What Sureserve Compliance South does

Sureserve Compliance South is a regional operating subsidiary of Sureserve Group Limited, a UK social housing energy and compliance services platform headquartered at Norfolk House, London (WC1A 2AJ), with offices and field operations across England, Scotland, and Wales and, since November 2025, the Netherlands. Founded in 1988 and owned by Cap10 Partners since a July 2023 public-to-private transaction, the group delivers five compliance service lines — heating, electrical, fire, insulation, and water hygiene — plus a growing energy efficiency and decarbonisation retrofit offering (solar PV, air source heat pumps, insulation, combined heat and power, and building management systems). Its customers are housing associations (including G15-scale landlords such as Peabody and Clarion), local authorities (City of Lincoln Council, South Lakes Housing, Adur & Worthing, Havering), NHS trusts, and educational institutions (Gloucestershire College, MidKent College, York St John University).

The platform is technology-enabled but not technology-led. Core technical components include a proprietary real-time two-way ICT interface integrated into client systems for contract monitoring; a proprietary MRV (Monitoring, Reporting, Verification) solution inherited via the 2025 HI Group acquisition, which delivers half-hourly energy data, benchmarking, and optimisation; and the Thrive social value platform used for community needs analysis. The group also holds full ISO 9001 / 14001 / 45001 / 50001 accreditation, PAS 2035 retrofit certification, MCS, Trustmark, and Gas Safe status, and is the first-ever Aico Platinum Partner and a member of the Honeywell Gent Approved Network (since April 2026).

Revenue is generated primarily through professional-services contracts secured via procurement frameworks, tenders, and government programme bids. The largest disclosed revenue stream is from compliance and maintenance contracts with housing associations and local authorities (multi-year cadence, project-based pricing). A second stream is retrofit and decarbonisation project work, substantially co-funded through the UK government's Social Housing Decarbonisation Fund (SHDF Waves 1, 2.1, and 3) and the Warm Homes Plan (e.g., £3.6m SHDF award matched by £3.6m from South Lakes Housing for 905 properties). Public buildings energy services and a decarbonisation consultancy complete the mix. Sureserve Compliance South specifically delivers the southern region's compliance field services as part of this structure, supported by an in-house multi-trade workforce, dedicated resident liaison officers, and 24/7/365 reactive maintenance capability.

Name

Sureserve Compliance South

Legal name

Sureserve Group Limited

Website

https://sureserve.co.uk

Company type

Private

Founded year

1988

Operating status

Operating

Headcount range

251–500 employees

Short description

Sureserve Compliance South is a regional UK subsidiary of Sureserve Group, delivering heating, electrical, fire, water hygiene, insulation and decarbonisation retrofit services to social housing providers, local authorities, and public sector clients under multi-year compliance and grant-funded retrofit contracts.

Ownership category

akta.pro rank

Product category

Social Housing Compliance Services

NAICS

Plumbing, Heating, and Air-Conditioning Contractors (23822), Plumbing, Heating, and Air-Conditioning Contractors (238220), Security Systems Services (56162), Facilities Support Services (561210), Appliance Repair and Maintenance (811412)

SIC

Services-To Dwellings & Other Buildings (7340), Cogeneration Services & Small Power Producers (4991), Auto Controls For Regulating Residential & Comml Environments (3822), Electric, Gas & Sanitary Services (4900)

akta.pro primary industry

Water Heater Preventive Check (Flush, Anode, T&P Valve) (HSAGAOAE)

akta.pro secondary industries

Thermostat Repair, Calibration & Controls Service (HSAOAHAI), Door/Window Weatherstripping & Draft Sealing Check (HSAGAOAH), Alarm System Installation, Maintenance & Repair (HSAHAAAD), HSE, Quality & Regulatory Compliance for Renewable Operations (Permits, Inspections, Reporting) (EUAMAGAL)

Keywords

• Social housing compliance
• Heating installation services
• Fire safety services
• Building energy retrofit
• Decarbonisation consultancy

Headquarters

HQ city

Southampton

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Compliance Services: One-time professional services revenue from heating, water, electrical, and fire safety compliance inspections, maintenance, and installations across social housing properties. Revenue is generated through contractual relationships with housing associations and local authorities on a per-job or contract value basis.
2. Energy Efficiency Retrofit & Installation Services: One-time project-based revenue from insulation, solar PV, air source heat pumps, and renewable heating installations. Work is funded through government grants (SHDF/Warm Homes Plan), with match funding from housing providers.
3. Public Buildings Energy Services: Project-based revenue from turnkey energy solutions for public sector clients including solar PV, combined heat & power, heat pumps, and building management systems for public buildings.
4. Decarbonisation Consultancy: Revenue from retrofit planning, decarbonisation consultancy, and fabric-first upgrade strategies for social housing and public sector customers navigating government-funded retrofit programmes.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

Sureserve Compliance South provides compliance, maintenance, installation, and energy efficiency services to social housing providers, local authorities, and public sector clients across England, Scotland, and Wales. The company delivers multi-trade heating, electrical, fire safety, water, and insulation services, alongside renewable energy installations and decarbonisation consultancy to support housing stock safety and net-zero goals.

Product overview

Sureserve Compliance South is part of the Sureserve Group, providing a portfolio of compliance and energy services primarily to social housing and public sector clients. The core offering consists of five main service lines: Heating Services (gas, oil, electric and renewable), Electrical Services, Fire Services (maintenance, testing, fire alarms, sprinklers), Insulation Services (internal, external, cavity wall), and Water Services (hygiene, Legionella control). Additional services include Public Buildings turnkey renewable solutions (Solar PV, heat pumps, CHP), and Decarbonisation and Retrofit Consultancy. The company also offers a proprietary MRV (Monitoring, Reporting, Verification) solution for real-time energy monitoring. The Sureserve Foundation, an independent charity, provides fuel poverty support. These services work together to deliver warm, safe and compliant homes while supporting the UK's net zero targets.

Differentiator

Problem solved

Functional benefit

Brands

• Sureserve Foundation: Independent UK charity dedicated to tackling fuel poverty and helping individuals, families and communities live in safe, warm and sustainable homes, established in 2019
• Sureserve Compliance Services
• Sureserve Energy Services

Products and services

• Heating Services Installation, maintenance, servicing, and repair of domestic heating systems for social housing properties and public buildings, including gas, oil, and renewable heating systems. Designed for housing associations, local authorities, and public sector clients.
• Electrical Services Electrical inspection, testing, installation, and maintenance services including landlord electrical safety inspections and EICR certification for residential and public buildings. Delivered for social housing landlords and public sector organisations.
• Fire Safety Services Fire detection and alarm system installation, inspection, and maintenance, including Aico smoke and heat alarm products as an Aico Platinum Partner. Serves social housing providers and public sector clients requiring fire safety compliance.
• Insulation Services Insulation installation and retrofit services including external wall insulation, internal wall insulation, cavity wall insulation, and loft insulation to improve thermal efficiency of residential housing stock. Targets housing associations and public sector retrofit programmes.
• Water Services Water hygiene management, Legionella risk assessment, and water safety compliance services including TMV servicing and cold water storage tank inspection. Delivered for social housing landlords and public sector building operators.
• Public Buildings Energy Services Design, supply, installation, and maintenance of Solar PV, Combined Heat and Power (CHP), air source and ground source heat pumps, and other renewable energy systems for public sector buildings and institutions. MCS-certified delivery for local authority and public estate decarbonisation.
• Decarbonisation and Retrofit Consultancy Strategic consultancy supporting housing associations, local authorities, and combined authorities to plan, fund, and deliver decarbonisation and retrofit programmes including PAS 2035 retrofit assessments, energy modelling, and net-zero roadmap development.
• MRV (Measurement, Reporting and Verification) Solution Proprietary monitoring, reporting, and verification platform that provides productivity savings and helps evidence the performance and carbon impact of low-carbon and renewable technology installations for clients.

Quantifiable outcome

• 1.9 million+ safety and compliance inspections delivered in FY25
• +7 more outcomes

Named customers17 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Six partnerships are on record, tiered core and minor.

• Honeywell Gent (Approved Network)coreStrategic or Co-development Partner · 9 April 2026Sureserve Compliance Fire joined the Honeywell Gent Approved Network — a tightly controlled, fully audited partner network requiring high standards of quality, technical knowledge, and ongoing professional development. As an Approved partner, Sureserve is trained to design, install, commission and maintain Gent fire detection and alarm systems under the Managed Protocol framework. The partnership provides access to Honeywell Gent's self-test detection technology, which is designed to carry out regular self-tests without physical access, tackling access challenges in social housing properties.
• HI GroupcoreOthers · 10 November 2025HI Group was acquired by Sureserve in spring 2025. HI Group is dedicated to easing the journey to sustainability and renewable energy for large estates, organisations, and communities, offering tailored end-to-end solutions from design and funding to implementation and expert management. Key differentiator is its proprietary MRV (Monitoring, Reporting, Verification) solution for real-time energy monitoring, early issue detection, and actionable insights. Clients include Gloucestershire College and MidKent College.
• BonariuscoreOthers · 10 November 2025Sureserve acquired Bonarius in November 2025 as its eighth add-on investment and first international step following the Cap10 Partners acquisition in July 2023. Bonarius is a leading Dutch provider of technical maintenance and installation services to housing associations (woningcorporaties) and real estate investors, recognised for its Academy training model, unique operating approach, and market-leading quality. Bonarius operates academies in Zwanenburg and Zwolle. The van Heusden family stepped down as directors with COO Jeroen Smolders becoming Managing Director.
• AicocoreStrategic or Co-development PartnerSureserve is the first-ever Aico Platinum Partner — Aico's highest tier of recognition for organisations demonstrating Gold Standard Installer Compliance, leadership-level C&G training, joint site visits with Aico and clients, executive factory engagement, ISO 9001 accreditation, active CSR and sustainability participation, and BS 5839-6 compliance. The partnership drives innovation and sustainability in fire and carbon monoxide safety across the UK's housing sector.
• Sureserve FoundationminorOthersThe Sureserve Foundation is an independent UK charity established in 2019, dedicated to tackling fuel poverty and helping individuals, families and communities live in safe, warm and sustainable homes. It works alongside Sureserve to deliver social value, providing winter warmer packs, community kitchen projects, energy top-up cards, and educational materials. Over £52,000 has been raised since 2019.
• RISE (Retrofit Improvement Support Entity)minorGTM or Marketing PartnerRISE is the government-funded support service for the Warm Homes: Social Housing Fund, providing webinars, courses, and one-to-one support for applicants navigating the WH:SHF application process. Sureserve refers clients to RISE for application guidance.

Scale indicators12 records

Recent moves7 records

Expansion highlights7 records

Direct peers

• Liberty Group: Liberty Group delivers compliance, gas, electrical, fire safety and asset management services to UK social housing. Directly comparable to Sureserve Compliance South on service portfolio (gas safety, electrical, fire), customer segment (housing associations) and contract-based delivery model.
• Keepmoat: Keepmoat is a UK homebuilder and refurbishment contractor with growing social housing retrofit and decarbonisation activity. Comparable to Sureserve on retrofit works for social housing, fabric-first upgrades, and exposure to government-funded energy efficiency programmes.
• Bell Group: Bell Group is a UK social housing contractor delivering planned maintenance, refurbishment, fire safety and decarbonisation programmes to housing associations. Closely comparable to Sureserve on housing association customer base, planned maintenance work, and energy efficiency retrofit delivery.
• PH Jones (Centrica): PH Jones, part of Centrica/British Gas, delivers heating, plumbing and electrical services to UK social housing landlords and local authorities. Directly comparable to Sureserve Compliance South on heating-focused service portfolio and housing association / local authority customer base.
• Mears Group: Mears Group is a UK-listed provider of maintenance, repairs and decarbonisation services to social housing providers and local authorities. Closely comparable to Sureserve on customer base (housing associations, councils), service mix (responsive repairs, retrofit, planned maintenance), and exposure to SHDF-funded programmes.
• Wates Property Services: Wates Property Services delivers responsive repairs, planned maintenance, retrofit and decarbonisation to UK social housing and public sector clients. Comparable to Sureserve on customer segment, compliance and retrofit service mix, and long-term framework contracts.
• Cardo Group: Cardo Group provides compliance, planned maintenance and retrofit services to UK social housing providers, with a strong focus on fire safety, heating and electrical compliance. Directly comparable to Sureserve Compliance South on service lines, customer base and contract structure.
• Morgan Sindall Property Services: Morgan Sindall Property Services provides repairs, maintenance and retrofit to UK housing associations and councils, including planned works, building safety and energy efficiency. Directly comparable to Sureserve on social housing customer base, planned and responsive maintenance, and decarbonisation delivery.

Broad incumbents

• Mitie: Mitie is a UK-listed facilities management and energy services group serving public sector and regulated customers. Comparable to Sureserve on energy services and decarbonisation delivery, but with a much broader service portfolio and larger contract base than Sureserve's specialist social housing focus.
• Equans UK: Equans UK (formerly ENGIE services) is a large facilities management and energy services provider with public sector, social housing and education customers. Comparable to Sureserve on energy services, decarbonisation and compliance offerings but at significantly larger scale and broader portfolio than Sureserve's specialist social housing focus.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks1 record

Key highlights7 records

Customer concentration

• Xtwitter.com/sureserve
• LinkedInlinkedin.com/company/sureserve-group

Compliance12 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries18 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A1 record

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Sureserve Compliance South