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RES

RES Group

Hertfordshire, United Kingdom

WindSolarHydroEnergy StorageHydrogenPrivate
5000+ employees29 GW installed24.7M tonnes CO₂ avoided/yr

About

RES is a private headquartered in Hertfordshire, United Kingdom with approximately 5000+ employees specializing in Wind, Solar, Hydro.

RES is a global renewable energy company specializing in development, engineering, construction, operations and maintenance, and asset management. The company operates across multiple renewable technologies including onshore and offshore wind, utility-scale solar, hydroelectric, energy storage, transmission and distribution infrastructure, and green hydrogen production. With a portfolio spanning 29 GW of installed capacity and projects in 23 countries, RES serves utility companies, corporations, and institutional investors. The company is committed to delivering zero-harm safety culture and operates with a focus on community engagement, responsible business practices, and environmental stewardship.

renewable energywind powersolar powerenergy storagegreen hydrogentransmission infrastructurehydro energyasset managementEPC contractoroperations and maintenance

Headquarters

Hertfordshire, United Kingdom

Employees

5000+

Company Type

Private

Business Models

B2BIPPEPC

Value Chain

DevelopmentEngineeringConstructionEPCO&MAsset ManagementConsultingAdvisory

Industry Memberships

WindEurope

Products

RESolve

Wind Turbine Software Solutions

Solar Performance Optimization

Hydroelectric Asset Management

Digital Asset Optimization Services

Green Hydrogen Production

Transmission & Distribution Infrastructure

Sustainability

24.7M

Tonnes CO₂/yr avoided

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