| 3d Home Solutions Ltd | Builders | SO31 4HJ | 2024 |
| 4d Builders and Design Ltd | Builders | SO31 4RA | 2019 |
| 4site Logistics Ltd | Builders | PO15 5TD | 2025 |
| A J Lowe Brickwork Contractor Ltd | Builders | SO31 6UG | 2010 |
| A. Withey Paving Ltd | Builders | SO31 6XA | 2013 |
| Abj Home Improvements Ltd | Builders | SO31 6PE | 2018 |
| Aj Creative Builders Ltd | Builders | PO15 5AD | 2026 |
| Amiri Construction Ltd | Builders | PO15 5TD | 2005 |
| Amiri Homes Ltd | Builders | PO15 5TD | 2019 |
| Andy Edwards Builders Ltd | Builders | PO15 6PD | 2015 |
| Apd Construction & Improvements Ltd | Builders | SO31 1BB | 2019 |
| Applecore Construction & Maintenance Ltd | Builders | SO31 7GH | 2025 |
| Art of Integration Maintenance Ltd | Builders | PO15 5TD | 2020 |
| Astra Thermal Ltd | Builders | SO31 6RN | 2006 |
| Aurum Hortis Ltd | Builders | SO31 1EU | 2024 |
| Automated Gate and Door Services Ltd | Builders | SO31 8BW | 1989 |
| Bespoke Carpentry Ltd | Builders | SO31 6SD | 2024 |
| Birchen Construction Ltd | Builders | SO31 8AW | 2024 |
| Blank Canvas Building Contractors Ltd | Builders | SO31 9HU | 2014 |
| Blockbuild.Co.UK Ltd | Builders | SO31 6EP | 2019 |
| Bluesand Ltd | Builders | SO31 4RF | 1993 |
| Blydan Projects Ltd | Builders | SO31 8PA | 2024 |
| Boskalis Eod Services (UK) Ltd | Builders | PO15 5SS | 2013 |
| Boskalis Marine Contracting Ltd | Builders | PO15 5SS | 1959 |
| Boskalis Offshore Ltd | Builders | PO15 5SS | 2012 |
| Boskalis Subsea Ltd | Builders | PO15 5SS | 2010 |
| Boskalis Westminster (Holdings) Ltd | Builders | PO15 5SS | 1933 |
| Boskalis Westminster Ltd | Builders | PO15 5SS | 1962 |
| Brh Services Ltd | Builders | SO31 8DT | 2024 |
| Bridgeroad Group Ltd | Builders | SO31 8AL | 2017 |
| Broad Construction Portsmouth Ltd | Builders | PO15 6PU | 2025 |
| Brooks Construction Solutions Ltd | Builders | SO31 7ED | 2023 |
| Builderoo Ltd | Builders | PO15 5TD | 2017 |
| Bundlehome Ltd | Builders | PO15 5TT | 2025 |
| C & K Scaffolding Ltd | Builders | SO31 7EH | 2010 |
| C D Reilly Construction Ltd | Builders | SO31 7ER | 2025 |
| Capital Homes Group Ltd | Builders | PO15 5TJ | 2015 |
| Cbrs Estates Ltd | Builders | SO31 9GB | 2012 |
| Cdt Construction Ltd | Builders | SO31 5JP | 2013 |
| Chasborn Homes Ltd | Builders | SO31 9HZ | 2025 |
| Citadel Civil Engineering Consultancy Ltd | Builders | SO31 6NT | 2015 |
| Claddagh Commercial Management Ltd | Builders | SO31 5JZ | 2012 |
| Coastline Facilities Support Services Ltd | Builders | SO31 7GW | 2018 |
| Conson Projects Ltd | Builders | SO31 7LR | 2021 |
| Cornwall Carpenters Ltd | Builders | PO15 6RQ | 2025 |
| Cornwall Hendra Ltd | Builders | PO15 6RQ | 2025 |
| Cosgrove Painting Contractors Ltd | Builders | SO31 7GE | 2016 |
| Cougar Engineering & Construction Ltd | Builders | PO15 5TH | 2003 |
| Cp Mitchley Ltd | Builders | PO15 5TH | 2015 |
| Cranleigh Home Improvements Ltd | Builders | SO31 7PZ | 2019 |
| Crm Project Solutions Ltd | Builders | SO31 6XH | 2026 |
| Crown Developments (Winchester) Ltd | Builders | PO15 5SS | 2000 |
| Csf (Building Services) Ltd | Builders | SO31 9EW | 2001 |
| D Ratcliffe & Sons Ltd | Builders | SO31 7EQ | 2019 |
| D. & R. Structures Ltd | Builders | SO31 4RA | 1991 |
| D.G. Construction (Southampton) Ltd | Builders | SO31 4LJ | 2008 |
| Daintree Developments Ltd | Builders | SO31 4RF | 2001 |
| Dbs Maintenance Ltd | Builders | PO15 5SS | 2003 |
| Dectech Ltd | Builders | SO31 6PJ | 2006 |
| Devoted Developments Ltd | Builders | SO31 4RY | 2015 |
| Dn Carpentry Ltd | Builders | SO31 6NT | 2023 |
| Dorelbury Ltd | Builders | PO15 5SS | 1980 |
| Ech Property Solutions Ltd | Builders | PO15 5TH | 2015 |
| Ecobright Consultancy Services Ltd | Builders | PO15 5TD | 2018 |
| Edbrook Fit Outs Ltd | Builders | SO31 5JD | 2019 |
| Erikom Building Solutions Ltd | Builders | PO15 5SE | 2014 |
| Evolve Building Group Ltd | Builders | SO31 7ED | 2023 |
| Exceptionally Good Co Ltd | Builders | SO31 4RA | 2018 |
| Flo Renovations Ltd | Builders | PO15 6PE | 2024 |
| Fresh Air Flow Ltd | Builders | SO31 7BY | 2024 |
| Fsc Facilities Services Ltd | Builders | SO31 9JJ | 2026 |
| G Hansford Interiors Ltd | Builders | SO31 7GE | 2016 |
| G-Bikes Co Ltd | Builders | SO31 8DS | 2014 |
| Gibson Surveyors Ltd | Builders | SO31 8BZ | 2007 |
| Green Lane Homes (Hertfordshire) Ltd | Builders | SO31 4RA | 2013 |
| Grinyer Maintenance Ltd | Builders | SO31 7PN | 2013 |
| Hampshire Garden Rooms Ltd | Builders | SO31 6NT | 2020 |
| Hardway Construction Ltd | Builders | SO31 9FR | 2000 |
| Harper Victoria Estate Ltd | Builders | SO31 6TY | 2025 |
| Harpers Weybridge Ltd | Builders | PO15 5TH | 2009 |
| Havenshurst Ltd | Builders | SO31 7EH | 1997 |
| Hawkins Lifting Ltd | Builders | SO31 6RB | 2014 |
| Htt Property Development Ltd | Builders | SO31 7EH | 2025 |
| Ideal Shutters Ltd | Builders | SO31 8GD | 2020 |
| Imperial Homes Ltd | Builders | PO15 6DZ | 1987 |
| Instore Solutions Ltd | Builders | SO31 9HE | 2010 |
| Ironclad Extraction Ltd | Builders | SO31 4RA | 2026 |
| J & T Building and Maintenance Ltd | Builders | SO31 5QA | 2022 |
| J Chopra Screeding Ltd | Builders | PO15 6BX | 2016 |
| J Parry & Sons General Builder Ltd | Builders | SO31 4RA | 2014 |
| Jack M Smith Construction Site Services Ltd | Builders | SO31 7ED | 2015 |
| Jackson Construction (Southcoast) Ltd | Builders | SO31 6PB | 2023 |
| Jaguar Engineering Group Ltd | Builders | PO15 5TH | 2010 |
| Jb Carpentry Contractors (Southern) Ltd | Builders | PO15 5SJ | 2022 |
| Jb Carpentry Contractors Ltd | Builders | PO15 5SJ | 2017 |
| Jb Homes (Southern) Ltd | Builders | PO15 5SJ | 2021 |
| Jg Projects 01 Ltd | Builders | SO31 4RA | 2021 |
| Jgc Property Services Ltd | Builders | PO15 5TE | 2013 |
| Jjr Property Ltd | Builders | SO31 4JD | 2019 |
| Jjubs Ltd | Builders | SO31 9GH | 2024 |
| Jms Building and Carpentry Solutions Ltd | Builders | SO31 1BB | 2017 |
| John Clean Ltd | Builders | SO31 6UP | 2022 |
| K S Mechanical Hampshire Ltd | Builders | SO31 1BB | 2001 |
| Kelpie Landscape & Build Ltd | Builders | SO31 9HT | 2026 |
| Landdene Homes Ltd | Builders | PO15 5TJ | 2023 |
| Lemon Lumba Ltd | Builders | SO31 7GE | 2021 |
| Lh Construction Projects UK Ltd | Builders | SO31 5BZ | 2025 |
| Limburn & Field Ltd | Builders | PO15 5TD | 2018 |
| Lockswood Construction Ltd | Builders | SO31 6PY | 2024 |
| Loftfoam Ltd | Builders | SO31 7ED | 2021 |
| M Bagley Builders Ltd | Builders | SO31 4RA | 2003 |
| Martin Williams Building and Refurbishment Ltd | Builders | PO15 5TD | 2015 |
| Matthews Groundworks and Plant Hire Ltd | Builders | PO15 6EX | 2022 |
| Mavis Developments Ltd | Builders | PO15 5TT | 2024 |
| Mitech Interiors Ltd | Builders | SO31 8GZ | 2001 |
| Mkd Conservation, Construction & Restoration Ltd | Builders | SO31 6LH | 2017 |
| Mnsla Plumbing and Heating Ltd | Builders | SO31 4LH | 2015 |
| Moxham Extraction Ltd | Builders | SO31 4RA | 2023 |
| Nb Property Services Southern Ltd | Builders | SO31 6UB | 2017 |
| New Air Southern Ltd | Builders | SO31 4RA | 1978 |
| New Solter Ltd | Builders | SO31 8FP | 2020 |
| On the Grid Ltd | Builders | SO31 6PY | 2020 |
| On-Point Building Contractors Ltd | Builders | SO31 6QY | 2015 |
| Onpoint Property Proffessionals Ltd | Builders | SO31 7AX | 2021 |
| Onyx Renovations Ltd | Builders | PO15 5BH | 2025 |
| Ordnance Property Ltd | Builders | PO15 5SS | 2019 |
| Panda Developments and Engineering Ltd | Builders | SO31 5BQ | 2020 |
| Paul H Buiding and Maintenance Ltd | Builders | PO15 5AN | 2012 |
| Pcm Solar Ltd | Builders | SO31 9FR | 2018 |
| Pevensey Coastal Defence Ltd | Builders | PO15 5SS | 1999 |
| Phillip Nuttall Kitchens Ltd | Builders | SO31 1BB | 2008 |
| Pinneridge Developments Ltd | Builders | SO31 1BB | 2001 |
| Planit Preservation Ltd | Builders | SO31 7EP | 2000 |
| Plm Homes Ltd | Builders | SO31 9JH | 2003 |
| Powerforce Renewables Ltd | Builders | SO31 5FF | 2023 |
| Premier Boat Club Ltd | Builders | SO31 1ZL | 2020 |
| Premier Marinas Ltd | Builders | SO31 1ZL | 1994 |
| Prestige Glass & Glazing Ltd | Builders | SO31 8AF | 2024 |
| Project Specific Tasks Ltd | Builders | SO31 7AQ | 2007 |
| Quadrex Projects Ltd | Builders | SO31 7GE | 2014 |
| R & M Property Maintenance Ltd | Builders | SO31 4LR | 2007 |
| Reava Brickworks Ltd | Builders | SO31 6XH | 2007 |
| Red Oak Builders Ltd | Builders | SO31 1AD | 2024 |
| Reilly Construction Ltd | Builders | SO31 1ZT | 1987 |
| Rightview Home Renovations Ltd | Builders | SO31 1BB | 2025 |
| Rkw Shopfitting Ltd | Builders | SO31 7LP | 2015 |
| Rnt Construction Services Ltd | Builders | SO31 8HF | 2016 |
| Rock Fall Company Ltd | Builders | PO15 5SS | 1913 |
| Rr Brickwork Ltd | Builders | SO31 6TG | 2025 |
| Safe Hands Property Maintenance Ltd | Builders | SO31 6EB | 2014 |