Renewable Energy Systems
Renewable Energy Systems (RES) is the world's largest independent renewable energy company, providing full-lifecycle development, construction, asset management, O&M, and digital optimization services across wind, solar, storage, hydrogen, hydro, and T&D to investors, utilities, landowners, and corporate energy buyers across 24+ countries.
- Company typePrivate
- Founded1981
- HeadquartersKings Langley, United Kingdom
- Headcount1,001–5,000
- GTM typeB2B
- OfferingServices
What Renewable Energy Systems does
Renewable Energy Systems (RES) is the world's largest independent renewable energy company, founded in 1981 and headquartered in the UK, with 4,500 employees operating across 24+ countries and seven technology areas: wind, solar, transmission & distribution, energy storage, green hydrogen, hydro, and biomass. The company delivers the full project lifecycle — development, construction, operations & maintenance, asset management, consultancy, and spares supply — to a diversified customer base of institutional investors, landowners, communities, corporate PPA buyers (Google, GM, Telstra, Royal Caribbean, Kimberly-Clark), and utilities (BC Hydro). RES has developed 29GW of clean energy projects and supports 45GW of operational assets globally, including 260+ wind farms, 77 solar projects, and 45 battery projects.
RES generates revenue through multiple streams: development fees and project sales, EPC construction contracts, recurring O&M contracts, asset management fees, digital software subscriptions, and spares supply with a 60,000+ part inventory. Its proprietary digital solutions portfolio — including 3DX (AI-driven autonomous blade inspection), RESolve (BESS/solar/hybrid control system), AnemoLive and HelioLive (predictive performance optimization), AeroUp (aerodynamic upgrades delivering up to 5% AEP gains), Dynamic Yaw (wake steering), Optivert (solar inverter optimization), and TuneUp (control parameter optimization) — is sold both standalone and bundled with services contracts. The company follows an enterprise field sales model with regional offices and business development teams, augmented by content marketing, industry events, and direct engagement with target segments. Recent strategic activity has centered on acquisitions (Ingeteam Service Division in 2024, Sulzer Schmid in 2024, Anemo Analytics in 2022) to scale digital, geographic, and operational capabilities, alongside green hydrogen expansion via the HYRO joint venture with Octopus Energy.
Renewable Energy Systems firmographics
Firmographics- Name
- Renewable Energy Systems
- Legal name
- RES Group
- Website
- https://res-group.com
- Company type
- Private
- Founded year
- 1981
- Operating status
- Operating
- Headcount range
- 1,001–5,000 employees
- Short description
- Renewable Energy Systems (RES) is the world's largest independent renewable energy company, providing full-lifecycle development, construction, asset management, O&M, and digital optimization services across wind, solar, storage, hydrogen, hydro, and T&D to investors, utilities, landowners, and corporate energy buyers across 24+ countries.
- Ownership category
- akta.pro rank
Renewable Energy Systems industry classification
Industry- Product category
- Renewable Energy Services
- NAICS
- Wind Electric Power Generation (221115), Solar Electric Power Generation (221114), Electric Power Generation (22111)
- SIC
- Engines & Turbines (3510)
- akta.pro primary industry
- Renewable Energy Asset Management (Solar/Wind/Hydro/Geothermal) (EUAEAMAB)
- akta.pro secondary industries
- Energy Management Systems & Plant Controllers (PPC, AGC Participation, Curtailment Control) (EUAMAIAI), Repowering, Life Extension & Upgrades (Retrofits, Controls/Software, Uprates) (EUAMAGAN), Major Component Service & Overhauls (Gearboxes, Blades, Generators, Inverters, Turbines) (EUAMAGAF), SCADA/Telemetry, Data Integration & Device Connectivity for Storage/DER Control (EUAFAKAI)
Keywords
Where Renewable Energy Systems is headquartered
LocationHeadquarters
- HQ city
- Kings Langley
- HQ country
- United Kingdom
- HQ region
- Europe
Offices22 records
Markets served
Renewable Energy Systems business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Marketing or Sales, Technology or R&D, Supply Chain, Infrastructure
Revenue model
- Development Services: Developing renewable energy projects (wind, solar, storage, green hydrogen) on behalf of landowners, communities, and investors. Revenue generated through project sales or development fees.
- Construction Services: EPC (Engineering, Procurement, Construction) and construction management services for clean energy assets. Revenue from construction contracts.
- Operations & Maintenance: Comprehensive O&M services for wind, solar, battery storage, and hydro assets including scheduled maintenance, inspections, repairs, and 24/7 monitoring.
- Asset Management: Full-service asset management including technical, commercial, and financial oversight of renewable energy portfolios. Revenue through management fees.
- Digital Solutions: AI and data-driven optimization products including 3DX blade inspection, Anemo analytics, AeroUp, Dynamic Yaw, Optivert, TuneUp, and RESolve. Revenue from software licenses and service contracts.
- Spares Supply & Repair: Global spare parts management, repair, and refurbishment services with inventory of over 60,000 parts.
Go-to-market motion2 records
Distribution channels4 records
Marketing channels5 records
Renewable Energy Systems product offering
Product offeringCore offering
RES delivers end-to-end renewable energy solutions across development, construction, asset management, and operations & maintenance for wind, solar, energy storage, green hydrogen, hydro, transmission & distribution, and biomass projects. The company supplements these services with proprietary digital products such as the 3DX™ AI-driven blade inspection platform, RESolve control system, and the Anemo analytics suite to optimize renewable energy asset performance globally.
Product overview
RES offers a comprehensive portfolio of digital products and services for renewable energy asset management. The core digital platform includes 3DX™ (AI-driven autonomous blade inspection), RESolve (modular BESS/solar/hybrid control), AnemoLive/HelioLive (wind/solar optimization), and supporting tools (AeroUp, Dynamic Yaw, Optivert, TuneUp). These integrate with services spanning development, construction, asset management, operations & maintenance, consultancy, and spares supply. The company operates across six technology areas: wind (260+ farms), solar (77 projects), energy storage (45 projects), green hydrogen, hydro, and transmission & distribution. The 2024 acquisition of Sulzer Schmid brought 3DX and Smart Pilot into the portfolio, enhancing drone-based autonomous inspection capabilities.
Differentiator
Problem solved
Functional benefit
Brands
- 3DX™: Wind turbine blade inspection platform connecting drone inspection, AI-driven damage analysis and repair planning
- Anemo
- AeroUp
- Dynamic Yaw
- Optivert
- 3DX Autopilot
- 3DX SmartPilot
- TuneUp
- RESolve
Products and services
- 3DX™ Blade Inspection Platform AI-driven wind turbine blade inspection platform connecting drone inspection, damage analytics, and repair planning. Supports fully automated (3DX Autopilot) and self-performed (SmartPilot) inspections, with 100,000+ blades inspected and a database of over 1 million blade defects.
- RESolve Modular control system for battery energy storage systems (BESS), solar, and hybrid assets providing real-time optimization, fleet visibility, advanced diagnostics, and grid compliance. Includes Power Plant Controller and Energy Management System components, built on 127+ project-years of operational experience.
- AnemoLive Remote performance optimization tool for wind parks installed on over 6,000 onshore and offshore wind turbines, providing high-frequency turbine data access for predictive maintenance, condition monitoring, and improved decision-making.
- HelioLive
Quantifiable outcome
- Up to 5% increase in annual energy production through AeroUp aerodynamic upgrades
- +6 more outcomes
Companies that use Renewable Energy Systems
Customer profileNamed customers10 records
Segments5 records
Ideal customer profiles6 records
Renewable Energy Systems technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability11 records
Feature7 records
Renewable Energy Systems partnerships and signals
Strategic signalPartnerships
Eleven partnerships are on record, tiered core, strategic and supporting.
- Nala RenewablescoreRES secured 217 MW European solar and battery storage asset management mandate from Nala Renewables covering operational assets across Lithuania and Poland.
- Innagreen InvestmentscoreInnagreen confirmed as long-term equity partner for Tarong West Wind Farm in Queensland, Australia. RES is developing the project with Innagreen as equity investor.
- West Moberly First NationscoreWest Moberly First Nations and RES awarded 210MW Sweetwater Wind Project contract from BC Hydro. West Moberly holds 51% majority ownership as part of First Nations partnership model.
- Matrix RenewablescoreRES signed first O&M contract with Matrix Renewables (backed by TPG Rise) covering solar operations in Spain, boosting RES's solar growth in the Spanish market.
- Sulzer SchmidcoreRES acquired Sulzer Schmid, a Swiss pioneer in autonomous drone inspections for renewable energy. The acquisition integrates Sulzer Schmid's AI-driven 3DX™ blade inspection platform into RES operations, enhancing digital solutions for wind turbine blade inspections and asset management.
- Nordion EnergistrategicRES signed MoU with Nordion Energi for pre-feasibility study of developing a pipeline between Alby/Ljungaverk and Sundsvall for green hydrogen distribution.
- Ingeteam's Renewable Service DivisioncoreRES acquired Ingeteam's Renewable Service Division in August 2023, completed March 2024. The acquisition expanded RES to become the world's largest independent renewable services provider, adding operations across multiple geographies and technologies.
- IM Future (Spain)supportingRES acquired IM Future in Spain, an experienced leader in wind energy maintenance strengthening RES's customer service offerings in the Spanish market.
- Octopus Energy (HYRO Joint Venture)coreRES and Octopus Energy formed the HYRO joint venture for green hydrogen production. HYRO is developing green hydrogen projects including at Kimberly-Clark's Northfleet manufacturing facility, aiming to decarbonize tissue manufacturing.
- Anemo AnalyticscoreRES acquired Anemo Analytics, a Danish technology and engineering company offering sophisticated wind turbine analytics solutions for improved monitoring and performance optimization.
- Blueshore EnergysupportingRES acquired Blueshore Energy in Australia to strengthen its asset management offering in the Australian market.
Scale indicators13 records
Recent moves8 records
Expansion highlights7 records
Renewable Energy Systems competitors and assessment
Company assessmentDirect peers
- Vestas: Vestas is the world's largest wind turbine OEM with a multi-billion-dollar service business covering installation, O&M, and optimization across its installed fleet. Most comparable to RES in terms of servicing wind assets at scale, though Vestas is OEM-tied rather than technology-agnostic.
- Siemens Gamesa (Siemens Energy): Siemens Energy's wind business (formerly Siemens Gamesa) provides turbine OEM services, O&M, and digital wind farm optimization (including MindSphere-based platforms). Directly competes with RES on wind services and increasingly on digital optimization tools for wind assets.
- GE Vernova: GE Vernova's wind segment offers turbine OEM services, repowering solutions, and digital wind farm management (Apogee platform). Comparable to RES in providing multi-decade O&M and performance optimization, primarily for its own fleet but increasingly third-party.
- BayWa r.e. BayWa r.e. is a European independent renewable energy developer and service provider operating across solar, wind, and storage development, EPC, O&M, and trading — a very direct comparable to RES as a technology-agnostic independent with global development and services operations.
Broad incumbents
- EDP Renewables (EDPR): EDP Renewables is a global utility-scale renewables developer and operator with services across wind, solar, and storage. Comparable to RES in operating scale and asset management scope, though it is a subsidiary of EDP rather than an independent.
- Engie Renewables: Engie is a global utility with significant renewable energy generation and services operations across wind, solar, storage, and green hydrogen. Comparable in technology breadth and global footprint, though Engie also owns regulated utilities unlike the independent RES.
- Iberdrola Renewables: Iberdrola is a major global utility with extensive onshore/offshore wind and solar operations and asset management services. Comparable in geographic reach and renewable services depth, though as an integrated utility rather than an independent services specialist.
- Statkraft: Statkraft is a European state-owned renewable energy generator and market participant, operating hydro, wind, and solar assets and providing asset management and trading services. Comparable to RES's pan-European operations and asset management focus.
Emerging players
- Fluence Energy: Fluence is a leading pure-play battery energy storage system (BESS) provider with its own EMS and optimization software stack, competing most directly with RES's RESolve product in the storage/digital solutions space.
- Stem Inc (now STEM): Stem provides AI-driven energy storage optimization and distributed energy resource management software, competing most directly with the RESolve platform in the BESS optimization and virtual power plant space.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights7 records
Customer concentration
Renewable Energy Systems social profiles
Digital presenceRenewable Energy Systems compliance and trust
Trust signalCompliance1 record
Renewable Energy Systems financial estimates
Financial estimateRevenue estimate
Valuation estimate
Renewable Energy Systems leadership team
Management profileNumber of profiles
Profiles11 records
Renewable Energy Systems subsidiaries and ownership
Company hierarchySubsidiaries5 records
Renewable Energy Systems funding detail
Funding detailFunding overview
Funding rounds1 record
Investors1 record
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Renewable Energy Systems M&A and investment
M&A and investmentM&A4 records
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Renewable Energy Systems
What does Renewable Energy Systems do?
RES delivers end-to-end renewable energy solutions across development, construction, asset management, and operations & maintenance for wind, solar, energy storage, green hydrogen, hydro, transmission & distribution, and biomass projects. The company supplements these services with proprietary digital products such as the 3DX™ AI-driven blade inspection platform, RESolve control system, and the Anemo analytics suite to optimize renewable energy asset performance globally.
Is Renewable Energy Systems a public or private company?
Renewable Energy Systems is a private company. It is classified as unknown and is currently operating.
When was Renewable Energy Systems founded?
Renewable Energy Systems was founded in 1981. It employs 1,001 to 5,000 people.
Where is Renewable Energy Systems based?
Renewable Energy Systems is headquartered in Kings Langley, United Kingdom, in the Europe region.
How does Renewable Energy Systems make money?
Six revenue lines are on record. Development Services are the primary driver. The others are construction Services, operations & Maintenance, asset Management, digital Solutions and spares Supply & Repair.
Who are Renewable Energy Systems's main competitors?
Direct peers on record are Vestas, Siemens Gamesa (Siemens Energy), GE Vernova and BayWa r.e.. Broad incumbents are EDP Renewables (EDPR), Engie Renewables, Iberdrola Renewables and Statkraft. Emerging players are Fluence Energy and Stem Inc (now STEM).
Does Renewable Energy Systems have an API?
No public API is recorded for Renewable Energy Systems.
What industry is Renewable Energy Systems in?
Renewable Energy Systems's product category is Renewable Energy Services. Its primary akta.pro industry code is EUAEAMAB, Renewable Energy Asset Management (Solar/Wind/Hydro/Geothermal), with a secondary code of EUAMAIAI, Energy Management Systems & Plant Controllers (PPC, AGC Participation, Curtailment Control). Its NAICS code is 221115 and its SIC code is 3510.