| 4d Civil Engineering Surveying Ltd | Builders | PL4 0SJ | 2004 |
| A and H Bricklaying Ltd | Builders | PL3 5TE | 2021 |
| A Hilton Consultancy Ltd | Builders | PL4 6HH | 2016 |
| A.A.M Transport Ltd | Builders | PL4 8BP | 2026 |
| A.D. Building Ltd | Builders | PL3 6QL | 2000 |
| A1 Developments (Sw) Ltd | Builders | PL3 4BB | 2024 |
| Ace Double Glazing Ltd | Builders | PL9 8JB | 2013 |
| Ace Fire Properties Ltd | Builders | PL9 8AA | 2002 |
| Ak Building & Construction Services Ltd | Builders | PL9 8PU | 2026 |
| Allen Welding Ltd | Builders | PL3 4EE | 1999 |
| Apples and Pears Property Care Ltd | Builders | PL4 6HH | 2022 |
| Armada Construction Ltd | Builders | PL3 5LX | 2018 |
| Bespoke Homes Sw Ltd | Builders | PL3 4PG | 2016 |
| Bj Maintenance Ltd | Builders | PL3 5PG | 2011 |
| Brady Property Maintenance Ltd | Builders | PL3 4RW | 2022 |
| Breckland Development Ltd | Builders | PL4 8JY | 2019 |
| Building + Construction Services (Sw) Ltd. | Builders | PL4 7AL | 2012 |
| C P Naval Ltd | Builders | PL4 8LA | 2026 |
| Cattedown Regeneration Ltd | Builders | PL4 0SJ | 1995 |
| Cdm & Safety Services Ltd | Builders | PL9 8WN | 2022 |
| Classic Mouldings By Lee Vanstone Ltd | Builders | PL4 0SJ | 2020 |
| Coast Investments (South West) Ltd | Builders | PL4 8JY | 2014 |
| Complete Damp Proofing Sw Ltd | Builders | PL4 0LP | 2025 |
| Complete Maintenance Southwest Ltd | Builders | PL4 0LP | 2020 |
| Connections Carpentry & Construction Ltd | Builders | PL4 0SJ | 2021 |
| Core Compliance Ltd | Builders | PL3 4DT | 2024 |
| Corporatura Sw Construction Ltd | Builders | PL9 8WH | 2025 |
| Creative Construction Residential Ltd | Builders | PL4 0SJ | 2022 |
| Crossfield Interiors Ltd | Builders | PL9 9AH | 2022 |
| D.F.R. Roofing Ltd | Builders | PL3 4NU | 1997 |
| Dbw Solutions Ltd | Builders | PL3 5LL | 2016 |
| Dc Energy (Sw) Ltd | Builders | PL4 0SJ | 2017 |
| Dc Projects & Maintenance Ltd | Builders | PL9 9TS | 2026 |
| Dcp Building Contractors Ltd | Builders | PL9 8UF | 2006 |
| Deer Park Road Trading Ltd | Builders | PL4 6HH | 2017 |
| Delta Construction (Sw) Ltd | Builders | PL4 8DW | 2019 |
| Deslandes S Ltd | Builders | PL3 5SL | 2016 |
| Devonport Construction Ltd | Builders | PL4 8JY | 2005 |
| Dko Investments Ltd | Builders | PL3 4DT | 2025 |
| Dnh Construction Ltd | Builders | PL4 6HH | 2002 |
| Dp Developments Sw Ltd | Builders | PL3 4RX | 2024 |
| Dps Construction Ltd | Builders | PL9 7LD | 2017 |
| Drake Fire Doors Ltd | Builders | PL3 4BB | 2026 |
| Dtl Carpentry Ltd | Builders | PL9 9AF | 2014 |
| Eco Space (South West) Ltd | Builders | PL3 4EE | 2007 |
| Edward Adams Developments Ltd | Builders | PL9 9LZ | 2018 |
| Edward Adams Ltd | Builders | PL9 9LZ | 2008 |
| Edwards Stone Masons Ltd | Builders | PL4 0SJ | 2021 |
| Ehk Surface Repairs Ltd | Builders | PL3 4HW | 2017 |
| Elite Carpentry & Building Sw Ltd | Builders | PL9 9QP | 2022 |
| Elliott Developments Sw Ltd | Builders | PL3 4DT | 2020 |
| Emi Property Maintenance Ltd | Builders | PL4 6PT | 2025 |
| Energy Synergy Solutions Ltd | Builders | PL9 8HY | 2015 |
| Francis Stuart Property Consultancy Ltd | Builders | PL4 7AF | 2024 |
| Gabber Cladding Company Ltd | Builders | PL9 0AW | 2021 |
| Harbourside Huts Ltd | Builders | PL3 4PX | 2021 |
| High-Tech Services Ltd | Builders | PL4 8JY | 2000 |
| Hobbs Home Builders Ltd | Builders | PL9 9LF | 2021 |
| Icc Integrated Consumer Consultants Ltd | Builders | PL4 0EA | 2006 |
| Interlock Brickwork Ltd | Builders | PL3 4DT | 2019 |
| J Cole Building Services Ltd | Builders | PL9 8RP | 2026 |
| J J Security & Maintenance Ltd | Builders | PL3 4BB | 2018 |
| J Stone Bricklaying Ltd | Builders | PL3 5SE | 2023 |
| J T Building Services Ltd | Builders | PL9 9UY | 2005 |
| J.A. Sharland Ltd | Builders | PL4 0EA | 2003 |
| Jays Mastics Ltd | Builders | PL9 9DX | 2017 |
| Jrj Plant Ltd | Builders | PL3 4ER | 2018 |
| Kt Construction (Sw) Ltd | Builders | PL4 0SJ | 2018 |
| Liam Quick Construction Ltd | Builders | PL3 5SF | 2020 |
| Lita Formwork & Construction Ltd | Builders | PL4 8HT | 2026 |
| Ltc Powered Access Ltd | Builders | PL9 8AA | 2017 |
| Ltc Training Services Ltd | Builders | PL9 8AA | 2017 |
| M Construction (Sw) Ltd | Builders | PL4 0SJ | 2025 |
| Manuclinical Ltd | Builders | PL3 4DT | 2020 |
| Maretec International Ltd | Builders | PL9 9AE | 1981 |
| Millfield Eco Projects Ltd | Builders | PL3 4EE | 1990 |
| Mle Carpentry and Building Ltd | Builders | PL9 8QZ | 2025 |
| Morley Court Ltd | Builders | PL4 0RW | 2017 |
| Neal Stoneman Holdings Ltd | Builders | PL9 9SN | 2020 |
| Obedair Ltd | Builders | PL3 4DT | 2015 |
| Ocean View Windows Ltd | Builders | PL3 4DT | 2022 |
| P.A.K. Building Services South West Ltd | Builders | PL4 0EA | 2023 |
| P7 Kitchen Commercial Ltd | Builders | PL4 6LA | 2016 |
| Page Construction (Sw) Ltd | Builders | PL4 0AU | 2021 |
| Pdavies Consultancy Ltd | Builders | PL4 0SJ | 2013 |
| Pipe-X Southwest Ltd | Builders | PL3 4EE | 2025 |
| Plymouth Chimney and Flue Specialists Ltd | Builders | PL9 7PB | 1997 |
| Plymouth Stone Ltd | Builders | PL3 6NG | 2012 |
| Pro Build Industrial Structures Ltd | Builders | PL3 6JX | 2024 |
| Projex South West Ltd | Builders | PL4 0AU | 2012 |
| Protect Maintenance Sw Ltd | Builders | PL3 4BB | 2025 |
| R B Construction (South West) Ltd | Builders | PL4 6HH | 2015 |
| R J Property Developments Sw Ltd | Builders | PL9 7PW | 2021 |
| R M Builders & Contractors Ltd | Builders | PL4 8JY | 2010 |
| Red Dot Construction Ltd | Builders | PL3 5QG | 2020 |
| Rhm (Southwest) Ltd | Builders | PL9 8RH | 2016 |
| Rnm Property Ltd | Builders | PL3 4AE | 2018 |
| Rosha Group Ltd | Builders | PL4 0SJ | 2021 |
| Rowett Construction & Groundworks Ltd | Builders | PL3 6HB | 2025 |
| Rpc Engineering Ltd | Builders | PL4 6HH | 2014 |
| Sam Thompson Investments Ltd | Builders | PL3 4DT | 2024 |
| Sawyer Developments Sw Ltd | Builders | PL3 5JJ | 2025 |
| Sc General Construct Ltd | Builders | PL3 4BB | 2018 |
| Scratchperfect Ltd | Builders | PL3 4DT | 2014 |
| Sedgeford Developments Ltd | Builders | PL4 8JY | 1986 |
| Select 4 Construction Ltd | Builders | PL3 4RA | 2026 |
| Sherford (Building & Development) Ltd | Builders | PL9 9DH | 2003 |
| Shigooinvestment Ltd | Builders | PL4 8LZ | 2016 |
| Sjn Construction Ltd | Builders | PL9 7LP | 2017 |
| South Coast Mechanical Ltd | Builders | PL9 7JZ | 2016 |
| Sovereign Preservation Devon and Cornwall Ltd | Builders | PL3 5PS | 2023 |
| Steer Pipe Fitting Services Ltd | Builders | PL4 0SJ | 2016 |
| Steve Lamb Pipefitting Ltd | Builders | PL9 7PJ | 2003 |
| Super Dry Roofing & Building Services Ltd | Builders | PL4 0EA | 2013 |
| Tavistock Building Solutions Ltd | Builders | PL4 8JY | 2023 |
| Tc Carpentry & Developments Ltd | Builders | PL9 7DP | 2026 |
| Templer Construction Ltd | Builders | PL9 9SJ | 2015 |
| Templer Construction Management Ltd | Builders | PL9 9SJ | 2010 |
| Ten6 Developments Ltd | Builders | PL9 8DE | 2025 |
| The Heat Is On Ltd | Builders | PL4 0SJ | 2024 |
| Thornbury Windows Ltd | Builders | PL4 0AU | 2021 |
| Tide and Timber Developments Ltd | Builders | PL9 8HA | 2026 |
| Total Build (Sw) Ltd | Builders | PL3 6SZ | 2025 |
| Trufit Carpentry Ltd | Builders | PL9 8HZ | 2026 |
| Tt Utilities South West Ltd | Builders | PL9 7LF | 2025 |
| Turner & Horswill Ltd | Builders | PL4 8JY | 2023 |
| Unity Build & Repair Ltd | Builders | PL4 0LP | 2018 |
| Urban Projects Sw Ltd | Builders | PL3 5SU | 2024 |
| V G Developments Ltd | Builders | PL3 5TW | 2007 |
| Viking Carpentry & Joinery Ltd | Builders | PL4 8JY | 2017 |
| W D Exeter Ltd | Builders | PL4 6HH | 2010 |
| W. Daniels Plant Hire Ltd | Builders | PL4 0RW | 1983 |
| Wallaby Construction Ltd | Builders | PL3 4ER | 2016 |
| West Country Brickworks Ltd | Builders | PL3 5HU | 2007 |
| Worktop Tech Ltd | Builders | PL3 4BQ | 2016 |
| Zenith Building Services South West Ltd | Builders | PL4 6HB | 2016 |