| Aa Konsult Ltd | Builders | DA2 6QA | 2024 |
| Abbey Liftcare Ltd | Builders | DA2 6QD | 1994 |
| Abbeybuild Ltd | Builders | DA2 7WP | 2009 |
| Aci Landscapes Ltd | Builders | DA4 0HU | 2016 |
| Ag Carpentry Services Ltd | Builders | DA4 0AA | 2021 |
| Agrs Construction Ltd | Builders | DA2 6JE | 2022 |
| Aiva Garden Rooms Ltd | Builders | DA4 9AR | 2025 |
| Ajl Construction Services Ltd | Builders | DA4 9AH | 2019 |
| All Time Construction Ltd | Builders | DA2 8BH | 2024 |
| Allgood Carpentry Ltd | Builders | DA2 6HZ | 2018 |
| Allspec Group Ltd | Builders | DA2 7ER | 2020 |
| Amf Ceiling & Interior Ltd | Builders | DA2 7RP | 2020 |
| Apl Building Ltd | Builders | DA2 7ND | 2015 |
| Apollo Building Services Ltd | Builders | DA2 6QQ | 2008 |
| Armfix Group Ltd | Builders | DA2 6QD | 2021 |
| Art - Building and Property Management Ltd | Builders | DA4 9DP | 2021 |
| B Billa Construction Ltd | Builders | DA2 7WX | 2023 |
| Barker Business Ltd | Builders | DA2 7NY | 2009 |
| Bcs Group Services Ltd | Builders | DA2 6QD | 2023 |
| Bdl Construction Ltd | Builders | DA2 6BX | 2017 |
| Beeson Building Services Ltd | Builders | DA2 8DL | 2019 |
| Ben James Building Services Ltd | Builders | DA2 6NR | 2001 |
| Bespoke Floor Sanding Ltd | Builders | DA2 6EF | 2019 |
| Big Legacy Dry-Lining Ltd | Builders | DA2 6LE | 2025 |
| Bluelime Construction Services Ltd | Builders | DA2 6EF | 2018 |
| Bluelime Retail Ltd | Builders | DA2 6EF | 2006 |
| Brighton Rope Access Ltd | Builders | DA2 6QD | 2006 |
| Broughton Building Services Ltd | Builders | DA2 7RL | 2021 |
| Building Solutions Unique Ltd | Builders | DA2 8AZ | 2014 |
| C and P Maintenance Contractors Ltd | Builders | DA2 7AX | 2026 |
| C&A Stone Installers Ltd | Builders | DA2 7BT | 2013 |
| Capital Masonry Ltd | Builders | DA2 7WN | 2015 |
| Caribou Developments Ltd | Builders | DA2 6FH | 2018 |
| Cbn Construction Projects Ltd | Builders | DA2 8BE | 2022 |
| Cgs Builders Ltd | Builders | DA2 7HF | 2015 |
| Cityspace Construction Ltd | Builders | DA2 7SA | 2024 |
| Civilhauus Ltd | Builders | DA2 7BP | 2024 |
| Clad Eleven Ltd | Builders | DA2 8DL | 2019 |
| Cm Construct Solutions Ltd | Builders | DA2 6QD | 2015 |
| Complete Lift Solutions Ltd | Builders | DA2 7AZ | 2021 |
| Cpm Drainage Solutions Ltd | Builders | DA2 7ER | 2024 |
| Cpm Management Ltd | Builders | DA2 7ER | 2025 |
| Crown House Technologies Ltd | Builders | DA2 6SN | 2004 |
| Decimo Building Services Engineering Ltd | Builders | DA2 6NW | 2004 |
| Decimo Holdings Ltd | Builders | DA2 6NW | 2020 |
| Decimo Project Engineering Ltd | Builders | DA2 6NW | 2018 |
| Deg Recruitment Ltd | Builders | DA2 6NW | 2019 |
| Direct Drywall Ltd | Builders | DA2 7BU | 2021 |
| Dj Security Installations Ltd | Builders | DA2 7NY | 2012 |
| Doaba Construction Ltd | Builders | DA2 6EZ | 2014 |
| Dpg Plumbing Gas Ltd | Builders | DA2 7SA | 2021 |
| Drc Construction Consultants Ltd | Builders | DA2 8EB | 2019 |
| Dynador Ltd | Builders | DA2 6EF | 2012 |
| Dynamic Shopfit & Construction Ltd | Builders | DA2 8BS | 2024 |
| Easy Cool Ltd | Builders | DA4 9HJ | 2016 |
| Edgley Contracting Ltd | Builders | DA2 6DD | 2014 |
| Edisa Ltd | Builders | DA2 6HU | 2024 |
| Ejc Property Solutions Ltd | Builders | DA4 9AW | 2026 |
| Esquire Construction Ltd | Builders | DA2 8EB | 2016 |
| Essex Thermal Services Ltd | Builders | DA2 6NX | 2013 |
| Evolve Ams UK Ltd | Builders | DA4 0AE | 2013 |
| Expanded Piling Ltd | Builders | DA2 6SN | 1946 |
| Exterior Property Solutions Ltd | Builders | DA4 9FB | 2026 |
| F.Searle Builders Ltd | Builders | DA2 8BE | 2010 |
| Farriers Green Developments Ltd | Builders | DA2 8EB | 2023 |
| Fds Contracting Ltd | Builders | DA2 7SY | 2019 |
| Fenn Bell Developments Ltd | Builders | DA2 8EB | 2024 |
| Fire Armour UK Ltd | Builders | DA2 7ER | 2017 |
| Five K’S Building Maintenance Ltd | Builders | DA2 7WP | 2023 |
| G R Bradley Maintenance Ltd | Builders | DA4 9HG | 2012 |
| Galmark Building Services Ltd | Builders | DA2 7PP | 2020 |
| Garland Park Developments Ltd | Builders | DA2 8EB | 2024 |
| Gold Oak Renovations Ltd | Builders | DA2 7NE | 2023 |
| Golden Clima Ltd | Builders | DA2 6GB | 2021 |
| Greenaway Property Services Ltd | Builders | DA2 7NN | 2014 |
| Grey Stripe Construction Ltd | Builders | DA2 6QA | 2011 |
| Halcyon Front Ltd | Builders | DA2 6BE | 2013 |
| Hapi Property Pmr Ltd | Builders | DA2 6JJ | 2021 |
| Hartman Engineering (Holdings) Ltd | Builders | DA2 6QA | 2007 |
| Hartman Engineering Ltd | Builders | DA2 6QA | 2000 |
| Heritage Designer Homes Ltd | Builders | DA2 6QA | 2006 |
| Hermitage Lane Developments Ltd | Builders | DA2 8EB | 2023 |
| High End Construction Ltd | Builders | DA2 6BH | 2012 |
| Hill Farm Developments (Kent) Ltd | Builders | DA2 8EB | 2021 |
| Horizon Construct Ltd | Builders | DA4 9AR | 2026 |
| Ice Thermal Ltd | Builders | DA2 6QD | 2020 |
| Integral Construction Solutions Ltd | Builders | DA2 8DL | 2026 |
| Iwade Developments (Kent) Ltd | Builders | DA2 8EB | 2022 |
| Jh Plastering and Damp Ltd | Builders | DA2 7DU | 2021 |
| Jhg Groundworks Ltd | Builders | DA4 9DN | 2026 |
| Jj Alarms Ltd | Builders | DA2 7AT | 2014 |
| John Laing Construction Ltd | Builders | DA2 6SN | 1920 |
| John Laing International Ltd | Builders | DA2 6SN | 1959 |
| Jonathan Drew Ltd | Builders | DA4 0BD | 2018 |
| Jts Refurbishment Ltd. | Builders | DA4 0HN | 2008 |
| Kjp Facilities Ltd | Builders | DA2 6JE | 2022 |
| Kymax Building Facilities Ltd | Builders | DA2 7WY | 2011 |
| Laing Construction Ltd | Builders | DA2 6SN | 1995 |
| Laing Engineering Ltd | Builders | DA2 6SN | 1981 |
| Laing Ltd | Builders | DA2 6SN | 1998 |
| Laing O'Rourke Delivery Ltd | Builders | DA2 6SN | 2001 |
| Laing O'Rourke Holdings Ltd | Builders | DA2 6SN | 2001 |
| Laing O'Rourke Midlands Ltd | Builders | DA2 6SN | 2001 |
| Laing O'Rourke Plc. | Builders | DA2 6SN | 2001 |
| Laing O'Rourke Scotland Ltd | Builders | DA2 6SN | 2001 |
| Laing O'Rourke Services Ltd | Builders | DA2 6SN | 2002 |
| Laing O'Rourke Utilities Ltd | Builders | DA2 6SN | 2001 |
| Laing O'Rourke Wales & West Ltd | Builders | DA2 6SN | 2001 |
| Landart Design Ltd | Builders | DA4 0AE | 2001 |
| Laspe Mubol Ltd | Builders | DA4 9BQ | 2026 |
| Level Fix Interiors Ltd | Builders | DA2 7ES | 2016 |
| Linton Hill Developments Ltd | Builders | DA2 8EB | 2021 |
| Locks 'N' Tools Ltd | Builders | DA2 6NE | 1993 |
| Locks and Glass Ltd | Builders | DA2 6HD | 2020 |
| London and Kent Builders Ltd. | Builders | DA2 7PD | 2012 |
| Lor Construction Ltd | Builders | DA2 8AT | 2020 |
| Lpc Solutions (Kent) Ltd | Builders | DA4 0BY | 2013 |
| Lude Ltd | Builders | DA2 7DW | 2026 |
| Mckees Design and Build Ltd | Builders | DA4 9AL | 2026 |
| Merk Ltd | Builders | DA2 8DL | 2018 |
| Micahcraft Brickwork Construction Ltd | Builders | DA2 6HE | 2023 |
| Mk Motors South Ltd | Builders | DA2 7RF | 2009 |
| Mk Renovations Ltd | Builders | DA4 9BF | 2022 |
| Moat Construction Services Ltd | Builders | DA2 6QE | 2012 |
| Mtm Group 1 Ltd | Builders | DA2 6HD | 2025 |
| Mtn Fiber Installation Ltd | Builders | DA2 6GB | 2026 |
| New Form Plumbing Ltd | Builders | DA2 7SA | 2017 |
| O'Rourke Civil & Structural Engineering Ltd | Builders | DA2 6SN | 1977 |
| O'Rourke Civil Engineering Ltd | Builders | DA2 6SN | 1993 |
| O'Rourke Investments Ltd | Builders | DA2 6SN | 1993 |
| O.C. Summers Ltd | Builders | DA2 6SN | 1970 |
| Odyssea A.B. Ltd | Builders | DA2 6AN | 2025 |
| Opal Refurbishment Ltd | Builders | DA4 0BY | 1997 |
| Opus Waterproofing Solutions Ltd | Builders | DA2 6EF | 2004 |
| Outdoor Living (Partners) Ltd | Builders | DA2 7QE | 2026 |
| Pa Drain Repairs UK Ltd | Builders | DA2 6QD | 2017 |
| Pave Smart Landscaping & Patios Ltd | Builders | DA4 9BH | 2023 |
| Pd Company Holdings Ltd | Builders | DA2 6EF | 2026 |
| Pgm Building Services Ltd | Builders | DA4 0EZ | 2026 |
| Philip Interiors Ltd | Builders | DA2 6LE | 2018 |
| Plaxtol Roofing Company Ltd | Builders | DA2 6EF | 2016 |
| Playcubed Ltd | Builders | DA2 7SE | 2022 |
| Poac Construction Ltd | Builders | DA2 6PA | 2012 |
| Prime Kitchen & Bathrooms Ltd | Builders | DA4 9DQ | 2025 |
| Priority Design & Installation Ltd | Builders | DA2 7ST | 2018 |
| Pro Builders London Ltd | Builders | DA2 6ES | 2025 |
| Pro-Fix Property Solutions Ltd | Builders | DA4 9EU | 2026 |
| R & R Building Ltd | Builders | DA2 6BX | 2018 |
| R S Concrete & Civils Ltd | Builders | DA2 6QD | 2018 |
| R S Drylining (London) Ltd | Builders | DA2 6QD | 2006 |