Whole-house retrofit and energy efficiency contractor

Reference

S13259

Turnover

£2m to £5m

Sector(s)

Construction, Miscellaneous, Service industries

Region(s)

South East England, South West England

Added

12 March 2026

Business description

The company is a PAS-led whole-house retrofit and energy efficiency contractor delivering end-to-end solutions across Southern England. Operating primarily as principal or lead contractor, the business retains full PAS 2035 responsibility, covering quality management,
retrofit coordination, ventilation compliance, resident liaison, and documentation control.
The company provides external, cavity, internal, and loft insulation; flat-roof and roofing insulation; PAS-compliant ventilation; solar PV and heat pumps (via MCS partners); replacement boilers (via Gas Safe partners); EPC assessments; general building works, including roofing, electrical, scaffolding, and enabling works; rendering; damp and mould remediation; PAS-compliant glazing (windows, doors, conservatories), and retrofit assessments through its assessor contractor network.
Our clients are offering the business for sale to pursue other interests. Offers invited.

Highlights

• PAS accreditation in place for external wall insulation and glazing.
  
• Additional PAS measures in progress for in-house accreditation, including Loft, Cavity, Internal Wall, and Flat Roof Insulation, currently delivered through PAS-accredited partners.
  
• Provides services to a diverse client base, including local authorities, housing organisations, primary contractors, insulation contractors, building contractors, and homeowners.
  
• Works with over 50 active clients, with approximately 80% providing ongoing, repeat revenue, demonstrating high levels of client retention and repeat instruction.
  
• Experienced management team in place, comprising a general operations manager with over 30 years’ experience, an MCIOB construction manager, and a NEBOSH-certified H&S lead alongside an internal compliance, resident liaison, and documentation team.
  
• Accreditations include Constructionline Gold, SafeContractor, and Cyber Essentials. Cyber Essentials Plus in progress and due to be completed in March 2026.
  
• Fully compliant and operationally ready for Warm Homes Plan and all Government retrofit schemes.
  
• Can diagnose, manage, and fully remediate damp and mould issues, a critical compliance requirement under the recent introduction of Awaab’s Law.

Financials

	Turnover (£'000)	Adjusted EBITDA (£'000)
2022 (Actual)	723	249
2023 (Actual)	1,487	553
2024 (Actual)	1,744	621
2025 (Actual)	2,232	255
2026 (Forecast)	3,000	680

• YE25 turnover of £2.2m, with an EBITDA of £255k.
  
• 85% of turnover derives from contracted income, ensuring stability and ongoing revenue streams for the business.
  
• Confirmed contracts include £2m PAS glazing & insulation package (commencing March 2026) , three-year local authority arrangement valued at £10m+, and a £1m exclusive able-to- pay agreement with an energy tech partner.
  
• Pipeline of £40m+ whole-house retrofit tender submitted, with the business positioned as PAS Lead Installer.
  
• £17m+ housing retrofit tender submitted with a net margin of circa 30%.

Opportunities

Prospective purchasers