Renewable Energy Companies in Edinburgh: 50 Active Firms (2026)
Renewable energy companies in Edinburgh develop, generate or support low-carbon power across the city and surrounding metropolitan area.
Buying centres sit mainly in asset development, generation operations, grid infrastructure, engineering services, development finance and compliance-heavy energy work. Buyers are usually other organisations rather than households: utilities, infrastructure investors, land and property owners, public-sector estates, industrial energy users and specialist asset managers. Engagements tend to be project-sized rather than low-ticket subscriptions, with commercial discussions shaped by connection rights, consent, operating performance, maintenance obligations and exposure to Great Britain energy-market rules. The Edinburgh fit is therefore less about consumer retail energy brands and more about lean technical or project-management teams serving wider Scottish and Great Britain renewable-electricity markets.
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Edinburgh has 50 actively trading renewable energy companies, making it a compact local cohort rather than a broad energy cluster. Reported employment totals 8,501 people, so the footprint is not just advisory or shell-project activity. Commercial scale is concentrated: 8 companies report turnover above £5M, while 2 have been incorporated since 2022. That mix suggests a market built around operating assets, engineering delivery and compliance work for Scottish and Great Britain energy markets, rather than a wave of newly formed climate start-ups.
Regulation follows the activity rather than the label. Edinburgh firms that generate, move or supply energy across Great Britain may need Ofgem licences, then operate under standard and any special licence conditions. Legacy support schemes still matter for some asset owners: the Renewables Obligation is closed to new generating capacity, but accredited stations remain exposed to audit, compliance checks and generation submissions for Renewables Obligation Certificates. RenewableUK’s role as a trade body also matters in market-structure terms, because renewable-electricity developers, engineering suppliers and export-facing service firms use trade bodies to track policy detail, deployment issues and export activity.
Edinburgh’s renewable-energy pipeline appears more operational than experimental: many firms tend to sit around asset development, engineering delivery, asset management and regulated market participation. That points to slower company formation but steadier demand for technical teams, consent management, compliance work and financeable project pipelines. Scale-up scarcity may keep the cohort barbell-shaped, with a small set of established operators and a longer tail of specialist advisers and project vehicles. Consolidation is likely to come through asset portfolios, service-line extension and partnerships with utilities or infrastructure investors, rather than a rush of new consumer-facing suppliers.
What’s in the file
One row per company, 50+ columns — everything below plus each company’s verified directors, from Companies House filings.
Company data
Verified directors — included
Active director count is the full Companies House board, so it can be higher than the number of names listed — we leave out nominee and formation-agent directors, who aren’t worth contacting. It’s blank for the small number of companies whose officers we haven’t fetched yet.
You’re charged per business, not per row. Where a business trades through several registered companies you get every one, and the Group Primary column marks one row per business — filter to those and the count matches your invoice. Rows sharing a website are not automatically one business: franchises and multi-site operators each count separately, and where names don’t prove a relationship we count them apart rather than guess.
50
Active firms
2026
8
Above £5M
turnover threshold
2
Since 2022
new incorporations
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Key facts
About 16% of the trading cohort reports turnover above £5M (8 of 50 firms) — the rest sits below that revenue band.
4% of the cohort was incorporated since 2022 (2 firms), so a sizeable share is in its first few filing cycles.
Ofgem requires licences for businesses generating, moving or supplying energy in Great Britain, with standard and any special licence conditions applying once granted.
The Renewables Obligation is closed to all new generating capacity, while accredited stations remain subject to audit and compliance checks and must submit generation data for certificates.
UK renewables supplied 50.8% of electricity in 2024, up from 46.4% in 2023, with renewable output reaching 144.7 TWh.
Wind accounted for 29.5% of UK electricity generation in 2024, split between 17.2% offshore wind and 12.3% onshore wind.
The IEA expects annual renewable capacity additions to rise from 666 GW in 2024 to almost 935 GW in 2030, with solar PV and wind forecast to account for 95% of additions.
Top Edinburgh Renewable Energy companies
- Brockwell EnergySC767883
- Brockwell EnergySC560225
Financial sub-scores
Computed from 2 filingsDevelops, finances and manages renewable energy infrastructure projects, including onshore wind, solar photovoltaic and battery energy storage systems. Provides project origination, development,…
Serves businesses, energy-sector partners and project stakeholders across the UK involved in renewable infrastructure, including onshore wind, solar, battery storage and energy-from-waste assets.
Financial Health
DistressedDistressed
Location
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Computed from 2 filingsDevelops and operates floating offshore wind farms. Identifies, consents and develops offshore sites in deep waters, advancing projects from early-stage development through construction and operation…
Financial Health
StrongStrong · Hiring · 153% CAGR over 1y
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Develops a floating offshore wind farm project, planning and delivering up to 1.5GW of renewable electricity generation. Activities include project development, engineering planning, supply chain…
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Develops, builds and operates renewable energy projects, primarily onshore wind farms. Also develops solar and battery storage projects and manages a portfolio of wind turbines generating electricity…
Serves UK renewable energy stakeholders, including energy buyers, grid and planning bodies, and local host communities connected to onshore wind, solar and storage projects.
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Computed from 5 filingsDevelops, owns and operates renewable energy power plants, including wind, solar and mini-hydro projects. Conducts feasibility studies, engineering, procurement, construction and maintenance for…
Financial Health
HealthyHealthy · Growing · 0% CAGR over 4y
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Develops, owns and operates renewable energy generation projects. Produces electricity from onshore wind, solar and biomass plants and manages energy storage assets, including development of new…
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Invests in, owns and operates renewable energy infrastructure projects. Portfolio includes onshore wind farms, solar photovoltaic and solar thermal plants, battery energy storage systems, and…
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Develops and operates low‑carbon power generation projects, capturing methane from landfill sites and disused mines to produce electricity, and developing solar, battery storage and flexible power…
Serves UK businesses and industrial energy users seeking low-carbon power arrangements and net-zero support, plus landowners and partners involved in renewable energy developments.
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Develops, finances and operates renewable energy infrastructure projects including onshore wind farms, solar farms, battery energy storage systems and energy‑from‑waste facilities, managing project…
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- Lewis WindpowerSC389045
- Lewis WindpowerSC522238
Develops and manages a utility‑scale onshore wind farm project, including planning, construction and operation of wind turbines designed to generate renewable electricity and provide community…
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Operates and manages an offshore wind farm comprising 84 Siemens Gamesa turbines with 588MW capacity, generating renewable electricity for the grid. Activities include operation, maintenance, and…
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- Green Highland RenewablesSC484269
- Green Highland RenewablesSC489734
- Green Highland Renewables (ledgowan)SC376860
- Green Highland RenewablesSC367490
- Green Highland RenewablesSC399451
Financial sub-scores
Computed from 5 filingsOperates a hydroelectric power generation facility, producing renewable electricity from hydropower. Part of a portfolio of small hydro projects managed for generation, operation, and maintenance of…
Serves owners, developers and operators of small and large hydropower plants, including energy companies and infrastructure investors involved in hydropower projects.
Financial Health
StableStable
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Computed from 4 filingsDevelops and invests in renewable energy projects including wind, solar and battery storage assets. Identifies markets for new generation capacity and establishes development platforms to produce and…
Financial Health
StrongStrong · Hiring · 26% CAGR over 3y
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Develops, owns and operates an onshore wind farm, generating electricity from wind turbines and managing associated infrastructure, planning applications, environmental assessments, and operational…
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Develops a renewable energy project comprising up to eight onshore wind turbines and a battery energy storage system. Activities include planning, consultation and development of a wind farm with…
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Computed from 5 filingsOperates an aggregated demand‑response and electricity balancing portfolio, optimising flexible generation, storage and industrial load for participation in energy markets. Provides asset…
Sells to B2B and public sector customers with flexible energy assets, including battery storage investors, gas peaking plant operators, industrial and commercial businesses, utility companies, and…
Financial Health
StableStable · -53% CAGR over 5y
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Develops and invests in energy infrastructure projects, including battery energy storage systems and pumped storage hydro facilities, and also develops renewable‑powered data centres and net‑zero…
Targets UK energy and infrastructure stakeholders, including grid and renewable generation partners, institutional investors, data-centre operators, and residential development partners seeking…
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- ILI GroupSC725328
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Computed from 3 filingsDevelops energy infrastructure projects including pumped storage hydro and battery energy storage systems to balance renewable power and support the electricity grid. Also develops renewable‑powered…
Serves UK energy and infrastructure markets, targeting renewable generation and grid stakeholders, hyperscale data centre operators, residential development partners and investors backing low-carbon…
Financial Health
DistressedDistressed
Location
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Owns and operates an onshore wind farm, generating electricity from wind turbines and exporting renewable power to the electricity grid as part of a renewable energy generation portfolio.
Serves wholesale electricity markets, energy suppliers and grid/network operators in the UK, including utilities and large energy-market counterparties rather than direct consumers.
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Develops a proposed renewable energy project comprising onshore wind turbines and battery energy storage. Responsible for planning applications, project development and community consultation related…
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Develops and operates an onshore wind farm generating renewable electricity. Plans and manages repowering of existing turbines and installation of additional, larger turbines to increase generating…
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Develops and manages renewable energy projects, primarily wind turbines and wind farms. Handles site identification, planning and construction of projects, and oversees ongoing operations while…
Targets landowners with potential renewable energy development sites and businesses or asset owners involved in wind farms and turbines, with activity explicitly focused across Scotland.
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Computed from 4 filingsProvides renewable energy consultancy services including project feasibility and advisory, planning and environmental assessments, engineering and construction management, and operational asset…
Serves renewable energy developers, asset portfolio owners, financial investors, industrial and commercial organisations, public sector bodies and community groups across the UK pursuing wind, solar,…
Financial Health
StableStable
Location
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Provides renewable energy consultancy and project services including feasibility and advisory, planning and environmental assessments, engineering and construction management, and operational asset…
Serves renewable energy developers, portfolio owners, financial investors, industrial and commercial organisations, public sector bodies and community groups across the UK.
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Computed from 3 filingsProvides renewable energy consultancy services including project advisory, planning and environmental assessments, engineering and construction management, and asset management for onshore wind,…
Serves renewable energy project developers, asset portfolio owners, financial investors, industrial and commercial businesses, public sector bodies and community groups across the UK.
Financial Health
StrongStrong
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Computed from 2 filingsDevelops a large pumped storage hydroelectric energy storage project. The scheme stores surplus renewable electricity by pumping water to an upper reservoir and generates power through turbines…
Targets UK electricity grid operators, energy suppliers and renewable generators needing large-scale storage and balancing capacity, alongside public-sector stakeholders involved in net-zero energy…
Financial Health
DistressedDistressed · 0% CAGR over 1y
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Develops and operates renewable energy infrastructure, including wind farms and city‑scale district heat networks, supplying low‑carbon heat and power to residential and commercial buildings through…
Serves both B2B and end users: local authorities, property developers and commercial site owners building city-scale heat networks, plus households and businesses connected to those networks across…
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Computed from 5 filingsProvides inspection, repair and maintenance services for wind turbine blades. Conducts rope-access and drone inspections, structural and composite repairs, lightning and impact damage repairs,…
Serves onshore and offshore wind farm owners, operators and asset managers across the UK, Ireland and Europe, including organisations managing turbines from major manufacturers.
Financial Health
StrongStrong · Hiring · 73% CAGR over 4y
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Computed from 3 filingsDevelops and deploys marine renewable energy systems, including tidal turbines and floating solar arrays. Provides project development, engineering and marine services, and works on energy storage…
Serves businesses, utilities, investors and project partners in the renewable energy sector, particularly organisations developing or procuring tidal energy, floating solar, energy storage and smart…
Financial Health
DistressedDistressed · -90% CAGR over 2y
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Computed from 3 filingsProvides renewable energy consultancy and project services including feasibility advisory, planning and environmental assessments, engineering and construction management, and asset management for…
Serves renewable energy project developers, asset portfolio owners, financial investors, industrial and commercial organisations, public sector bodies and community groups across the UK.
Financial Health
StrongStrong
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Develops a proposed extension to an existing wind farm, including new wind turbines, battery energy storage and associated infrastructure, and manages planning, consultation and environmental…
Serves public-sector planning and consenting bodies, statutory consultees, local community councils, residents and other stakeholders involved in or affected by a UK onshore wind farm extension…
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Computed from 3 filingsProvides energy consultancy services for renewable energy projects, including planning applications and grid connection support for new sites and battery storage, and management of energy sales and…
Serves B2B renewable energy developers, owners and operators, including organisations behind wind, anaerobic digestion, hydro, solar PV, biomass and battery assets.
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HealthyHealthy · 0% CAGR over 2y
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Computed from 3 filingsProvides renewable energy consultancy and digital tools, including power system studies, geospatial engineering and technical advisory. Develops software products, data platforms and APIs to support…
Serves B2B renewable energy developers, project owners and partners working on wind and solar projects, including teams needing technical, geospatial, power-system and data support worldwide.
Financial Health
StableStable · Hiring · 22% CAGR over 2y
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Computed from 5 filingsDevelops tidal energy technology and infrastructure, including the Subhub subsea platform for deploying and connecting tidal turbines. Participates in tidal power projects and works on integrating…
Serves renewable energy developers, utilities, investors and public-sector funded marine energy projects involved in tidal power generation and deployment.
Financial Health
StableStable · Hiring · 9% CAGR over 4y
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Computed from 5 filingsProvides renewable energy consultancy services including project feasibility advisory, planning and environmental permitting, engineering and construction management, and operational asset management…
Serves UK renewable energy developers, industrial and commercial organisations, portfolio owners, financial investors, public sector bodies and community groups involved in wind, solar, storage and…
Financial Health
StableStable · 0% CAGR over 4y
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Develops a renewable energy project consisting of an onshore wind farm with nine turbines and associated battery energy storage, including planning, consultation and development activities for…
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Computed from 3 filingsDevelops renewable energy generation projects, including onshore wind and solar farms. Manages site development, planning and partnerships with landowners and energy companies to deliver electricity…
Targets UK landowners, local communities, and renewable energy companies or investors, including energy generators seeking onshore wind development partnerships.
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StrongStrong
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Computed from 4 filingsDesigns and deploys hybrid offshore renewable power systems combining wave energy, solar generation, and onboard storage. Systems provide continuous electricity for subsea equipment, sensors,…
Serves B2B operators in offshore energy and carbon capture, plus adjacent defence, ocean science and offshore wind markets needing power for subsea and offshore assets.
Financial Health
StableStable · Hiring · 8% CAGR over 3y
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Manufactures onshore wind turbines and provides services for wind farm projects, including planning, installation, maintenance, remote monitoring, and repowering. Also offers solutions such as…
Serves B2B customers in the wind energy sector, including wind farm developers, owners and operators seeking onshore turbines, maintenance, repowering, storage integration, financing and related…
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Computed from 2 filingsProvides consultancy and project services for renewable energy developments, including onshore wind, ground‑mounted solar and energy storage. Services cover feasibility and advisory, planning and…
Serves renewable energy project developers, portfolio owners, financial investors, industrial and commercial organisations, public sector bodies and community groups across the UK.
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StrongStrong
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Generates low‑carbon electricity by capturing methane from landfill sites and disused mines and converting it into power. Develops and operates renewable energy projects including solar generation,…
Serves UK businesses and industrial energy users seeking low-carbon electricity through power purchase agreements and behind-the-meter arrangements, plus landowners and development partners for…
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Computed from 5 filingsProvides renewable energy consultancy services including project advisory, planning and environmental studies, engineering and construction management, and asset management for onshore wind, solar,…
Serves renewable energy developers, industrial and commercial organisations, portfolio owners, financial investors, public sector bodies and community groups across the UK.
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DistressedDistressed
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Computed from 2 filingsDevelops energy infrastructure and power‑ready data centre projects, including utility‑scale power supply, site selection and grid interconnection planning. Also develops projects to produce green…
Sells to data centre operators and developers needing power-ready sites and scalable infrastructure, particularly organisations serving AI, cloud computing and other data-intensive digital industries.
Financial Health
WeakWeak · Hiring · 25% CAGR over 1y
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Provides integrated energy solutions for commercial and public sector organisations, including combined heat and power systems, solar installations, heat pumps and microgrids, with financing,…
Serves industrial and commercial businesses, including manufacturers, food and beverage producers and leisure providers, plus UK public sector organisations such as NHS, education, central…
Financial Health
N/AN/A
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Computed from 5 filingsDevelops CSCC® (Co‑Integrated Steam and Compression Cycle) technology for biomass-fired power generation. Designs modular BioFlex® utility-scale plants that produce electricity and heat using a…
Serves utility-scale power generators, energy developers and heat network operators managing renewable electricity, biomass power, district heating and grid services assets.
Financial Health
StableStable · -70% CAGR over 4y
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Computed from 5 filingsDevelops and finances on-farm anaerobic digestion projects for agricultural businesses. Provides end‑to‑end services including project development, funding, construction management, and operation of…
Serves progressive farmers and farming businesses with suitable land, manure, slurry or energy crop feedstocks, including remote farms and neighbouring farm partnerships seeking funded on-farm…
Financial Health
StableStable · -8% CAGR over 6y
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Computed from 5 filingsDevelops hybrid intelligent electrical transformers and control software for power grids and large power users. Products provide power flow control, monitoring and system coordination through…
Serves B2B energy infrastructure buyers, including data centre operators, commercial and industrial power users, grid and distribution network operators, and renewables or energy storage developers.
Financial Health
HealthyHealthy · Hiring · 88% CAGR over 5y
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Designs, manufactures, installs, and services onshore and offshore wind turbines. Provides maintenance, spare parts, repairs, and digital monitoring and optimisation services for wind turbine fleets…
Serves B2B and institutional buyers in the renewable energy sector, including utilities, independent power producers, wind farm developers, and asset owners/operators seeking onshore and offshore…
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Computed from 3 filingsDevelops and promotes wind energy projects, including onshore wind farms. Participates in planning and development of wind power installations such as the Cairnmore Farm project.
Financial Health
WeakWeak · 0% CAGR over 2y
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Operates an energy-from-waste combined heat and power plant that processes municipal-type waste to generate electricity and heat. Supplies baseload power and thermal energy to industrial users and…
Serves B2B and public-sector waste-management customers handling municipal-like waste, alongside large industrial users in an industrial complex that require long-term heat and power supply contracts.
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How Edinburgh Renewable Energy companies work and how to sell to them
What they do
Edinburgh renewable-energy firms usually earn through project fees, engineering services, asset-management income, operation and maintenance contracts, development finance work and, for asset owners, power sales. Pricing is typically tied to milestones rather than self-serve subscriptions: feasibility, planning, grid connection, construction, commissioning and ongoing performance management. Some engagements are fixed-fee advisory or design work, while others sit on retainers, time-and-materials terms or longer service agreements linked to operating assets. The commercial shape is therefore closer to infrastructure and regulated project delivery than software sales, with technical evidence, bankability and delivery risk carrying more weight than brand-led positioning.
Who they sell to
Customers are usually organisations with energy assets, land, estates or capital to deploy: utilities, infrastructure investors, public-sector bodies, industrial users, property owners and specialist asset managers. Buying groups tend to include investment directors, heads of development, asset managers, energy managers, estates leads, finance teams, procurement and external advisers. Typical contracts are material enough to involve legal review, risk allocation and board or investment-committee scrutiny. Sales cycles are rarely instant; they often move through feasibility, commercial modelling, technical diligence and procurement checks. Routes to market are mixed, with direct relationships, framework procurement, adviser introductions and competitive tenders all playing a role.
What they buy
Most renewable-energy firms tend to spend on tools and services that reduce delivery risk or improve asset performance. Common software categories include project management, CRM, finance, document control, field service management, asset monitoring, metering-data workflows, forecasting, cyber security, HR and compliance tracking. Technical buyers may also need cloud hosting, data engineering, GIS capability, integration support and reporting systems that can cope with operational, financial and regulatory evidence. Services spend often covers planning, environmental advice, grid-connection support, legal work, tax, insurance, recruitment, health and safety, marketing for stakeholder engagement, and specialist accounting for project vehicles or asset portfolios.
Why and how to sell to them
Buying interest tends to rise when teams face grid delays, consent risk, audit requirements, handover problems, asset underperformance or pressure from investors to show cleaner reporting. Other useful signals include new senior hires in development, operations or finance, a move from advisory work into asset ownership, new framework awards, refinancing activity, or expansion from a small project team into repeat delivery. Outbound works better when it is framed around specific frictions: fewer missed compliance tasks, clearer evidence trails, faster diligence, safer site processes, better forecasting or less manual reporting. Generic climate messaging is usually weaker than a pitch tied to Ofgem exposure, project milestones or operational loss.
How this list is built
Data sources
This list is built from UK Companies House filings, XBRL accounts data, and semantic analysis of each company's public website. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.
Classification
Rather than relying solely on SIC codes, Firmbase classifies each company semantically: the company's website is crawled, an AI model reads what the company actually sells, and the company is placed into the relevant industry and subsectors. SIC codes are used as one signal but not the only one. This means a company that registered under a generic SIC code but pivoted into (for example) fintech is correctly identified as fintech, not as its original SIC category.
Freshness
The underlying company data is refreshed from Companies House continuously; filings appear in the list within days of submission. The curated list ordering is regenerated when the underlying data moves meaningfully (company count changes by more than 5%, a new company enters the top-ranked segment, or the filed-revenue numbers for the top firms change). You can see the last-updated timestamp near the top of the page.
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