of concrete and 260,000 m3 of underground excavation.Cuzco, 2012-2015

Machu Picchu Hydroelectric Power PlantExpansion of the Hydroelectric Power Plant by 98 MW. Includes civil works (intake, sand traps, headrace tunnel, surge tank and spillways, penstock, powerhouse, discharge system, external works), supply and start-up of a Francis turbine; in addition to the electromechanical equipment.Cuzco, 2009-2013

Huanza Hydroelectric Power PlantConstruction of civil works for the 96 MW power plant. Includes a dam of 42 m high, water intake, conduction tunnel of 10 km, a 770 m high penstock, vertical shaft, surface powerhouse, permanent camps and project access roads.Lima, 2009-2013

Platanal Hydroelectric Power PlantConstruction of the North Dam (backfill h = 33 m) and South Dam (backfill h = 13 m), weir, renovation of 77 km of roads, assembly of steel armor in the vertical shaft of the penstock and in sections of the headrace tunnel and provisional and permanent project campsites.Lima - Yauyos, 2008-2009

Ralco Hydroelectric Power Plant in Chile7 km long tunnel and 66 m2 section. Underground powerhouse for the 540 MW Hydroelectric Power Plant.Chile - Ralco, 2000-2004

Cañon del Pato Hydroelectric Power Plant – EgenorCivil Works and assembly of six generating units of 40 MW each.Ancash, 1998-1999

Yanango Hydroelectric Power PlantConstruction of intake, headworks, conduction tunnels and penstock for a 40 MW Hydroelectric for Edegel.Junin, 1997-1999

Repowering Monobamba Hydroelectric Power PlantCivil works and penstock for SIMSA Mining Company.Junin, 1997-1998

Chavimochic Project Micro Power StationsTanguche Power Stations and Sand Traps of 320KW.La Libertad, 1995-1996

Callahuanca Hydroelectric Power Plant Maintenance of the Callahuanca penstock N°4 of 1,116 m.Lima, 1994

Charcani V Hydroelectric Power Plant Assembly of four Alsthom Atlantique generating units of 45 MW each, three Neypric Pelton turbines of 45 MW each, 135 m pipeline of 2.65 m in diameter, penstock and Neypric closing mechanisms.Arequipa, 1984-1985

Machu Picchu Hydroelectric Power Plant – Expansion from 40 MW to 100 MWThree Jeumont Schneider generating units, three Neypric turbines of 25 MW each, 501 m of penstock, sand trap, headrace tunnel, tailrace tunnel, vertical well of 192 m and assembly of generators.Cuzco, 1982-1985

Mantaro Hydroelectric Power Plant StabilizationConsolidation, buttress, re-wiring and four substations.Huancavelica, 1982-1984

Southern Peru Copper Corporation Hydroelectric Power PlantsConstruction of two power plants each of 4,000 KW.Moquegua - Cuajone, 1975-1976

Hydroelectric Power Plant Group for the Cañon del Pato Power StationExpansion of the power station by 50,000 KW.Ancash - Huallanca, 1967

El Nihuil Hydroelectric Power PlantDam, tunnel, machine hall and wasteway.Argentina - Mendoza, 1960-1962

Cañon del Pato Hydroelectric Power Plant44 m high concrete dam, sand trap, 9 km tunnel and a 50,000 KW powerhouse.Ancash - Huallanca, 1954-1957

Energy

Hydroelectric

Power Plants

pages 12-13

Our Experience

Headrace Tunnel of the Ralco Hydroelectric Power Plant

Machu Picchu Hydroelectric Power Plant

Gas Station and Connection for Fenix PowerDevelopment of detailed engineering, procurement, construction and installation of OC, mechanical equipment and electrical and instrumentation installations for the Chilca City Gate. Procurement, construction and installation of a 3.2 km, 16” steel pipeline from the Chilca City Gate to the plant. Procurement of the SCADA System, testing and commissioning.Lima - Chilca, 2012-2013

Fenix Power Thermal Power PlantCivil works and underground installations of the Fenix Power 530 MW Thermal Power Station.Lima - Chilca, 2010-2012

Las Flores Thermal Power PlantDetailed engineering, earthworks, procurement of equipment, civil works and construction of the gas station for the Las Flores Natural Gas Thermal Power Station Project for Duke Energy.Lima - Chilca, 2009

Gas Reduction Station for the Chilca Thermal Power Plant for EnersurInstallation of a Pressure Reduction Skid and Connection to the second unit of the Chilca Thermal Power Plant. Civil Works and electromechanical installation of natural gas regulating, metering and heating skidsLima - Chilca, 2006-2007

Ventanilla Thermal Power Plant – Conversion to Combined CycleImplementation of civil works for the expansion of the Etevensa Thermal Power Station. Includes earthworks, plain and reinforced concrete works, metal structures, power networks, underground networks and labor supply for the assembly.Lima - Ventanilla, 2005-2006

Malacas Thermal Power Plant Empresa Eléctrica de PiuraCivil Works and electromechanical assembly of the 2 x 80 MW thermal power plant.Piura, 1997-1998

Aguaytia Thermal Power Plant Civil works and electromechanical assembly of the 2 x 80 MW thermal power plant.Aguaytia, 1997-1998

Santa Rosa Thermal Power PlantExpansion of the Santa RosaThermal Power Plant. Installation of a 125 MW Westinghouse turbine for Edegel.Lima, 1996

Tumbes Thermal Power StationCivil works and electromechanical assembly of two 2.35 MW SKODA generators for Electro Noroeste.Tumbes, 1994

Calana Thermal Power PlantCivil works, procurement and electromechanical assembly of three WARTSILA 32–18 V units each of 6.5 MW and supplementary works.Tacna, 1992-1993

Lima Emergency Thermal Power PlantConstruction of two 4,500 m3

tanks, one of 400 m3 for fuel, assembly of a 3.5 km pipeline and two Westinghouse turbines each of 10 MW.Lima, 1992-1993

Ventanilla Thermal Power PlantCivil works and installation of two Westinghouse generators, each of 100 MW for Electroperu.Lima, 1992-1993

Peruvian Nuclear Research CenterMonitoring of 10 MW reactor, laboratories and radioisotope production plant.Lima, 1982-1983

Pucallpa Power StationInstallation of the SKODA Export generators for Electroperu.Pucallpa, 1982-1983

Iquitos Power StationInstallation of the Skoda Export generators for Electroperu.Loreto - Iquitos, 1981-1982

Energy

Thermal

Power Plants

pages 14-15

Our Experience

Kallpa Thermal Power Plant

Aguaytía Thermal Power Plant

Fénix Power Thermal Power Plant

Maitencillo – Caserones 220 kV Transmission Line A 196 km double triad 220 kV Transmission Line from the Maitencillo substation to the Caserones substation.Chile - Copiapo, 2011-2012

La Planicie – Carabayllo 220/500 kV Transmission Line, Centro ProjectCivil works, installation and laying of 40 km lines: 220 kV Planicie – Carabayllo and 500 kV Planicie – Carabayllo. Lima, 2010.

Conococha – Kiman Ayllu 220 kV Transmission LineCivil works and electromechanical assembly of a 172 km, 220 kV double triad, including a double return cable.Ancash, 2009-2010

San Gaban - Mazuko 138 kV Transmission LineEPC Contract for the San Gaban - Mazuko - Puerto Maldonado 138 kV Transmission Line. Includes the 138 kV San Gaban output power substation, 138/22.9 kV Mazuko output power substation and the 138/22.9 kV Puerto Maldonado output power substation.Puerto Maldonado, 2007-2009

Rehabilitation of the Edegel 220 kV Transmission LineHot wire replacement of 2001 and 2002 circuit conductors (installation of 15 km of OPGW cable). Replacement of 25 km of conductor and return cable, and damaged tower sections.Lima, Huinco, 2007-2008

San Juan – Chilca 220 kV Transmission LinePartial construction of a 220 kV transmission line. Civil and electromechanical works for 36 towers and nine poles; as well as the installation of 18.1 km of a double triad and twin beam conductor.Lima, 2007

Trujillo Norte – Alto Chicama 138 kV Transmission Line and Expansion of the Trujillo Norte SubstationEPC Contract for the 138 kV transmission line up to testing and commissioning. Includes expansion of the Trujillo Norte substation and assembly of the Alto Chicama substation gate.La Libertad, 2004-2005

Rehabilitation of the 60 kV Transmission Line in Chosica for EdegelDisassembly and assembly of conductors, painting of towers, changing tower sections and cross arms, installation of return cables, 64 km line. Supplies: conductors, sections, return cable and attachments.Lima, 2004-2005

PSE in Lima, Piura, Huanuco, Junin, Puno and TacnaCivil works, electromechanical assembly, testing and commissioning of various Small Electric Power Systems (PSE) in several departments in Peru. Includes substation and medium and low voltage lines.Piura, 2001-2005

Alto Marcavalle Transmission Line and 50 kV La Oroya Medium and Low Voltage NetworkConstruction of a 50/10 kV substation and renovation of electric power networks in La Oroya.Junín, 2003-2004

Oroya – Vizcarra 220 kV and Aguaytia – Pucallpa 138 KV Transmission LinesEPC Contract for the 220 kV La Oroya - Carhuamayo - Paragsha - Vizcarra line running 242 km and the 138 kV Aguaytía - Pucallpa transmission line running 131 km.Pucallpa, 2001-2002

Trujillo – Cajamarca – La Pajuela 220 kV Transmission LineEngineering, procurement and construction contract for the Trujillo – Cajamarca – La Pajuela Transmission Line (220 kV running 136.9 km and 50 kV running 10.6 km), new Cajamarca Norte substation, expansion of Trujillo Norte substation and telecommunications system.Cajamarca - La Libertad, 2000-2001

Energy

Transmission Lines

and Substations

pages 16-17

Our Experience

Conococha-Kiman Ayllu Transmission Line

San Gaban - Mazuco Transmission Line

66 kV Transmission Line for Minera AntaminaDetailed engineering, supply, civil works, electromechanical assembly, testing and commissioning.Huarmey, 2000

Rehabilitation of 220 kV Coastal Transmission LinesDevelopment of detailed engineering and procurement, construction of civil works, erection of the 220 kV transmission line, testing and commissioning of the 220 kV transmission line along the Peruvian coastline.Ica - Piura, 1999-2001

Antamina Project 220 Kv Transmission LineEPC Contract for the 220 kV transmission line from the Vizcarra substation to the Antamina substation running 52 km, erection of the Vizcarra substation (Huallanca).Ancash, 1999-2000

Mantaro – Socabaya 220 kV Transmission Line for the Hidroquebec ConsortiumEPC Contract: Engineering, procurement, civil works and electromechanical assembly of 604 km of the Mantaro -Cotaruse – Socabaya 220 kV transmission line with double triad and twin beam conductor and three 220 kV substations (Mantaro, Cotaruse and Socabaya).Arequipa - Junin, 1998-2000

Chinango 220 kV Transmission Line for EdegelEPC Contract: Turnkey, engineering, procurement, civil works and electromechanical assembly of the Chinango – Yanango – Pachachaca Transmission Line (118 km), as well as the expansion of the substation (Pachachaca, 220 kV).Junin, 1998-1999

Gallito Ciego – Cajamarca 60 kV Transmission Line (Second Triad)Detailed engineering, equipment and material supply, civil works, transportation, electromechanical assembly, testing and commissioning. Works and changes to the bays of the Cajamarca substation. Hot wire line installation.Cajamarca, 1998

San Marcos – Cajabamba 60 kV Transmission LineCivil works and assembly of a 60 kV, 35 km line; San Marcos – Cajabamba section.Cajamarca, 1998

Huallanca – Pierina 138 kV Transmission Line – Compañia Transmisora AndinaCivil works and electromechanical assembly of a 43 km transmission line.Ancash- Huaraz, 1998

Cajamarca – Yanacocha 60 kV Transmission Line for Minera YanacochaProcurement, civil works and electromechanical assembly of

the Transmission Line and two substations.Cajamarca, 1997

Aguaytia – Tingo Maria – Paramonga 220 kV Transmission Line for ABBCivil works and electromechanical assembly of the Transmission Line, Sections I and V running 90 km and three 220 kV substations (Aguaytia, Tingo Maria and Paramonga).Huanuco, 1996-1997

Yaupi – Oxapampa 198 kV Transmission LineProcurement, civil works and assembly of the Yaupi - Oxapampa 98 kV line running 30 km. Oxapampa – Villarrica 22.9 kV sub-transmission line running 23 km. Yaupi, Oxapampa and Villarrica substations. Telecommunications system.Pasco, 1995-1996

Chiclayo – Piura 220 kV Transmission Line for ElectroperuCivil works and assembly of the Chiclayo – Piura 220 kV Transmission Line of sector two with 147 towers and running 67 km.Piura, 1991-1992

Mantaro – Lima 220 kV Transmission Line (Section I) for Electroperu35 km, 220 kV transmission line, erection of 86 towers.Mantaro - Huayucachi - Llocllapampa - Lima, 1988-1990

Huanuco – Cerro de Pasco – Tingo Maria 138 kV Transmission Line for ElectroperuCivil works and installation of the Tingo Maria – Huánuco 55 km line with 110 towers. Includes 138 kV substations in Tingo Maria.Paragsha - Carhuamayo, 1987-1988

Arequipa Electric Power System – Cerro VerdeErection of three substations: Two of 60 MVA each that run from the Charcani V Hydroelectric Power Plant to Socabaya of 138 kV and one of 60 MVA, in Cerro Verde.Arequipa, 1982-1984

Experts inEnergy, Oil and Gas

GyM S.A.

Grupo Graña y

Montero

phone

(511) 213-0444

fax

(511) 213-0400

www.

gym.com.pe

Paseo de la

Republica 4675

Lima 34, Peru

Natural Gas Liquefaction Plant – Pampa Melchorita

La Planicie – Carabayllo 220/500 kV Transmission Line