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Custom Solar

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Specialist developer of commercial and industrial solar PV

Chesterfield, United KingdomFounded 2011Energy
Valuation $10–25M Last recorded · 2022
Revenue $10–50M Latest reported FY
Headcount <100 Current team size
Total funding $0–10M Disclosed equity funding
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About Custom Solar

Custom Solar is a UK-based developer specializing in solar photovoltaic (PV) systems for commercial, industrial, and public sector clients. Established in 2010, the company provides end-to-end services, including consultancy, design, installation, and maintenance for a variety of solar solutions like rooftop, ground-mount, and solar carports. The company serves a diverse client base, from local authorities to FTSE-listed corporations, delivering projects of varying scales, from small systems under 100 kWp to the UK's largest rooftop installation at 6.5 MWp. A significant milestone for the company was its acquisition by Mitie, a leading UK facilities management and professional services company, in 2023. This acquisition has enabled Custom Solar to undertake larger, more complex projects with an expanded geographic reach. The business operates on a model that includes both self-financed projects and Power Purchase Agreements (PPAs), which allows clients to benefit from solar energy with no upfront capital costs. Custom Solar has received multiple industry awards, including the 'Commercial Solar & Storage Project of the Year' in 2018, 2020, and 2022.

As part of Mitie Power & Grid, Custom Solar collaborates with other specialized firms to deliver comprehensive decarbonization solutions. The company is led by Managing Director Matthew Brailsford, who has overseen its growth and strategic direction. Custom Solar emphasizes a manufacturer-agnostic approach, allowing it to recommend the most efficient and suitable technology for each specific project. The firm's services cover the full project lifecycle, from feasibility studies and financial analysis to securing necessary approvals and providing ongoing operational support.

Source: Dealroom company data

At a glance

Founded
2011
Headquarters
Chesterfield, United Kingdom
Sector
Energy
Power Law
Colt$25–100M revenue

Investors

1 investor on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series B and later1 investor entered at this stage

  • Virgin Money UK
Team profiled 1 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators Hidden — book a demo quality score
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
🇬🇧 United Kingdom · Chesterfield HQ
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Web traffic by country
1.7K monthly visits
across markets
🇬🇧 United Kingdom100%
Top 1 markets shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Custom Solar on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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