| 444 Flooring Solutions Ltd | Flooring & tiling | DA3 8NN | 2026 |
| 4wood Joinery (London) Ltd | Joiners & carpenters | DA3 8NJ | 2017 |
| A S North Ltd | Electricians | DA2 6QA | 1979 |
| A T Installations (2026) Ltd | Plumbing & heating | DA3 8HP | 2026 |
| A. W. Cleaning Contractors Ltd | Cleaners | DA3 7BT | 2011 |
| A.D.B. Fire Protection Ltd | Builders | DA3 7LQ | 2014 |
| A.J. Paddock & Son Ltd | Electricians | DA3 8NZ | 1973 |
| Aa Konsult Ltd | Builders | DA2 6QA | 2024 |
| Abbey Liftcare Ltd | Builders | DA2 6QD | 1994 |
| Abbeybuild Ltd | Builders | DA2 7WP | 2009 |
| Ace Ductwork Ltd | Plumbing & heating | DA3 8NN | 2026 |
| Admiral Signs London Ltd. | Builders | DA3 8LS | 2007 |
| Advance Cleaning Services Brighton Ltd | Cleaners | DA2 6QD | 2025 |
| Aermec UK Ltd | Plumbing & heating | DA2 6QA | 1995 |
| Agrs Construction Ltd | Builders | DA2 6JE | 2022 |
| Ajh Surveys Ltd | Builders | DA3 7RD | 2020 |
| Alexander Plastering Ltd | Plasterers | DA2 6EY | 2003 |
| Alija Construction Ltd | Builders | DA2 7JP | 2026 |
| Alija Heating and Electrics Ltd | Electricians | DA2 7JP | 2025 |
| Alira Wellness Ltd | Hair & beauty | DA2 8AL | 2026 |
| All Time Construction Ltd | Builders | DA2 8BH | 2024 |
| Allfix Roofing and Building Ltd | Roofers | DA2 7LP | 2022 |
| Allgood Carpentry Ltd | Builders | DA2 6HZ | 2018 |
| Allspec Group Ltd | Builders | DA2 7ER | 2020 |
| Allstar Electrical Services Ltd | Electricians | DA2 7DH | 2016 |
| Amber Cleaning Solutions Ltd | Cleaners | DA3 8LX | 2015 |
| Amelia Rose Beauty Ltd | Hair & beauty | DA2 6DB | 2024 |
| Amf Ceiling & Interior Ltd | Builders | DA2 7RP | 2020 |
| Amiron Electrical Ltd | Electricians | DA2 6LB | 2025 |
| Amptech Ltd | Electricians | DA3 8JW | 2026 |
| Apex Airconditioning Services Ltd | Plumbing & heating | DA2 6NP | 2020 |
| Apl Building Ltd | Builders | DA2 7ND | 2015 |
| Apollo Building Services Ltd | Builders | DA2 6QQ | 2008 |
| Archers Contracts Ltd | Builders | DA3 8QJ | 2026 |
| Armfix Group Ltd | Builders | DA2 6QD | 2021 |
| Ash Green & Clean Ltd | Gardeners & landscapers | DA3 8EZ | 2025 |
| Ash Paving Ltd | Gardeners & landscapers | DA3 8HA | 2008 |
| Ash Property Maintenance Ltd | Plasterers | DA3 8JG | 2018 |
| Astrosyn Contract Interiors Ltd | Flooring & tiling | DA2 6QA | 1993 |
| Athena Aesthetics & Wellbeing Clinic Ltd | Hair & beauty | DA2 7ST | 2025 |
| Auto Legacy Ltd | Garages & mechanics | DA3 8EL | 2023 |
| Avemi Aesthetics Ltd | Hair & beauty | DA3 8SA | 2025 |
| Avery Vehicle Solutions Ltd | Garages & mechanics | DA3 8LJ | 2021 |
| Awn Plumbing & Water Treatment Ltd | Plumbing & heating | DA2 6FD | 2026 |
| Axiom555 Ltd | Joiners & carpenters | DA2 6BQ | 2015 |
| B Billa Construction Ltd | Builders | DA2 7WX | 2023 |
| B&B Electrical Kent Ltd | Electricians | DA3 7EH | 2013 |
| Bakers Insulations Ltd | Builders | DA3 7EJ | 1998 |
| Barker Business Ltd | Builders | DA2 7NY | 2009 |
| Bbk Electrotechnical Ltd | Electricians | DA3 8BT | 2022 |
| Bcs Group Services Ltd | Builders | DA2 6QD | 2023 |
| Bde Electrical Contractors Ltd | Electricians | DA3 7RB | 2014 |
| Bdl Construction Ltd | Builders | DA2 6BX | 2017 |
| Bean Glazing Ltd | Glaziers | DA3 8HR | 2014 |
| Bedazzled Window Cleaning Ltd | Cleaners | DA2 7WQ | 2009 |
| Beeson Building Services Ltd | Builders | DA2 8DL | 2019 |
| Ben James Building Services Ltd | Builders | DA2 6NR | 2001 |
| Berry Hv Ltd | Electricians | DA2 7GB | 2018 |
| Bespoke Autocentre Ltd | Garages & mechanics | DA2 7NQ | 2017 |
| Bespoke Floor Sanding Ltd | Builders | DA2 6EF | 2019 |
| Beynur Barbers Ltd | Hair & beauty | DA2 6AN | 2017 |
| Big Legacy Dry-Lining Ltd | Builders | DA2 6LE | 2025 |
| Bluebird Home Services Ltd | Builders | DA2 7JX | 2021 |
| Bluelime Construction Services Ltd | Builders | DA2 6EF | 2018 |
| Bluelime Retail Ltd | Builders | DA2 6EF | 2006 |
| Boos Cut Ltd | Hair & beauty | DA2 7NJ | 2026 |
| Boost Factory Ltd | Garages & mechanics | DA2 7LQ | 2013 |
| Boss Carpentry Ltd | Joiners & carpenters | DA3 8QZ | 2025 |
| Boss Cut One Ltd | Hair & beauty | DA2 7NJ | 2026 |
| Briggs Building Services Ltd | Builders | DA3 8LS | 2025 |
| Brighton Rope Access Ltd | Builders | DA2 6QD | 2006 |
| Broughton Building Services Ltd | Builders | DA2 7RL | 2021 |
| Brown and Mason Group Ltd | Groundworks & demolition | DA2 6QQ | 1985 |
| 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 |
| C.O.W.Enterprises (2025) Ltd | Builders | DA3 8HP | 2025 |
| Capital Masonry Ltd | Builders | DA2 7WN | 2015 |
| Capital Steam Cleaning Ltd | Cleaners | DA3 8PJ | 2019 |
| Car Care Mobile Services Ltd | Garages & mechanics | DA2 7BB | 2011 |
| Caribou Developments Ltd | Builders | DA2 6FH | 2018 |
| Cbc Glazing Ltd | Garages & mechanics | DA2 6DY | 2020 |
| Cbn Construction Projects Ltd | Builders | DA2 8BE | 2022 |
| Cdh Cleaning Services Ltd | Cleaners | DA2 6QA | 2023 |
| Cgs Builders Ltd | Builders | DA2 7HF | 2015 |
| Chameleon Bathrooms and Tiling Ltd | Plumbing & heating | DA3 8QH | 2016 |
| Chaps Roofing Ltd | Roofers | DA2 8AB | 2025 |
| Chillair Ltd | Plumbing & heating | DA2 8AL | 2025 |
| Cityspace Construction Ltd | Builders | DA2 7SA | 2024 |
| Civilhauus Ltd | Builders | DA2 7BP | 2024 |
| Clad Eleven Ltd | Builders | DA2 8DL | 2019 |
| Clear Property Management (Se) Ltd | Plumbing & heating | DA2 7ER | 2018 |
| Cleverway Services Ltd | Cleaners | DA2 6AZ | 2018 |
| Cm Construct Solutions Ltd | Builders | DA2 6QD | 2015 |
| Cmd Electrics Ltd | Electricians | DA3 8QL | 2026 |
| Complete Lift Solutions Ltd | Builders | DA2 7AZ | 2021 |
| Cool 365 Ltd | Plumbing & heating | DA2 7ER | 2011 |
| Cool Dynamics Electrical Ltd | Electricians | DA2 6NX | 2019 |
| Corinth Contractors Ltd | Builders | DA3 8LY | 2023 |
| Coru Ltd | Builders | DA3 8LY | 2024 |
| Cpm Drainage Solutions Ltd | Builders | DA2 7ER | 2024 |
| Cpm Fire & Electrical Solutions Ltd | Electricians | DA2 7ER | 2023 |
| Cpm Fm & Building Services Ltd | Plumbing & heating | DA2 7ER | 2022 |
| Cpm Management Ltd | Builders | DA2 7ER | 2025 |
| Crown House Technologies Ltd | Builders | DA2 6SN | 2004 |
| Ct Building Contractors Ltd. | Builders | DA3 8AE | 2015 |
| Cwcarpentry Ltd | Builders | DA2 6NB | 2020 |
| D & R Jointing Services Ltd | Electricians | DA2 6EF | 2001 |
| D A C Vehicle Repairs Ltd | Garages & mechanics | DA2 6NE | 2002 |
| D&W Automotive Ltd | Garages & mechanics | DA3 8PU | 2017 |
| D.R.Clark Consulting Services Ltd | Builders | DA3 8NA | 1999 |
| Darker Tanning Ltd | Hair & beauty | DA3 8JW | 2025 |
| Dartford Clean Ltd | Cleaners | DA2 6LH | 2026 |
| Dartford Panel & Paint (Kent) Ltd | Garages & mechanics | DA2 6EP | 2018 |
| Dartford Roofing Services Ltd | Roofers | DA2 6PU | 2024 |
| De'Falco Heating Ltd | Plumbing & heating | DA2 6HH | 2016 |
| Debonair Lashes Ltd | Hair & beauty | DA2 6JE | 2026 |
| 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 |
| Delta Technical Ltd | Builders | DA2 7JL | 2026 |
| Denise Wright Nail Academy Ltd | Hair & beauty | DA3 8DS | 2004 |
| Dep Flooring Ltd | Flooring & tiling | DA3 8HU | 2016 |
| Direct Airconditioning Ltd | Electricians | DA2 8BE | 2007 |
| Direct Drywall Ltd | Builders | DA2 7BU | 2021 |
| Dj Security Installations Ltd | Builders | DA2 7NY | 2012 |
| Dls Kent Ltd | Plumbing & heating | DA3 7DL | 2022 |
| Dna Tiling Ltd | Flooring & tiling | DA3 8PW | 2014 |
| Doaba Construction Ltd | Builders | DA2 6EZ | 2014 |
| Dos Autos Ltd | Garages & mechanics | DA2 7AP | 2025 |
| Double Glazed Solutions Ltd | Glaziers | DA2 6HX | 2021 |
| Dpg Plumbing Gas Ltd | Builders | DA2 7SA | 2021 |
| Dynador Ltd | Builders | DA2 6EF | 2012 |
| Dynamic Shopfit & Construction Ltd | Builders | DA2 8BS | 2024 |
| Edgley Contracting Ltd | Builders | DA2 6DD | 2014 |
| Edisa Ltd | Builders | DA2 6HU | 2024 |
| Eel Onsite Ltd | Electricians | DA2 7SN | 2023 |
| Elffar London Ltd | Plumbing & heating | DA2 7PB | 2019 |
| Emgerm Ltd | Groundworks & demolition | DA2 6BD | 2014 |
| Equlibrium Solutions Ltd | Builders | DA2 7JT | 2017 |
| Essex Thermal Services Ltd | Builders | DA2 6NX | 2013 |
| Ev Charger Solutions Ltd | Electricians | DA3 8LY | 2021 |
| Expanded Piling Ltd | Builders | DA2 6SN | 1946 |
| Extra Mile Nationwide Ltd | Garages & mechanics | DA2 6QD | 2025 |
| F&O Barbers Ltd | Hair & beauty | DA2 7JY | 2022 |
| F.Searle Builders Ltd | Builders | DA2 8BE | 2010 |
| Fade&Trim Barbers Ltd | Hair & beauty | DA2 6AN | 2026 |
| Faulkner & Sons Electrical Services Ltd | Electricians | DA3 8LY | 2012 |
| Favex Ltd | Builders | DA2 7JS | 2015 |