| 21 Roofing Ltd | Builders | SO50 4SY | 2024 |
| A & M Pople Ltd | Builders | SO50 6HR | 2002 |
| Ace Brickwork Ltd | Builders | SO50 9EN | 2007 |
| Aclass Kitchens and Carpentry Ltd | Builders | SO50 9DQ | 2014 |
| Adam Hurst Construction Ltd | Builders | SO50 7LH | 2019 |
| Appleton'S Home Improvements Ltd | Builders | SO50 9DR | 2013 |
| Authentic Building and Roofing Ltd | Builders | SO50 4SY | 2022 |
| Awardresin Ltd | Builders | SO50 7DE | 2017 |
| Ba Yaldren Ltd | Builders | SO50 5GE | 2019 |
| Beeline Fencing Ltd | Builders | SO50 7DZ | 2015 |
| Big Little Office Ltd | Builders | SO50 6HN | 2009 |
| Bitterne Brickwork Ltd | Builders | SO50 7GH | 2022 |
| Bn Legacy Projects Ltd | Builders | SO50 9FQ | 2026 |
| C R B Builders Ltd | Builders | SO50 7BH | 2003 |
| Chevron Homes Ltd | Builders | SO50 5NP | 2026 |
| Cj Interiors and Maintenance Ltd | Builders | SO50 9RP | 2025 |
| Cjb Fusion Fabrication Ltd | Builders | SO50 9DT | 2015 |
| Cjr Brickwork Ltd | Builders | SO50 9DR | 2013 |
| Coe & Jamison Ltd | Builders | SO50 9DR | 2020 |
| Coman Build Ltd | Builders | SO50 9DT | 2016 |
| Complex-Solutions Ltd | Builders | SO50 5LA | 2024 |
| Construction Materials Southern Ltd | Builders | SO50 7DZ | 2013 |
| Craven Installations Ltd | Builders | SO50 9DX | 2014 |
| Csy Construction Ltd | Builders | SO50 9YN | 2014 |
| Cubic Group Ltd | Builders | SO50 4SY | 2020 |
| D Rice Installations Ltd | Builders | SO50 5EQ | 2016 |
| D&C Goddard Ltd | Builders | SO50 5SQ | 2018 |
| Dan the Concrete Man Ltd | Builders | SO50 9DR | 2021 |
| Dave Eastman Construction Ltd | Builders | SO50 9PD | 2003 |
| David Dry Construction Ltd | Builders | SO50 7HD | 2002 |
| Definitions Property Care Ltd | Builders | SO50 7BD | 2014 |
| Dvkc Ltd | Builders | SO50 4GL | 2019 |
| Ebm Roofing Ltd | Builders | SO50 9DR | 2013 |
| Elite Entrance Systems Ltd | Builders | SO50 4ET | 2008 |
| Fairway Drives & Design Ltd | Builders | SO50 6JQ | 2018 |
| Fall Works Ltd | Builders | SO50 9DR | 2013 |
| Fiyo Property Upgrades Ltd | Builders | SO50 9PY | 2020 |
| Fortis Maintenance Ltd | Builders | SO50 5GW | 2025 |
| Foxholes Services Ltd | Builders | SO50 9DR | 2022 |
| G J Contractors Ltd | Builders | SO50 9DT | 2014 |
| Gdb Roofing Ltd | Builders | SO50 5JP | 2019 |
| Global Rope Access Solutions Ltd | Builders | SO50 7DZ | 2026 |
| Gracot Properties Ltd | Builders | SO50 7DZ | 2018 |
| Grandon Brickwork Ltd | Builders | SO50 9DR | 2010 |
| Gy1 Ltd | Builders | SO50 9DX | 2017 |
| Hansen Goodlad Ltd | Builders | SO50 9DQ | 2011 |
| Harleyquinn Ltd | Builders | SO50 4NH | 2015 |
| Harrison Building Contractors Ltd | Builders | SO50 9DT | 2019 |
| Haycal Traditional Ltd | Builders | SO50 4SY | 2020 |
| Home Transformers Ltd | Builders | SO50 4SY | 2014 |
| Horndale Construction Ltd | Builders | SO50 9DT | 2006 |
| Horndale Ltd | Builders | SO50 9DT | 2018 |
| Hosay Building Services Ltd | Builders | SO50 9DQ | 2013 |
| House 2 Home Services Ltd | Builders | SO50 4PB | 2006 |
| Hudson Building & Brickwork Contractors Ltd | Builders | SO50 7AD | 2008 |
| Husky Carpentry Ltd | Builders | SO50 9DR | 2020 |
| Icon Multi Solutions Ltd | Builders | SO50 7DZ | 2026 |
| Industrial Sewn Products (Hampshire) Ltd | Builders | SO50 9DQ | 2014 |
| Industrial Sewn Products Ltd | Builders | SO50 9DQ | 1992 |
| Insight Home Improvements Ltd | Builders | SO50 4LP | 2025 |
| Inspired Interiors & Property Maintenance Ltd | Builders | SO50 9DQ | 2013 |
| Intermarine Enterprises Ltd | Builders | SO50 9PD | 2013 |
| Intermarine Ltd | Builders | SO50 9PD | 1996 |
| Island Building Contractors Ltd | Builders | SO50 7NE | 2018 |
| Itchen Valley Structures Ltd | Builders | SO50 7DZ | 2012 |
| Jac Construction Services Ltd | Builders | SO50 4SY | 2015 |
| Jason Williams Ltd | Builders | SO50 7AN | 2015 |
| Kalmont Construction Ltd | Builders | SO50 4NU | 2025 |
| Kanes Properties Group Ltd | Builders | SO50 9DR | 2020 |
| Kdy Constructions Ltd | Builders | SO50 4DF | 2026 |
| Kelson Facades Ltd | Builders | SO50 4SY | 2019 |
| Kinna Homes Ltd | Builders | SO50 9DQ | 2004 |
| Kkm World Ltd | Builders | SO50 5EJ | 2026 |
| Laguna Services Ltd | Builders | SO50 4PD | 2000 |
| Lekh Construction and Building Management Services Ltd | Builders | SO50 4LY | 2020 |
| Liftability Ltd | Builders | SO50 9DQ | 1999 |
| Lighthouse Construction (Southern) Ltd | Builders | SO50 7DZ | 2024 |
| Lodge & Keep Construction Ltd | Builders | SO50 4SY | 2018 |
| Lorne Sainsbury Builder Ltd | Builders | SO50 4SY | 2026 |
| M. Byrne Builders Ltd | Builders | SO50 9DR | 2014 |
| Mark Sainsbury Builder Ltd | Builders | SO50 4SY | 2003 |
| Mazikeen Construction & Groundworks Ltd | Builders | SO50 7DZ | 2023 |
| Mb Automation Build Ltd | Builders | SO50 9JF | 2021 |
| Meadowbank Home Builders Ltd | Builders | SO50 9DQ | 2011 |
| Medmerry Services Ltd | Builders | SO50 9DR | 2023 |
| Melwood Construction Ltd | Builders | SO50 4RW | 2019 |
| Memory & Batho Brickwork & Landscape Contractors Ltd | Builders | SO50 9DR | 2017 |
| Meu Construction Ltd | Builders | SO50 9FF | 2025 |
| Mh Bespoke Renovations Ltd | Builders | SO50 7GT | 2026 |
| Mike Jacobs (Builders) Ltd | Builders | SO50 9AZ | 2004 |
| Mill Brickwork Ltd | Builders | SO50 4LN | 2022 |
| Moore & Son Bricklaying Ltd | Builders | SO50 4SY | 2025 |
| Murphy Brickwork Ltd | Builders | SO50 9DR | 2012 |
| N-Tek Door Solutions Ltd | Builders | SO50 6PQ | 2022 |
| Nbc Contracting Ltd | Builders | SO50 7HD | 2009 |
| Neil Davies Environmental Services Ltd | Builders | SO50 4HH | 2007 |
| Nwd Ltd | Builders | SO50 9DR | 2022 |
| O&H Property Services Ltd | Builders | SO50 5JT | 2020 |
| P&O Professional (Southern) Ltd | Builders | SO50 7NY | 2025 |
| Parsons Construction Ltd | Builders | SO50 7DZ | 1991 |
| Premier Construction (New Homes) Ltd | Builders | SO50 9DT | 2015 |
| Pro Cars (Southampton) Ltd | Builders | SO50 9DQ | 2006 |
| Proform Commercial Interiors Ltd | Builders | SO50 4RW | 2013 |
| Prysmian Powerlink Services Ltd | Builders | SO50 6YU | 2011 |
| R & D Surfacing Contractors Ltd | Builders | SO50 7BD | 2003 |
| R & L Building & Carpentry Ltd | Builders | SO50 9DR | 2024 |
| R L Bennett Ltd | Builders | SO50 4HL | 2007 |
| R&R Construction Services Ltd | Builders | SO50 7HD | 2023 |
| Rapid Fix South Ltd | Builders | SO50 9PS | 2026 |
| Raptor Steel Services Ltd | Builders | SO50 9DT | 2017 |
| Redlane Ltd | Builders | SO50 9DR | 2008 |
| Regal Homes (Wessex) Ltd | Builders | SO50 5RE | 2003 |
| Rhinefield Civil Engineering & Construction Ltd | Builders | SO50 9DQ | 2012 |
| Ricwin Consultancy Ltd | Builders | SO50 7LB | 2023 |
| Riguez Ltd | Builders | SO50 9DR | 2010 |
| Rokshore Commercial Ltd | Builders | SO50 9DR | 2023 |
| Roscoe & James Renovations Ltd | Builders | SO50 9DR | 2022 |
| Ryzo Construction Ltd | Builders | SO50 9RE | 2022 |
| Saintdevil Installations Ltd | Builders | SO50 9DQ | 2013 |
| Sanday Construction Ltd | Builders | SO50 9DT | 2013 |
| Sb Tech Electrical Ltd | Builders | SO50 7QQ | 2016 |
| Scottow Services Ltd | Builders | SO50 7FG | 2006 |
| Shelving Solutions Ltd | Builders | SO50 4ET | 2010 |
| Siam Renovate Ltd | Builders | SO50 4PF | 2023 |
| Signature Oak Buildings Ltd | Builders | SO50 9DT | 2012 |
| Sjb Builders (Southern Counties) Ltd | Builders | SO50 4HT | 2000 |
| Sjd Property Solutions Ltd | Builders | SO50 7AD | 2016 |
| Skeens & Wallace Ltd | Builders | SO50 9DR | 2023 |
| Snbarfootbuilding Ltd | Builders | SO50 7GS | 2025 |
| Solent Road Markings (Southern) Ltd | Builders | SO50 7DW | 2002 |
| South Rapid Fix Ltd | Builders | SO50 9PS | 2026 |
| Southern Industrial Doors Ltd | Builders | SO50 6PQ | 2009 |
| Spindles Concrete Pumping Ltd | Builders | SO50 9DR | 2019 |
| Spray Coatings Ltd | Builders | SO50 9DQ | 2015 |
| Stc Southern Ltd | Builders | SO50 7HA | 2023 |
| Stealth Building Services Ltd | Builders | SO50 9DR | 2023 |
| Swf Construction Ltd | Builders | SO50 9DT | 2019 |
| Swift Build Pro Ltd | Builders | SO50 4NE | 2025 |
| T E K Structures Ltd | Builders | SO50 9GB | 2007 |
| Tgkitchens&Carpentry Ltd | Builders | SO50 5AN | 2021 |
| The Fascia Division Holdings Ltd | Builders | SO50 6PQ | 2016 |
| The Window Division Ltd | Builders | SO50 6PQ | 2022 |
| Tjj Builders Ltd | Builders | SO50 5QN | 2014 |
| Tnikolov Ltd | Builders | SO50 4PH | 2014 |
| Topfawn Management Ltd | Builders | SO50 6HN | 1993 |
| Total Design Passive Fire Solutions Ltd | Builders | SO50 4ET | 2023 |
| Total Design Shopfitting Services Ltd | Builders | SO50 4ET | 1999 |
| Truespace Ltd | Builders | SO50 4SY | 2024 |
| Tso Construction Ltd | Builders | SO50 9YN | 2011 |
| Vpn Paving Ltd | Builders | SO50 9DR | 2012 |