| 123upvc Ltd | Builders | HP17 8SR | 2007 |
| 24/7 Builders Ltd | Builders | HP17 8BY | 2025 |
| 3 Counties Mini Crane Hire Ltd | Builders | HP22 5HY | 2023 |
| 365 Ground Contractors Ltd | Builders | HP22 0AJ | 2019 |
| 93 Developments Ltd | Builders | HP17 9TX | 2021 |
| A J Cope Builders Ltd | Builders | HP22 4ER | 2011 |
| A-Tim Engineering Ltd | Builders | HP16 0QH | 2019 |
| A.J.A. Taylor and Company Ltd | Builders | HP23 4QS | 1922 |
| A1 Building & Landscaping Ltd | Builders | HP22 4DR | 2018 |
| Acorn Building Services (Bucks) Ltd | Builders | HP23 5TE | 2009 |
| Adek Rigging and Scaffolding Services Ltd | Builders | HP17 8PB | 2022 |
| Aedes Rediviva Ltd | Builders | HP22 7DD | 2025 |
| Agripower Ltd | Builders | HP16 9PE | 1971 |
| Alh Property Maintenance Ltd | Builders | HP23 5RH | 2020 |
| Alinesom Services Ltd | Builders | HP22 5ZW | 2025 |
| Andion Maintenance Ltd | Builders | HP16 9NP | 2019 |
| Aner Group Ltd | Builders | HP22 3AS | 2026 |
| Angel Wings Construction Ltd | Builders | HP16 9SH | 2017 |
| Aob Designs Ltd | Builders | HP23 4BZ | 2023 |
| Arcturus Building and Construction Ltd | Builders | HP17 0XS | 1976 |
| Arena Interiors Ltd | Builders | HP23 5TE | 1989 |
| Arnold Homes Ltd | Builders | HP22 5AX | 1999 |
| Ashley Paving Ltd | Builders | HP23 6JH | 2005 |
| Aston & Collins Builders Ltd | Builders | HP22 4LW | 2026 |
| Aston Clinton Cosy Conversions Ltd | Builders | HP23 5TE | 2025 |
| Atb Construction Group Ltd | Builders | HP16 9QH | 2024 |
| Avala Building Ltd | Builders | HP16 0PF | 2025 |
| Baldwin'S Bathrooms Ltd | Builders | HP17 8PF | 2022 |
| Ballinger Workshop Ltd | Builders | HP17 0UB | 2025 |
| Bdn Contractors Ltd | Builders | HP22 7BU | 2022 |
| Bearbrook Construction Ltd | Builders | HP22 5AB | 2005 |
| Belbeck Projects Ltd | Builders | HP23 4JY | 2012 |
| Berkhamsted Building Services Ltd | Builders | HP23 4JX | 1999 |
| Binning Project Surveying Ltd | Builders | HP23 5PJ | 1999 |
| Breachwood Builders Ltd | Builders | HP23 5AL | 2014 |
| Brewster Construction Ltd | Builders | HP22 5UZ | 2017 |
| Brian Raven Ltd | Builders | HP22 5TJ | 2010 |
| Brushford Developments Ltd | Builders | HP16 0HD | 2019 |
| Bsec Design Ltd | Builders | HP23 6AF | 1997 |
| Buckinghamshire Builders Ltd | Builders | HP22 5TB | 2017 |
| Bucks Kitchens and Bathrooms Ltd | Builders | HP22 4ES | 2022 |
| Bucks Welding & Fabrication Ltd | Builders | HP17 8XG | 2013 |
| Build Nk Ltd | Builders | HP17 8JB | 2014 |
| Bull and Chisel Ltd | Builders | HP16 9LF | 2021 |
| Bunty & Norman Ltd | Builders | HP16 0QY | 2022 |
| C & J Facilities Ltd | Builders | HP23 5TE | 2011 |
| C D Lane Contractors Ltd | Builders | HP23 4JY | 2002 |
| Camden House Construction Ltd | Builders | HP23 6JD | 1996 |
| Caswell Maintenance Services Ltd | Builders | HP17 9UD | 1987 |
| Cawdell Contracts Ltd | Builders | HP22 4LW | 2002 |
| Cawdell Specialist Interiors Ltd | Builders | HP22 4LW | 2022 |
| Chace Rigging Ltd | Builders | HP22 7BY | 2020 |
| Charlton Design & Build Ltd | Builders | HP22 5BB | 2022 |
| Chiltern Bifolds & Skylights Ltd | Builders | HP16 9JD | 2017 |
| Chris J Webb Ltd | Builders | HP16 0QN | 2006 |
| Ckm Building & Landscaping Services Ltd | Builders | HP23 4QR | 2023 |
| Claytons Fencing Ltd | Builders | HP16 0LD | 2019 |
| Clissold Contracting Ltd | Builders | HP23 5HD | 2024 |
| Craftwood Creations Ltd | Builders | HP22 7BR | 2023 |
| Croci Fabrications Ltd | Builders | HP23 5AL | 2016 |
| Croftley Projects Ltd | Builders | HP22 4LW | 2019 |
| Ctop Window Man Ltd | Builders | HP23 6NQ | 2019 |
| Damp Surveyors Ltd | Builders | HP22 5QY | 2024 |
| Davronov & Sons Ltd | Builders | HP22 7DQ | 2022 |
| Dh Building and Renovations Ltd | Builders | HP22 5DS | 2019 |
| Dht Construction Ltd | Builders | HP23 5AL | 2024 |
| Dlh Building Services Ltd | Builders | HP23 5TE | 2009 |
| Dm Brickwork & Construction Ltd | Builders | HP22 3AW | 2022 |
| Dmh Thermal Ltd | Builders | HP22 4LX | 2014 |
| Dooncaher Ltd | Builders | HP16 9LU | 2013 |
| Dunnes Management & Consultants Ltd | Builders | HP22 7BX | 2025 |
| E C Construct Ltd | Builders | HP22 5UL | 2023 |
| E&F Glazing & Property Maintenance Ltd | Builders | HP22 7BQ | 2025 |
| Eden Design Installs Ltd | Builders | HP23 4JX | 2022 |
| Elliotts Home Improvements Ltd | Builders | HP16 0ES | 2017 |
| Ellis Enterprises (UK) Ltd | Builders | HP22 4LE | 2005 |
| Encompass Building Solutions Ltd | Builders | HP22 5RJ | 2019 |
| Erinmore Homes Ltd | Builders | HP17 8YN | 2025 |
| Eurohouse Design Ltd | Builders | HP16 9LJ | 2007 |
| Eva&David Ltd | Builders | HP23 5DP | 2021 |
| Evolvedspaces Ltd | Builders | HP23 6HW | 2020 |
| Fair Acres Builders Ltd | Builders | HP16 0JP | 2015 |
| Fairwood Developments Ltd | Builders | HP17 8DA | 1996 |
| Fisherking 2000 Ltd | Builders | HP23 4FP | 1999 |
| Fortis Construction Ltd | Builders | HP23 4JX | 2010 |
| Fox Companies Ltd | Builders | HP22 5DS | 2018 |
| Frankum Associates Ltd | Builders | HP23 5TE | 2020 |
| Fuller Surfacing Ltd | Builders | HP17 8SP | 2020 |
| Gary Neal Interiors Ltd | Builders | HP17 8EX | 2008 |
| Gj Construction Services Ltd | Builders | HP22 5AB | 2025 |
| Gladiator Building Products Ltd | Builders | HP22 7DG | 2015 |
| Grange Fm Ltd | Builders | HP23 4PG | 2023 |
| Grayrose Home Builders Ltd | Builders | HP23 5DX | 2026 |
| Green Lawn Garden Maintenance Ltd | Builders | HP22 4JN | 2025 |
| Greenridge Property Maintenance Ltd | Builders | HP17 8YJ | 2025 |
| Grenville Commercial Ltd | Builders | HP22 5UZ | 2019 |
| Guerci Services Ltd | Builders | HP22 5DW | 2025 |
| Gutterbugs Ltd | Builders | HP23 4PP | 2022 |
| Haddenham Renovation and Property Maintenance Ltd | Builders | HP17 8EG | 2025 |
| Halls Creations Ltd | Builders | HP22 3AU | 2024 |
| Haselhurst Blinds Ltd. | Builders | HP22 5XU | 2017 |
| Hatton Garden Landscapes (Bucks) Ltd | Builders | HP17 8JB | 2015 |
| Hb Roofing & Construction Ltd | Builders | HP16 9EY | 2023 |
| Hertfordshire Home Improvements Ltd | Builders | HP23 6BA | 2011 |
| Hough Property Solutions Ltd | Builders | HP23 5JB | 2023 |
| Hri Property Services Ltd | Builders | HP23 6AF | 2015 |
| Infinity Carpentry - Joinery Ltd | Builders | HP22 7BE | 2021 |
| Infinity Fl Group Ltd | Builders | HP22 5BT | 2025 |
| Ingram and Son Ltd | Builders | HP22 0AS | 2014 |
| Ingul-M Ltd | Builders | HP16 0AL | 2022 |
| J & S Scapes Ltd | Builders | HP22 4LG | 2005 |
| J B B Carpentry Ltd | Builders | HP22 5JF | 2015 |
| J G Home Improvements Ltd | Builders | HP23 4ER | 2020 |
| J&S Luxury Lodges Ltd | Builders | HP23 4QU | 2026 |
| J.D Carpentry & Building Services Ltd | Builders | HP22 0AB | 2026 |
| Jet Solutions Ltd | Builders | HP22 5XA | 2024 |
| John Keen (Tring Transport) Ltd | Builders | HP23 4NB | 1975 |
| Jt Clark Construction Ltd | Builders | HP22 7EQ | 2023 |
| Jtl Projects Ltd | Builders | HP22 0AX | 2025 |
| K Building Ltd | Builders | HP22 0AG | 2021 |
| K Fletcher Building Services Ltd | Builders | HP22 4LW | 2026 |
| K Hawes Property Maintenance Ltd | Builders | HP16 0LL | 2017 |
| K.W. Harrison & Sons Ltd | Builders | HP22 4LW | 2003 |
| Kd Construction Consultants Ltd | Builders | HP17 8FX | 2024 |
| Kth Building and Maintenance Ltd | Builders | HP23 5AL | 2016 |
| L Hardy Brickwork Building Contractor Ltd | Builders | HP22 5DL | 2005 |
| L.D.F Construction Ltd | Builders | HP17 9TH | 2013 |
| Landgreen (UK) Ltd | Builders | HP23 5TE | 2012 |
| Landgreen Construction Ltd | Builders | HP23 5TE | 2016 |
| Landgreen Plant Ltd | Builders | HP23 5TE | 2016 |
| Lap Maintenance Ltd | Builders | HP23 5PX | 2021 |
| Latbuild Construction Ltd | Builders | HP23 4JX | 2020 |
| Lcm Brickwork Ltd | Builders | HP17 8RY | 2026 |
| Ledburn Developments Ltd | Builders | HP23 4QS | 2018 |
| Levitate Construction Ltd | Builders | HP22 5YB | 2004 |
| Lifestyle Building Services Ltd | Builders | HP22 4JN | 2019 |
| Ljm Services Ltd | Builders | HP22 7EQ | 2024 |
| Lm Brickwork Ltd | Builders | HP17 8RY | 2026 |
| Lost Marble Brickwork Ltd. | Builders | HP23 5BY | 2016 |
| Luton Environmental Ltd | Builders | HP23 5AL | 2011 |
| M Cooper Scenery Ltd | Builders | HP23 5AL | 2017 |
| M D & D A Property Development Ltd | Builders | HP23 4NQ | 2021 |
| M H Fuel Installation & Maintenance Ltd | Builders | HP22 5AS | 2009 |
| Maher & Baxter Ltd | Builders | HP23 5AL | 2021 |
| Mammoth Services Ltd | Builders | HP22 5UL | 2015 |
| Mansi Building & Renovations Ltd | Builders | HP23 5TE | 2014 |
| Marsp Property Maintenance Ltd | Builders | HP23 4JX | 2020 |
| Mas Earthworks Ltd | Builders | HP22 5UQ | 2022 |
| Mb Carpentry and Building Ltd | Builders | HP23 5LA | 2015 |
| Mb Lining Ltd | Builders | HP23 5AL | 2011 |