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Renewable Energy Companies in Brighton: 33 Active Firms (2026)
Renewable energy companies generate, store, trade or support low-carbon power for customers in Brighton and its surrounding metropolitan area.
Buying centres are split between asset owners, project-delivery teams and energy-service buyers: estates directors, local authorities, utilities, commercial landlords and finance teams assessing payback. Brighton and Sussex demand tends to sit around rooftop and embedded generation, storage support, metering, asset management and advisory work rather than purely domestic installation. Sales are usually consultative, with proof around accreditation, grid access, operating performance and counterparty risk. Engagements often look like multi-site service contracts, maintenance retainers or project packages, so procurement can be slower than in simpler facilities services.
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Brighton’s renewable-energy cohort comprises 33 actively trading companies, a compact local base rather than a broad national cluster. Reported headcount totals 473 people, giving the area a visible but modest employment footprint in a capital-intensive sector. The balance looks more like an operating and services base than a formation-heavy startup scene, with procurement shaped by asset performance, site access and public-sector or property-sector buying cycles.
Licensing shapes the parts of the market that generate, move or supply energy in Great Britain. Ofgem requires relevant operators to hold a licence and comply with standard and any special licence conditions, so business model detail matters: an asset manager, installer, generator and supplier face different obligations. Legacy support is still part of the operating picture. The Renewables Obligation is closed to new generating capacity, but accredited stations remain subject to audit and compliance checks and must submit generation information for certificates. RenewableUK provides the trade-body channel for deployment, policy and export activity.
Brighton’s cohort appears likely to evolve through project depth rather than a wave of new incorporations. Procurement tends to favour firms that can evidence operating history, safety processes, grid-facing competence and financeability, which can make entry harder for thinly capitalised specialists. Consolidation may come through service providers adding asset management and compliance capability, rather than generation businesses buying local rivals. Margin pressure is also likely to keep attention on maintenance, optimisation and advisory work where specialist knowledge is defensible.
33
Active firms
2026
4
Above £5M
turnover threshold
1
Since 2022
new incorporations
Key facts
About 12% of the trading cohort reports turnover above £5M (4 of 33 firms) — the rest sits below that revenue band.
3% of the cohort was incorporated since 2022 (1 firms), so a sizeable share is in its first few filing cycles.
Companies that generate, move or supply energy in Great Britain generally need an Ofgem licence and must comply with standard and any special licence conditions.
The Renewables Obligation is closed to all new generating capacity, but accredited stations still face Ofgem audit checks and generation reporting for Renewables Obligation Certificates.
Renewables supplied 50.8% of UK electricity in 2024, up from 46.4% in 2023, with output of 144.7 TWh.
Wind generated 29.5% of UK electricity 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 accounting for 95% of additions.
Top Brighton renewable energy companies
QUINTAS ENERGY UK LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides asset management, technical advisory and data services for renewable energy assets, particularly solar PV and battery storage. Services include technical and financial asset management, 24/7…
Serves renewable energy asset owners, investors, lenders, developers and asset managers, particularly those involved in solar PV and battery storage projects.
Financial Health
HealthyHealthy · 2% CAGR over 4y
Location
Develops renewable energy projects, focusing on utility‑scale solar farms and green hydrogen and ammonia production. Manages project pipelines from development through financing and delivery, and…
Location
UK- PAYA LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides consultancy services for wind energy projects, including project management, wind and load measurement campaigns, data collection and analysis, machine learning modelling, technology…
Serves B2B organisations in the wind energy sector worldwide, including teams involved in research, project development, internal development, business development and sales for wind energy projects.
Financial Health
StrongStrong · Growing · 0% CAGR over 4y
Location
AEROTROPE LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides engineering consultancy specialising in aerodynamic and structural design for wind turbines and blades, kite energy systems, high‑altitude pseudo‑satellites, e‑VTOL aircraft, and low‑carbon…
Serves businesses and project teams worldwide in wind energy, high-altitude pseudo-satellite and eVTOL transport, low-carbon/unmanned vehicles, plus artists and architects commissioning engineered…
Financial Health
StableStable · -78% CAGR over 3y
Location
OLUS BIOMASS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsOperates a biomass recycling facility processing wood and bulky waste from household recycling centres, contractors and the timber industry. Shreds and screens waste to produce biomass fuel for…
Serves businesses and organisations generating wood and bulky waste, including building contractors, the timber construction industry and household recycling sites, as well as agricultural and…
Financial Health
WeakWeak · -10% CAGR over 4y
Location
Clean Strategy Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides energy solutions including biomass heating systems, wood pellet and wood chip fuel supply, battery storage, and flexible generation assets. Delivers heat decarbonisation, grid balancing, and…
Serves B2B and public sector customers, including commercial heat users, biomass boiler owners, local authorities, and organisations operating battery storage or flexible generation assets.
Financial Health
WeakWeak · 0% CAGR over 5y
Location
Utilligence Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides high‑voltage power engineering and grid connection services for renewable energy and power generation projects, including feasibility studies, network design, substation and switchgear…
Serves renewable energy developers, power generators and backup power providers, mainly in the UK and Ireland, including developers of solar farms, wind projects, battery storage sites and private…
Financial Health
StableStable · Hiring · 10% CAGR over 4y
Location
HSEnergy Group Ltd
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsProvides renewable energy systems including solar PV installations, battery energy storage, EV charging points, and energy optimisation technology. Also delivers electrical installation, system…
Serves a mixed B2C and B2B market: homeowners, commercial organisations, schools and education providers, wholesale buyers, and installation, technology, channel and introducer partners.
Financial Health
WeakWeak · Hiring · 12% CAGR over 1y
Location
YINSON RENEWABLES (UK) LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops, finances, builds and operates renewable energy projects as part of an independent power producer business, managing assets across the renewable power value chain including project…
Financial Health
StrongStrong · Hiring · 32% CAGR over 4y
Location
CT Eco Plus Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides energy efficiency and home retrofit services, delivering insulation and other energy‑saving measures under schemes such as ECO and the Great British Insulation Scheme. Manages assessment,…
Sells to local authorities, housing associations, landlords, private homeowners and private renters across the UK, and also serves installer partners and funders involved in ECO, GBIS and other…
Financial Health
StableStable · Hiring · 9% CAGR over 4y
Location
GAS AND ELECTRIC SERVICES (UK) LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsInstalls renewable energy and building services systems, including solar PV panels, battery storage, air source heat pumps, EV charging points and air conditioning. Also provides electrical work,…
Serves homeowners, property developers, local authorities and commercial clients in West Sussex and nearby areas seeking renewable energy, electrical, plumbing and gas services.
Financial Health
HealthyHealthy · Hiring · 11% CAGR over 4y
Location
BLUE ELECTRIC CONTRACTORS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides electrical installation and repair services for residential and commercial properties, including solar photovoltaic panel systems, battery storage, EV charging point installation, electrical…
Serves homeowners, social landlords and businesses across the South East, including residential property owners and commercial organisations seeking electrical and renewable-energy contractors.
Financial Health
StableStable · Hiring · 7% CAGR over 2y
Location
Corrie Energy Partners Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops solar photovoltaic tracking systems and control software for solar installations. Designs the Latitude40 solar tracker hardware and software to increase energy yield, optimise array layout,…
Serves B2B solar installers, renewable energy project developers, commercial end-users and investors across Europe seeking higher-yield solar projects and integration with batteries or heat pumps.
Financial Health
StrongStrong · Hiring · 28% CAGR over 4y
Location
Elcogen
Develops and manufactures solid oxide fuel cell (SOFC) and solid oxide electrolyser (SOEC) cells, stacks and modules for power generation and hydrogen production. Supplies components and engineering…
Serves B2B energy system integrators, fuel cell and electrolyser manufacturers, and industrial or renewable energy developers involved in residential, commercial and industrial power generation,…
Location
MCCANCE LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides civil engineering and infrastructure services including excavation, drainage, piling, foundations and road surfacing for residential, commercial and industrial projects. Also delivers…
Serves residential project clients, property developers, and commercial and industrial organisations requiring civil engineering, surfacing, electrical, solar, battery and EV charging support.
Financial Health
WeakWeak · -5% CAGR over 5y
Location
PAINE MANWARING LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides plumbing, heating and electrical services for residential and commercial properties, including boiler installation and servicing, system repairs, electrical testing and rewiring, HVAC and…
Serves homeowners, landlords, property managers and businesses across West Sussex, Hampshire and Surrey, including commercial buildings, education, healthcare, leisure facilities and luxury estates.
Financial Health
StrongStrong · Profitable, Growing · 1% CAGR over 4y
Location
Burton Electrical & Renewables Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides electrical contracting services for residential and commercial properties, including wiring and rewires, lighting and power installations, inspection and testing, emergency call-outs, and…
Serves homeowners, landlords and businesses in Sussex, Surrey and Kent, including commercial buyers in hotels, industrial units and education, plus customers needing residential, workplace EV and…
Financial Health
HealthyHealthy · Hiring · 34% CAGR over 4y
Location
NORSK SOLAR VIETNAM LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDevelops, finances, builds and operates renewable energy projects, including solar power plants, wind generation and energy storage systems, acting as an independent power producer supplying…
Serves energy buyers and project partners in international renewable power markets, with emphasis on Vietnam, South Africa, Brazil, Pakistan and Ukraine.
Financial Health
StableStable · -37% CAGR over 3y
Location
HOLLAND & JOHNSTON LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides domestic, commercial and industrial electrical contracting, including installations, rewiring, inspections and testing. Installs solar PV systems, battery storage, EV charging and renewable…
Serves homeowners, landlords and businesses needing domestic, commercial or industrial electrical and renewable energy services, primarily in Uckfield and the wider East Sussex and Kent areas.
Financial Health
StrongStrong · Hiring · 14% CAGR over 4y
Location
PDP Services Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsInstalls solar photovoltaic systems, battery storage and electric vehicle chargers, and provides heat pump installation. Also offers electrical, plumbing, heating and Gas Safe engineering services…
Sells to homeowners, landlords, and commercial property owners needing solar, heating, plumbing, gas, and electrical services. Targets both domestic and business customers in Sussex and nearby…
Financial Health
WeakWeak · Hiring · 7% CAGR over 2y
Location
The BSW Foundation
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides heating and building services including boiler servicing, repair and installation, central heating system installation and maintenance, and mechanical and electrical works. Also installs…
Serves homeowners, businesses, public buildings and social housing providers across Sussex, Surrey, Hampshire and Kent, including schools, hospitals, hotels, landlords and residents.
Financial Health
HealthyHealthy
Location
Custom Climates Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, supplies, installs and maintains air conditioning, air source heat pumps, underfloor heating and heat recovery ventilation systems. Provides smart climate control and swimming pool heat pump…
Serves domestic homeowners, landlords and commercial premises in the South East, including offices and other businesses needing building climate-control systems for homes, workplaces and…
Financial Health
StrongStrong · Growing · 0% CAGR over 4y
Location
SJM 360 GROUP (UK) LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides HVAC engineering services including design, installation, maintenance and repair of air conditioning, refrigeration, plumbing, heating, ductwork and ventilation systems. Also delivers…
Serves commercial, industrial and domestic customers, including businesses, facilities or property managers, and homeowners with HVAC, plumbing, heating, ventilation and renewable energy requirements.
Financial Health
StrongStrong · Growing · 0% CAGR over 2y
Location
Sussex Air Conditioning & Heat Pumps Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsInstalls, services and maintains air conditioning systems, air‑to‑air heat pumps, and refrigeration equipment for domestic and commercial buildings. Provides system design, site surveys, ventilation…
Serves homeowners and businesses in Sussex, including shops, laboratories, clean rooms and other commercial sites needing air conditioning, heat pump, refrigeration and ventilation support.
Financial Health
StrongStrong · Hiring · 60% CAGR over 4y
Location
Dps Sussex Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides installation of solar photovoltaic systems, undertaking small-scale solar energy installations. Services include fitting solar panels and associated system components for electricity…
Serves businesses and property owners seeking smaller solar installations in the United Kingdom.
Financial Health
HealthyHealthy · 0% CAGR over 4y
Location
Ricardo
Provides engineering and environmental consultancy services focused on transport, energy and climate. Offers policy advice, technical analysis, regulatory support, and engineering solutions for…
Serves businesses and public-sector organisations in transport, energy, environment and climate, including automotive, aerospace, defence, utilities, waste, financial services, manufacturing,…
Location
Provides environmental, engineering and strategic consultancy services focused on transport, energy and climate. Advises governments and industry on policy, technology, infrastructure and…
Serves governments, public agencies and businesses in transport, energy, utilities, waste, automotive, aerospace, defence, manufacturing, maritime, rail, financial services and chemicals globally.
Location
Ricardo
Provides environmental, engineering and strategic consultancy services focused on transport, energy and climate. Advises governments and industries on sustainable mobility, energy transition,…
Serves governments, city and regional authorities, and businesses in transport, energy, utilities, waste, automotive, aerospace, defence, manufacturing, maritime, rail, financial services, chemicals…
Location
ORANGE22 LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides mechanical and electrical contracting services for commercial and industrial projects, including electrical installation, maintenance and repairs, EV charging point installation, LED…
Serves commercial, retail, industrial and medical-sector organisations across the UK, including clients with offices, new-build projects, utilities sites and other business premises needing…
Financial Health
StrongStrong · Hiring · 26% CAGR over 4y
Location
Wessex Services Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides building services including design, installation and maintenance of plumbing, heating and ventilation systems. Installs renewable energy technologies such as air source heat pumps and…
Serves commercial and industrial organisations across southern England, including businesses with building services and facilities management needs, plus some domestic plumbing customers.
Financial Health
WeakWeak · -28% CAGR over 4y
Location
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How Brighton renewable energy companies work and how to sell to them
What they do
Brighton renewable-energy firms usually earn revenue through a mix of project fees, recurring maintenance income, asset-management retainers and advisory work tied to low-carbon electricity infrastructure. Some own or operate generation and storage assets, where revenue depends on energy output, metering, contract terms and the ability to manage operational risk. Others sit closer to engineering services, packaging site assessment, installation oversight, compliance support and ongoing performance monitoring. Pricing tends to follow the shape of the asset: fixed-fee surveys and feasibility work at the front end, capex-backed project delivery during build-out, and recurring service contracts once equipment is live.
Who they sell to
Most sell to organisations with property, infrastructure or public-service responsibilities rather than to casual domestic buyers. Typical buyers include commercial landlords, estates directors, local authorities, utilities, public-sector procurement teams and finance teams assessing payback periods. Technical stakeholders are usually involved early, but budget approval often sits with finance, operations or property leadership because the purchase affects energy cost, site resilience and long-term maintenance exposure. Sales cycles tend to be consultative, with direct sales and tender-led procurement more common than self-serve buying. Evidence of accreditation, safety process, grid competence and operating history carries weight.
What they buy
Most renewable-energy firms tend to spend on tools and services that reduce delivery risk once a project moves beyond feasibility. Useful categories include project accounting, field-service scheduling, asset-management systems, metering-data handling, compliance workflows, bid management, CRM, document control and cyber security for operational systems. Service spend often goes towards legal advice, insurance, accounting, health-and-safety support, recruitment, planning support and specialist engineering consultancy. Firms with maintenance retainers also need workforce management, stock control, reporting and customer communication tools, while advisory-led firms may prioritise proposal production, market intelligence and finance modelling.
Why and how to sell to them
Renewable-energy buyers tend to evaluate vendors when project complexity rises: a new multi-site contract, a public-sector tender, an Ofgem-facing obligation, a storage or metering requirement, or a shift from one-off delivery into recurring asset management. Common pain points are delayed grid access, uneven subcontractor capacity, audit trails, performance reporting and cash tied up in long project cycles. Outbound works better when it links the offer to financeability, fewer delivery exceptions, clearer compliance evidence or better visibility across live assets. Generic decarbonisation messaging is usually too broad; procurement teams need proof that the supplier understands regulated energy operations and property-led buying.
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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