| A & G Home Improvements Ltd | Builders | CB8 8PW | 2003 |
| A Brand Builders Ltd | Builders | CB8 0RF | 2022 |
| A F P Consulting Engineers Ltd | Builders | CB25 0NA | 1999 |
| A J Canning Roofing Ltd | Builders | CB8 8BG | 2006 |
| A M Electrical Services (Newmarket) Ltd | Builders | CB8 8BG | 2003 |
| A Mallyon Construction Ltd | Builders | CB8 0AP | 2023 |
| A Peachey Developments Ltd | Builders | CB25 0BP | 2015 |
| A&F Building Services Ltd | Builders | CB8 0UN | 2002 |
| A-Works Ltd | Builders | CB8 0AP | 2026 |
| A.L.N Bespoke Homes Ltd | Builders | CB8 7SG | 2025 |
| A.L.N Contract Lifting Ltd | Builders | CB8 7SG | 2025 |
| A.L.N Homes Ltd | Builders | CB8 7SG | 2025 |
| Ab Construction (Cambs) Ltd | Builders | CB25 9PD | 2025 |
| Abbey Garden & Landscaping Ltd | Builders | CB8 0QH | 2019 |
| Abbeyvale Builders Ltd | Builders | CB8 8AJ | 1995 |
| Absolute Fire Safety Ltd | Builders | CB8 7SQ | 2018 |
| Absolute Property Repairs Ltd | Builders | CB8 7NB | 2023 |
| Adam Parker Interiors Ltd | Builders | CB8 0AP | 2024 |
| Aga Utilities Management Services Ltd | Builders | CB8 0AN | 2025 |
| Airport Integrated Services Ltd | Builders | CB8 7PN | 2014 |
| Ajm Carpentry & Construction Ltd | Builders | CB8 7GW | 2026 |
| Ajp Builders (Newmarket) Ltd | Builders | CB8 7PZ | 2017 |
| Alliance Asbestos Services Ltd | Builders | CB25 0NW | 2008 |
| Aln Carpentry Ltd | Builders | CB8 7SG | 2025 |
| Ams (Ea) Ltd | Builders | CB8 7NB | 2010 |
| Andrew Firebrace Partnership Ltd | Builders | CB25 0NA | 2004 |
| Anglia Surfacing Ltd | Builders | CB8 7EL | 2025 |
| Antler Construction Ltd | Builders | CB8 0AP | 2020 |
| Ap Carpentry Services Ltd | Builders | CB8 0FH | 2020 |
| Apic System Design Ltd | Builders | CB8 8AW | 2019 |
| Aracom Investments Ltd | Builders | CB8 0BF | 2024 |
| Aristo Balustrades Ltd | Builders | CB8 7PN | 2024 |
| Assured Structures Ltd | Builders | CB8 8DS | 2024 |
| Axiom Construction (Cambs) Ltd | Builders | CB8 0AP | 2022 |
| B & B Building Contractors Ltd | Builders | CB8 8BG | 2003 |
| Bas Electrical Contractor Ltd | Builders | CB8 0TW | 2014 |
| C & G Building and Developments Ltd | Builders | CB8 8BG | 2015 |
| C Rix Ltd | Builders | CB8 0DJ | 2009 |
| C.A.M Property Services Ltd | Builders | CB25 9PG | 2009 |
| C2o Ltd | Builders | CB8 7PN | 2004 |
| Cambridge Environmental Services Ltd | Builders | CB25 0NW | 2006 |
| Cambridge Interiors Ltd | Builders | CB25 0JF | 2019 |
| Cambridge Small Builders Ltd | Builders | CB8 0QE | 2016 |
| Cambs Developments Ltd | Builders | CB8 9RN | 2018 |
| Camdays Ltd | Builders | CB25 9HF | 1977 |
| Camvil (Developments) Ltd | Builders | CB8 8PW | 1994 |
| Carene Homes Ltd | Builders | CB8 8XE | 1993 |
| Cbwcarpentry Ltd | Builders | CB25 0GD | 2023 |
| Charlie'S Property Services Ltd | Builders | CB25 9JB | 2017 |
| Cloud6 Construction Ltd | Builders | CB8 0JF | 2025 |
| Commtech (Europe) Ltd | Builders | CB25 0DF | 2014 |
| Commtech Rose Ltd | Builders | CB25 0DF | 2016 |
| Conceptum Ltd | Builders | CB8 8AX | 2022 |
| County Windows (Cambridge) Ltd | Builders | CB25 9AU | 2013 |
| Countywide East Anglia Ltd | Builders | CB8 7PN | 2014 |
| Crj Carpentry and Construction Ltd | Builders | CB8 0AP | 2025 |
| Crudu Group Ltd | Builders | CB8 0HQ | 2016 |
| Ct Construction Group Ltd | Builders | CB8 7BQ | 2023 |
| Dgf Surfacing Ltd | Builders | CB8 0DY | 2025 |
| Doorsafe Entry Systems Ltd | Builders | CB25 0DN | 2019 |
| Dpm Bathroom Services Ltd | Builders | CB8 0DZ | 2020 |
| E J Stocker Construction Ltd | Builders | CB8 0AP | 2013 |
| East Anglia Party Wall Surveyors Ltd | Builders | CB25 0EF | 2026 |
| Eastern Windows Newmarket Ltd | Builders | CB25 0HW | 2019 |
| Eco-Logical Building Ltd | Builders | CB25 9AU | 2026 |
| Ecsec Ltd | Builders | CB8 7NY | 1979 |
| Emporium Interiors Ltd | Builders | CB8 9XL | 2014 |
| Everhealth Care Ltd | Builders | CB8 8DA | 2024 |
| Fa & J Ltd | Builders | CB25 9HW | 2014 |
| Fairhaven Stone Ltd | Builders | CB8 9PA | 1998 |
| Fourth Pyramid Construction Ltd | Builders | CB8 7BW | 2024 |
| Fowler Construction Ltd | Builders | CB8 8XP | 2024 |
| Fox Paving Specialists Ltd | Builders | CB8 7PN | 2018 |
| Furlong Building Ltd | Builders | CB8 8TW | 2015 |
| G L Building and Design Services Ltd | Builders | CB8 8QX | 2013 |
| G. P. P. Building Services Ltd | Builders | CB8 8BG | 2020 |
| Gag385 (Hunton) Ltd | Builders | CB8 8TG | 2013 |
| Gary Powell Building Services Ltd | Builders | CB8 8BG | 2003 |
| Gkd Groundworks Ltd | Builders | CB8 8BG | 2002 |
| Glint Construction Ltd | Builders | CB8 8DN | 2021 |
| Grant Consulting Structural Engineers Ltd | Builders | CB8 8BJ | 2015 |
| Granta Contracts Ltd | Builders | CB8 0AP | 2018 |
| Green Solar World Ltd | Builders | CB8 0AT | 2011 |
| Green-Key Projects Ltd | Builders | CB8 8PQ | 2017 |
| Gvo Site Services Ltd | Builders | CB8 0AP | 2014 |
| H W Design Ltd | Builders | CB8 7LP | 2002 |
| Ha Construction Builder Ltd | Builders | CB25 9GU | 2025 |
| Hall & Son Building Services Ltd | Builders | CB8 7SG | 2018 |
| Hartwells Carpentry Ltd | Builders | CB25 0HJ | 2006 |
| Herringswell Homes Ltd | Builders | CB8 8QX | 2021 |
| Hill Construction (Cambs) Ltd | Builders | CB8 0AP | 2019 |
| Holloway Group Ltd | Builders | CB25 9RP | 2023 |
| Ian Mackriell Construction Ltd | Builders | CB25 9NH | 2014 |
| Imsg Constructions Ltd | Builders | CB8 0SY | 2025 |
| J & P Building Services Ltd | Builders | CB8 8BG | 2020 |
| J Button Construction Ltd | Builders | CB8 0AL | 2011 |
| J Doswell Carpentry and Building Services Ltd | Builders | CB8 8BG | 2006 |
| J R Brickwork Ltd | Builders | CB8 0SW | 2014 |
| J. Turner Construction Ltd | Builders | CB8 7PN | 2018 |
| James Knight Plant Hire Ltd | Builders | CB8 8PW | 1996 |
| Jcconstructionconsulting Ltd | Builders | CB25 0LB | 2025 |
| Jim Brownbridge Ltd | Builders | CB8 7EW | 2016 |
| Jordan Builders (Ely) Ltd | Builders | CB8 0AP | 2003 |
| Jp Developments (Cambridge) Ltd | Builders | CB8 7PG | 2010 |
| K-Kon Home Improvements Ltd | Builders | CB25 9JU | 2024 |
| Kassel Ltd | Builders | CB8 9AA | 2025 |
| Kentford Developments Ltd | Builders | CB8 8TG | 1984 |
| Khl Construction (Nkt) Ltd | Builders | CB8 0AP | 2018 |
| Kmtg Ltd | Builders | CB8 0EW | 2013 |
| Knightley Carpentry & Building Ltd | Builders | CB25 9FT | 2009 |
| Lantern Property Development Ltd | Builders | CB8 9HW | 2023 |
| Lcpc Developments Ltd | Builders | CB8 7PN | 2017 |
| Leeway Building Services Ltd | Builders | CB25 9FR | 2007 |
| Lgs Homes (Suffolk) Ltd | Builders | CB8 0AP | 2022 |
| Lodgeday Commercial Ltd | Builders | CB8 8TG | 1988 |
| Loft Solutions Building Contractors Ltd | Builders | CB8 7LG | 2025 |
| Lyndon Services Ltd | Builders | CB25 0JF | 2019 |
| Malcolm Moffat Ltd | Builders | CB8 9UW | 1994 |
| Manor Farm Construction Ltd | Builders | CB8 9WL | 2020 |
| Maple Facility Services Ltd | Builders | CB25 0NW | 2018 |
| Marblewood Bespoke Interiors Ltd | Builders | CB8 7PN | 2016 |
| Mason Construction Group Ltd | Builders | CB8 0JJ | 2025 |
| Mayfair Construction (Cambridge) Ltd | Builders | CB8 0UJ | 2020 |
| Merlin Developments (Cambridge) Ltd | Builders | CB25 9HA | 2010 |
| Mms Renovations & Property Services Ltd | Builders | CB8 0UF | 2025 |
| Mornett Brickwork and Construction Ltd | Builders | CB8 0AP | 2025 |
| Moyallan Developments Ltd | Builders | CB25 0LA | 2025 |
| N Bird Construction Ltd | Builders | CB8 0AP | 2023 |
| N Durning Construction Ltd | Builders | CB25 0JT | 2021 |
| Newmarket A & A Plant Hire Ltd | Builders | CB25 0BB | 1970 |
| Ngc Fencing Ltd | Builders | CB8 9LR | 2024 |
| Nh3 Engineering Ltd | Builders | CB8 7YY | 2015 |
| Njc Carpentry Ltd | Builders | CB8 8AT | 2014 |
| Northern Steel Buildings Ltd | Builders | CB8 0AP | 2018 |
| Nu-Plan Builders Ltd | Builders | CB8 0QE | 2020 |
| Oakland Property Maintenance Ltd | Builders | CB8 0NH | 2014 |
| Oil Tank Change Ltd | Builders | CB8 7QF | 2009 |
| Old Orchard Developments Ltd | Builders | CB8 0SG | 2004 |
| P & M 79 Ltd | Builders | CB8 0EQ | 2017 |
| Panatown Ltd | Builders | CB8 9TN | 1985 |
| Pentaco Construction (Cambridge) Ltd | Builders | CB25 9QE | 2021 |
| Pink Unicorn Construction Ltd | Builders | CB8 0AP | 2024 |
| Precision Plant Transport Ltd | Builders | CB8 7FF | 2023 |
| Prestige Insulations Solutions Ltd | Builders | CB8 8TY | 2025 |
| Prompt Developments Ltd | Builders | CB8 7PN | 2019 |
| Pure Service Cambridge Ltd | Builders | CB25 9HW | 2020 |
| Rebuild Home Improvements Ltd | Builders | CB8 0AP | 2017 |
| Reed Design and Build Newmarket Ltd | Builders | CB8 7PN | 2019 |
| Reed Design and Build Suffolk Ltd | Builders | CB8 7PN | 2022 |
| Ridgeback Construction & Developments Ltd | Builders | CB8 7QX | 2019 |