| 05 CBK Ltd | Edgware | 2022 |
| 05 Group Ltd | Wembley | 2012 |
| 05 Joinery Ltd | Wembley | 2022 |
| 05018021 Limited | Norwich | 2004 |
| 052021 Limited | Newton Abbot | 2021 |
| 05217379 Limited | Beckenham | 2004 |
| 05637293 Limited | Richmond | 2005 |
| 05748280 Ltd | Newcastle Upon Tyne | 2006 |
| 05805152 Limited | Ceredigion | 2006 |
| 05938968 Limited | Rotherham | 2006 |
| 06377227 Limited | Sheffield | 2007 |
| 06562942 Ltd | Stockton-On-Tees | 2008 |
| 06788519 Limited | Liverpool | 2009 |
| 06967261 Limited | Wisbech | 2009 |
| 07057888 Limited | Weybridge | 2009 |
| 07658541 Ltd. | Warrington | 2011 |
| 07831950 Limited | Leigh-On-Sea | 2011 |
| 07973118 Limited | Hastings | 2012 |
| 079MAINTENANCE Ltd | London | 2026 |
| 079ME Repairs Ltd | Southend-On-Sea | 2024 |
| 0800 GAS Services Limited | Glasgow | 2015 |
| 0800 Help Limited | Woking | 2025 |
| 0800 Homefix Ltd | Bracknell | 2021 |
| 0800 Plastering Limited | Newcastle Upon Tyne | 2025 |
| 0800 Rewire Limited | Newcastle Upon Tyne | 2021 |
| 0800GASMAN Limited | Stowmarket | 2018 |
| 0800SPARKS.COM Limited | Hornchurch | 2006 |
| 080901 Limited | London | 2013 |
| 08304816 Limited | London | 2012 |
| 08443328 Limited | Erith | 2013 |
| 08485391 Limited | West Drayton | 2013 |
| 08688047 Ltd | Cardiff | 2013 |
| 08711975 Limited | Shoreham-By-Sea | 2013 |
| 08923656 Ltd | Hyde | 2014 |
| 08948297 Ltd | London | 2014 |
| 08962342 Realisations Limited | Maidenhead | 2014 |
| 09064267 Limited | Birmingham | 2014 |
| 09308098 Limited | London | 2014 |
| 09463205 Limited | Northampton | 2015 |
| 09831784 Limited | Great Dunmow | 2015 |
| 09862887 Limited | Rugeley | 2015 |
| 09930724 PLC | Barking | 2015 |
| 1 & 4 & 7 Triton Limited | London | 2006 |
| 1 - 2 Clear Limited | Goole | 2003 |
| 1 2 3 Paint Ltd | Edinburgh | 2021 |
| 1 AJK Adam Construction Ltd | Slough | 2026 |
| 1 Alliance Ltd | Leigh-On-Sea | 2014 |
| 1 ARM Lighting Ltd | London | 2020 |
| 1 Barr Plumbing & Heating Ltd | Chessington | 2018 |
| 1 Black Dog Design Limited | Maryport | 2017 |
| 1 Box Property Services Ltd | Croydon | 2025 |
| 1 Brickwork and Landscaping Limited | Maidstone | 2015 |
| 1 Build Construction Limited | Coalville | 2025 |
| 1 Build Design & Development (Midlands) Ltd | Coalville | 2025 |
| 1 Build Design & Development Ltd | Coalville | 2021 |
| 1 Bulk Road Ltd | Lancaster | 2018 |
| 1 Call Electrical Ltd | Southampton | 2023 |
| 1 Call Property Services Limited | Morecambe | 2021 |
| 1 CDM Ltd | London | 2014 |
| 1 Clean Construct Ltd | Grays | 2019 |
| 1 Click JOB Ltd | London | 2018 |
| 1 Construct Ltd | Buntingford | 2024 |
| 1 Construction (South East) Ltd | Purley | 2024 |
| 1 Cromwell Square Limited | Harrow | 2018 |
| 1 CUT Carpentry Limited | Tetbury | 2026 |
| 1 CWT Decorations Ltd | Tadworth | 2017 |
| 1 DDN Ltd | Milton Keynes | 2025 |
| 1 Douglas Avenue (Hythe) Limited | Swanley | 2020 |
| 1 Elite Services Ltd | Sheffield | 2026 |
| 1 Fire Protection Ltd | London | 2020 |
| 1 FIX Electrical Ltd | Nottingham | 2018 |
| 1 Fortisconstruct Ltd | London | 2025 |
| 1 Global Hub Limited | Barnet | 2020 |
| 1 Grosvenor Holdings Limited | Luton | 2016 |
| 1 Heat Plumbing Limited | Dunstable | 2024 |
| 1 High Street Studios Limited | London | 2024 |
| 1 Holtwood Road Limited | London | 2018 |
| 1 Hornes Homes Limited | Worksop | 2008 |
| 1 HPF Limited | Dundee | 2021 |
| 1 Imperial Limited | Cheltenham | 2019 |
| 1 J Scaffolding Ltd | Rochester | 2023 |
| 1 Kitchen Installation Solutions Services Limited | Northampton | 2019 |
| 1 Landmark Builders Ltd | Borehamwood | 2020 |
| 1 Level Limited | Bury | 2018 |
| 1 M&E Ltd | Manchester | 2023 |
| 1 Maintenance Solutions Ltd | Waltham Cross | 2025 |
| 1 Mapleton Crescent Limited | London | 2006 |
| 1 MC Ltd | Wirral | 2019 |
| 1 MO Limited | London | 2020 |
| 1 Nelson Road Developments Limited | Winchester | 2011 |
| 1 Neutral Ltd | Brighton | 2013 |
| 1 NRG Ltd | Warwick | 2022 |
| 1 on 1 Windows Limited | Kilbarchan | 2023 |
| 1 Parkers Hill TPH Limited | London | 2021 |
| 1 Pencil Limited | Sheffield | 2020 |
| 1 Point Plumbing and Heating Services Ltd | London | 2023 |
| 1 Premium Touch Ltd Limited | Uxbridge | 2024 |
| 1 Pro Maintenance Services Limited | Sheffield | 2026 |
| 1 Pro Services Ltd | Sheffield | 2026 |
| 1 Property Solutions Group Ltd | Whyteleafe | 2023 |