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Solar Installation Companies in Newcastle upon Tyne: 26 Active Firms (2026)
Solar installation companies design, fit and maintain photovoltaic systems for homes, commercial sites and public buildings around Newcastle upon Tyne.
Buying activity tends to sit with property owners and facilities teams, commercial landlords, public-estate managers and domestic householders comparing installed-system quotes. The sales motion is practical rather than software-like: survey the roof or site, specify capacity and mounting, coordinate electrical integration, then keep the customer through monitoring and aftercare. Domestic work is usually shorter-cycle and trust-led; commercial and public-sector engagements add procurement checks, access planning and more formal maintenance expectations. Around Newcastle upon Tyne, the relevant suppliers range from specialist installation teams to regional contractors able to combine design, supply, fitting and ongoing support.
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The Newcastle upon Tyne cohort contains 26 active solar installation companies, a local rather than national-scale population. Reported employment reaches 224 people, suggesting a market of specialist installation teams with some capacity for larger commercial and public-estate work. The mix implied by the buyer base is practical: domestic customers buy surveys and fitted systems, while commercial sites and public buildings add more formal specification, scheduling and aftercare requirements. For researchers, the useful read is a contractor market with limited depth, not a broad renewable-energy software or manufacturing cluster.
Solar installers operate in a permissioned trade even when the sale looks like a building-services job. Work normally has to pass through building-control expectations, electrical safety obligations, grid-connection processes and warranty commitments, with extra scrutiny where panels are fitted to public buildings or multi-tenant commercial sites. Household-facing work also carries conduct risk: payback claims, roof condition and aftercare terms need clearer handling than a simple equipment sale would suggest. Around Newcastle upon Tyne, these constraints are likely to favour contractors that can manage paperwork, site access and subcontracted electrical work as part of the same engagement.
Procurement appears likely to remain relationship-led rather than purely digital. Domestic enquiries tend to be price-sensitive, while commercial and public-sector buyers usually want evidence of site delivery, aftercare capacity and coordination with other building works. Scale-up scarcity may keep the local field fragmented: specialist installers can win retrofit jobs, but larger estate programmes tend to reward contractors with project-management depth and reliable subcontractor networks. Consolidation, where it happens, is more likely to come through regional contractors adding solar capacity than through local installers becoming national platforms.
26
Active firms
2026
3
Above £5M
Revenue-reporting firms
4
Since 2022
Recently incorporated
Key facts
About 11% of the trading cohort reports turnover above £5M (3 of 26 firms) — the rest sits below that revenue band.
15% of the cohort was incorporated since 2022 (4 firms), so a sizeable share is in its first few filing cycles.
Solar installation work around Newcastle upon Tyne sits between energy procurement, construction and facilities management.
Buyer assessment tends to cover equipment specification, installation capacity, maintenance cover and project delivery risk rather than panel supply alone.
Residential, commercial and public-building buyers have different procurement cycles, which can affect lead times and aftercare expectations.
Installer operating models can differ, with some delivery handled by in-house teams and some through subcontracted labour.
Top Newcastle upon Tyne Solar Installation companies
Crowdhouse Energy Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns and implements on-site renewable energy systems for commercial and industrial clients, including solar PV roof, ground and parking canopy installations, microgrids and energy storage.…
Serves public and private sector organisations, developers, main contractors and consultants across the UK seeking large-scale onsite renewable energy projects, especially businesses with suitable…
Financial Health
StrongStrong
Location
ESP MANAGEMENT LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, installs and maintains renewable energy systems for commercial and community projects, including biomass boilers, solar PV, heat pumps, battery storage, combined heat and power units,…
Serves commercial customers seeking renewable energy systems and maintenance, including organisations with district heating, CHP, EV charging and heating projects. Also appears to supply community…
Financial Health
StableStable · 0% CAGR over 4y
Location
GEC Power Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsInstalls renewable energy and heating systems for homes and businesses, including solar panel and battery systems, air source heat pumps, boilers, and electric vehicle chargers. Provides…
Serves UK homeowners, landlords and businesses looking to reduce energy costs and carbon footprint, with separate offerings for residential properties, workplaces and commercial premises.
Financial Health
StrongStrong · Growing, Hiring · 41% CAGR over 2y
Location
The Minel Group Ltd.
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsInstalls and maintains renewable energy systems including solar photovoltaic panels, battery storage, heat pumps, wood‑fuel heating systems, small wind energy systems, electric vehicle charging…
Financial Health
StableStable · 0% CAGR over 4y
Location
BLT Contracts Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides mechanical and electrical contracting, building fabric maintenance and refurbishment, renewable energy installations including solar PV and renewable heat systems, and project management for…
Serves private-sector organisations and public-sector bodies across various industries, including large organisations and clients commissioning smaller one-off building or refurbishment projects.
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
SUSTAINABLE ENERGY ENGINEERING LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides design and installation of solar photovoltaic systems for homes and businesses, including battery storage integration, EV charging points, system retrofits and maintenance services, using…
Serves homeowners and commercial organisations across the North East, including businesses, schools, community centres and churches investing in solar PV, battery storage and EV charging.
Financial Health
StrongStrong · Growing, Hiring · 22% CAGR over 4y
Location
Reuvolt Electricals Limited
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsProvides solar PV design and installation for residential, commercial and industrial properties, along with electrical testing and inspections (EICRs), planned maintenance, emergency lighting…
Serves residential homeowners, commercial businesses, industrial sites and large-scale solar farm projects seeking electrical and solar solutions, with a focus on clients around Gateshead looking to…
Financial Health
WeakWeak · Hiring · 367% CAGR over 1y
Location
A. & J. KEITH LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · -65% CAGR over 4y
Location
The Priory (NE) Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and installs renewable energy systems including solar PV panels, battery storage and electric vehicle charging points for residential and small commercial properties, providing site…
Serves homeowners and small business owners in Newcastle and the North East, including domestic property owners and commercial premises seeking renewable energy, energy-efficiency and EV charging…
Financial Health
WeakWeak · -10% CAGR over 4y
Location
SWH Electrical Solutions Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides solar energy system installation for domestic, commercial and new-build properties, including solar panels, battery storage and Tesla Powerwall systems. Also delivers electrical contracting…
Sells to homeowners, business owners and property developers, particularly those seeking solar, battery storage, EV charging and electrical services for domestic, commercial and new-build projects.
Financial Health
StrongStrong · Growing, Hiring · 22% CAGR over 4y
Location
SOLAR ADVANCED SYSTEMS LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns, supplies and installs renewable energy systems for commercial and public sector sites, including rooftop, ground‑mounted and carport solar PV, battery storage and EV charging. Provides…
Serves commercial and industrial organisations, new-build developers, education providers, agricultural businesses, public sector bodies and local authorities seeking renewable energy projects.
Financial Health
WeakWeak
Location
Rutherford & Clark Electrical Contractors Ltd
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsProvides electrical contracting services for domestic and commercial properties, including electrical installations, house rewiring, fuseboard upgrades, lighting and heating systems, EV charger…
Serves residential, commercial and industrial customers in the North East of England, including homeowners, property managers, local businesses and industrial operators.
Financial Health
StrongStrong · Hiring · 10% CAGR over 3y
Location
Geowarmth Heat Pumps Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and installs renewable energy and heating systems for residential and commercial properties, including air and ground source heat pumps, solar PV, battery storage, EV charging points, and…
Serves homeowners and commercial property owners across Durham, Yorkshire, Northumberland, Cumbria, Lancashire and the Scottish Borders looking to reduce energy bills and decarbonise properties.
Financial Health
StrongStrong · Growing, Hiring · 20% CAGR over 4y
Location
Greenhome Heating Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides installation and servicing of domestic heating and energy systems, including heat pumps, solar PV and gas boilers. Also carries out plumbing work, central heating installations, repairs, and…
Serves homeowners and residential landlords in Sunderland and the North East of England seeking domestic heating, plumbing and renewable energy support.
Financial Health
StrongStrong · Growing, Hiring · 8% CAGR over 2y
Location
MALONES ELECTRICALS GROUP LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides electrical installation and maintenance services for domestic and commercial clients, including lighting and power systems, data cabling (Cat5e/Cat6), emergency lighting, low‑voltage control…
Sells to both consumers and businesses, including homeowners needing domestic charging, businesses with green fleets, and retailers and commercial customers seeking electrical, lighting, cabling and…
Financial Health
StableStable · -3% CAGR over 4y
Location
Caztec Group Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides electrical contracting services including installation and maintenance of power and lighting systems, electrical testing and inspection, EV charging point installation, LED upgrades, solar…
Sells to domestic customers, homeowners and landlords, plus B2B commercial organisations, property operators and rail-sector clients across North East England, especially Newcastle, Sunderland and…
Financial Health
StableStable · -3% CAGR over 4y
Location
BLUE LEAF ENERGY SERVICES LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsInstalls renewable energy and energy‑efficiency systems for commercial and residential buildings, including air and ground source heat pumps, solar PV panels, battery storage, HVAC systems, EV…
Targets a mix of B2B, public sector and residential customers: commercial property owners, councils, housing providers, healthcare practices, leisure venues, churches, wedding venues, developers and…
Financial Health
HealthyHealthy · Hiring · 100% CAGR over 2y
Location
THRIFT ENERGY LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides energy efficiency retrofit services for residential, landlord, commercial and social housing properties, including installation of solar panels and batteries, air source heat pumps, boilers,…
Serves B2B and B2C customers: commercial property organisations, social housing providers, homeowners and private landlords seeking retrofit, renewable energy, heating and insulation improvements.
Financial Health
HealthyHealthy · -7% CAGR over 4y
Location
PHS Home Solutions
Provides installation, maintenance and repair of residential heating, plumbing, renewable energy and insulation systems. Services include boilers, heat pumps, solar panels, district heating,…
Serves utility companies, new-build construction firms, manufacturers, social landlords, insurers and local authorities across the UK, alongside homeowners seeking domestic home energy and repair…
Location
RE:GEN Green
Trajectory
3y · 2023–NowProvides renewable energy and building retrofit services, delivering turnkey energy upgrade projects including design, compliance management, installation, and project delivery of low‑carbon and…
Financial Health
Insufficient historyInsufficient history
Location
FUTURE HEAT LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsInstalls residential heating and energy systems including heat pumps, solar panels, battery storage and gas boilers. Provides system advice, grant guidance and installation services aimed at…
Serves homeowners across the UK seeking heat pumps, solar panels, battery storage and boiler installations, with some provision for businesses pursuing energy efficiency and carbon reduction.
Financial Health
StableStable · -63% CAGR over 3y
Location
DVC ROOFING & BUILDING LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides commercial roofing services including flat roof installation, waterproofing systems, industrial roof sheeting, rainscreen cladding, solar PV installation, roof surveys, maintenance, and…
Serves UK businesses, public-sector bodies and contractors managing commercial properties, including healthcare, pharmaceutical, retail, multi-storey residential, education, hospitality and leisure…
Financial Health
HealthyHealthy · -63% CAGR over 5y
Location
GREEN KEY INSTALLATIONS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsInstalls home energy efficiency measures under the UK ECO4 scheme, including internal wall, loft, underfloor and room-in-roof insulation, and offers solar panel and heating upgrade installations to…
Serves UK homeowners, particularly households eligible for ECO4 government funding or receiving benefits, seeking free energy-efficiency home improvements to reduce bills and improve warmth.
Financial Health
StableStable · 0% CAGR over 4y
Location
Arktek Insulation Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsInstalls residential energy‑efficiency measures including cavity, loft and solid wall insulation, room‑in‑roof and underfloor insulation, gas central heating systems, boilers, air source heat pumps,…
Serves private homeowners and tenants, especially households receiving qualifying benefits or meeting ECO4/LA Flex criteria, plus landlords with rented homes.
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
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How Newcastle upon Tyne Solar Installation companies work and how to sell to them
What they do
Solar installation firms earn revenue from quoted projects rather than recurring subscriptions. A typical job bundles survey work, system design, panel and inverter supply, mounting, electrical integration and handover documentation, with staged payments around deposit, installation and completion. Domestic projects are usually fixed-price and referral-sensitive; commercial and public-estate work tends to involve more design time, access planning and maintenance commitments. Ongoing income can come from monitoring, fault diagnosis, cleaning, repairs and warranty administration, although many local installers still depend on new project flow and repeat work through builders, landlords and facilities contacts.
Who they sell to
Most buyers are property owners or people responsible for buildings: homeowners, commercial landlords, facilities managers, estates teams, finance directors and public-sector procurement staff. Domestic buyers usually compare direct quotes and judge trust, payback claims and workmanship evidence. Commercial buyers tend to involve a facilities or estates lead first, then finance for capital approval and procurement for contractor checks. Public-sector work is more likely to move through a tender, framework or approved-supplier route. Sales cycles are therefore split: household jobs can close after a site visit and revised quote, while estate work usually needs specification, risk review and planned access windows.
What they buy
Most solar installation firms tend to spend on tools that reduce quoting friction, manage site work and keep paperwork in order. Relevant categories include CRM, field-service scheduling, survey capture, proposal generation, accounting, job costing, stock control, health-and-safety administration and document storage for handover packs. They also buy trade insurance, electrical subcontracting, scaffolding, fleet services, recruitment, training, local marketing and customer-review support. Larger regional contractors may add project-management software, procurement controls, asset monitoring and customer portals for maintenance customers. The useful sales angle is usually operational: fewer missed appointments, cleaner compliance trails and better margin visibility per installation.
Why and how to sell to them
Margin pressure, labour availability and project coordination are common sources of friction. Installers tend to evaluate suppliers when they move beyond household work, take on public-estate or commercial jobs, hire office staff, add maintenance revenue, or need tighter control over subcontractors and warranties. A seller should usually lead with practical outcomes: faster quote turnaround, fewer revisits, clearer evidence for building-control and electrical-safety checks, and less admin after handover. Local operators may be sceptical of abstract productivity claims, so references to site workflow, cash collection, roof-access planning and aftercare workload are likely to land better than broad renewable-energy messaging.
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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Frequently asked questions
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