| Accio Consult and Construct Ltd | Builders | PE38 0AL | 2015 |
| Advanced Rack Inspections Ltd | Builders | IP26 4AL | 2025 |
| Ag Window Cleaners Ltd | Cleaners | PE38 0QQ | 2025 |
| All Round Property Roofing Maintenance Ltd | Builders | PE38 0AJ | 2024 |
| Amantoni Ltd | Builders | IP26 4BQ | 2022 |
| Anglia Air Testing Ltd | Builders | IP26 5HW | 2006 |
| Arc Developments (East) Ltd | Builders | PE38 9PT | 2026 |
| Awr Hire Ltd | Builders | IP26 5HN | 2026 |
| Barclay Beales Ltd | Garages & mechanics | PE38 9BJ | 1975 |
| Barrow Builders Ltd | Builders | PE38 0QQ | 2021 |
| Bens Blasting Ltd | Builders | IP26 4AY | 2024 |
| Bexwell Kitchens Ltd | Builders | PE38 9LT | 1965 |
| Bishop Renovations Ltd | Builders | PE38 0BT | 2025 |
| Bk Carpentry Ltd | Joiners & carpenters | PE38 9LJ | 2026 |
| Bluebell Electrical Ltd | Electricians | IP26 5AA | 2021 |
| Bovic Services Ltd | Builders | PE38 9GF | 2023 |
| Braddick Installations Ltd | Builders | IP26 4AF | 2017 |
| Branwell Projects Ltd | Builders | PE38 0QQ | 2025 |
| Breckland Heating Ltd | Plumbing & heating | IP26 4BA | 2011 |
| Broomhill Plumbing and Heating Ltd | Plumbing & heating | PE38 9QY | 2024 |
| Busseys Removal Services Ltd | Removals | PE38 9BJ | 2025 |
| C D Barbering Ltd | Hair & beauty | PE38 9BJ | 2026 |
| C J Wortley & Son Ltd | Garages & mechanics | IP26 4QR | 2013 |
| Cally Sanders Tiling Ltd | Builders | IP26 4QZ | 2022 |
| Cambridge Electrical Contractors Ltd | Electricians | PE38 0EJ | 2019 |
| Cambs Brickwork Ltd | Builders | PE38 9AT | 2024 |
| Casco Maintenance Ltd | Builders | IP26 5LA | 2026 |
| Chris Brown (Downham Market) Ltd | Garages & mechanics | PE38 0JN | 2005 |
| Cih Plumbing & Heating Ltd | Plumbing & heating | IP26 5HN | 2024 |
| Clay Heating Services Ltd | Plumbing & heating | PE38 9GN | 2026 |
| Clements and King Electrical Contractors Ltd | Electricians | PE38 0EB | 2018 |
| Clifford Construction (Norfolk) Ltd | Builders | PE38 0BH | 2004 |
| Coldstores Ltd | Builders | PE38 9BJ | 2006 |
| Craft Hairdressers Ltd | Hair & beauty | PE38 9DW | 2022 |
| D.Coates Electrical Ltd | Electricians | PE38 9UH | 2023 |
| Denver Building & Landscaping Ltd | Builders | PE38 0DY | 2019 |
| Dghs Projects Ltd | Builders | PE38 9GD | 2025 |
| Diamond Coat Ltd | Painters & decorators | IP26 4PS | 2023 |
| Dj Owen Lime and Listed Ltd | Builders | IP26 5HN | 2025 |
| Djd Plumbing and Heating Eco Ltd | Plumbing & heating | IP26 4LG | 2023 |
| Dorplan Contracts Ltd | Joiners & carpenters | PE38 9GA | 1977 |
| Downham Autocare Ltd | Garages & mechanics | PE38 9QY | 2014 |
| Downham Cutz Ltd | Hair & beauty | PE38 9DA | 2025 |
| Downham Gents Ltd | Hair & beauty | PE38 9AW | 2024 |
| Downham Market Nails Bar Ltd | Hair & beauty | PE38 9DA | 2026 |
| Downham Plant Services Ltd | Builders | PE38 9BJ | 2007 |
| Downham Sparkit Ltd | Electricians | PE38 9QB | 2024 |
| Dowsing Plumbing & Heating Ltd | Plumbing & heating | IP26 5JT | 2024 |
| Dps (Norfolk) Ltd | Builders | PE38 9BJ | 2014 |
| Drummond Electrical Ltd | Electricians | IP26 5DS | 2015 |
| E F Motor Services Ltd | Garages & mechanics | PE38 9BJ | 2024 |
| East Anglia Staycation Services Ltd | Cleaners | PE38 9QH | 2021 |
| East County Classics Ltd | Garages & mechanics | PE38 0AJ | 2017 |
| Energy and System Technical Ltd | Electricians | PE38 9SW | 2009 |
| Eoc Services Ltd | Plumbing & heating | PE38 9SW | 1995 |
| Evolution Doors Ltd | Joiners & carpenters | PE38 9BJ | 2021 |
| Fawcett & Lloyd Automotive Works Ltd | Garages & mechanics | PE38 9UB | 2026 |
| Feltwell Property &Roofing Service Ltd | Builders | IP26 4DG | 2021 |
| Fenland Garage Doors Ltd | Builders | PE38 9LT | 2003 |
| First Choice Windows and Doors Ltd | Glaziers | PE38 9PN | 2024 |
| Gb Electrical & Mechanical Services Ltd | Electricians | PE38 0QQ | 2018 |
| Goatshead Ltd | Builders | PE38 9JJ | 2024 |
| Grahame Gillis Auto Repairs Ltd | Garages & mechanics | PE38 9BJ | 2015 |
| Great Oak (London) Ltd | Builders | PE38 0QQ | 2019 |
| Greenforce Electrical Ltd | Electricians | IP26 5JA | 2023 |
| Greens Garden & Home Services Ltd | Gardeners & landscapers | PE38 9BJ | 2025 |
| Grosvenor Homes Ltd | Builders | PE38 0QQ | 2000 |
| Groundtec Developments Ltd | Builders | IP26 5HN | 2022 |
| Grove & Co Developments Ltd | Builders | PE38 0AN | 2026 |
| H & H Cosmetic Medicine Ltd | Hair & beauty | PE38 9BJ | 2007 |
| H Engineering Ltd | Garages & mechanics | PE38 0QQ | 2018 |
| H.G Groundwork’S & Fencing Ltd | Builders | PE38 9BP | 2026 |
| Hallie Homes Anglia Ltd | Builders | PE38 0QQ | 2025 |
| Halls Groundworks Ltd | Groundworks & demolition | PE38 9BN | 2016 |
| Hartson Construction Ltd | Builders | PE38 0QQ | 2013 |
| Heritage Plumbing Services Ltd | Plumbing & heating | PE38 9AT | 2026 |
| Hk Steel Ltd | Builders | PE38 9BJ | 2022 |
| Honey Harrison Interiors Ltd | Joiners & carpenters | PE38 0EW | 2025 |
| Horizon Estimating Services Ltd | Plasterers | PE38 9QB | 2022 |
| Jermy Developments Ltd | Builders | IP26 5HY | 2020 |
| Jhw Projects Ltd | Builders | IP26 5HY | 2014 |
| Jl Finishing Ltd | Plasterers | PE38 9JF | 2022 |
| John Lester Hair Design Ltd | Hair & beauty | PE38 9HF | 1971 |
| Justin Foster Roofing Contractors Ltd | Roofers | IP26 5JB | 2011 |
| K E Rawlings (Holdings) Ltd | Plumbing & heating | PE38 9BJ | 2004 |
| K E Rawlings Ltd | Plumbing & heating | PE38 9BJ | 2021 |
| Karma Investments Group Ltd | Builders | IP26 5BD | 2019 |
| Kerridge Building Services Ltd | Builders | IP26 5LH | 2026 |
| Kewright Renewables Ltd | Electricians | PE38 9RD | 2024 |
| L.D Electrical Installations Ltd | Electricians | PE38 9QQ | 2022 |
| Langley'S Ultimate Ltd | Cleaners | PE38 0EW | 2023 |
| Laurel Dairy Construction Ltd | Builders | IP26 4PQ | 2021 |
| Laurel Dairy Properties Ltd | Builders | IP26 4PQ | 2021 |
| Lazy Landscapes Ltd | Gardeners & landscapers | IP26 4AF | 2013 |
| Lee Bishop Carpentry & Construction Ltd | Builders | PE38 0BT | 2020 |
| Lee Williams Electrical and Sons Ltd | Electricians | PE38 0EJ | 2014 |
| Leigh Clark Autocare Centre Ltd | Garages & mechanics | PE38 9QY | 2009 |
| Liquid Screed Pumping Ltd | Flooring & tiling | PE38 0QE | 2021 |
| Lulu Electrical Ltd | Electricians | IP26 5AD | 2020 |
| Lvh Developments Ltd | Builders | IP26 4FB | 2022 |
| Lydon Land and Water Ltd | Gardeners & landscapers | PE38 0BL | 2024 |
| M & H Walsh Ltd | Hair & beauty | IP26 5AL | 2026 |
| M and H Giddings Ltd | Builders | PE38 0QQ | 2007 |
| M. Austin Ltd | Gardeners & landscapers | IP26 5HN | 2001 |
| M. R. S. Developments Ltd | Builders | PE38 0AL | 2019 |
| Macks Grounds Ltd | Gardeners & landscapers | PE38 9QU | 2025 |
| Mann Made Homes Ltd | Builders | PE38 9HD | 1988 |
| Marathon Services Ltd | Cleaners | PE38 9BJ | 1995 |
| Marshland Stoves Ltd | Builders | PE38 9DB | 1998 |
| Mason Insulation Ltd | Builders | IP26 4PS | 2022 |
| May Construction Ltd | Builders | PE38 9BJ | 2004 |
| Mb Electrical & Controls Ltd | Electricians | IP26 5NA | 2022 |
| Mb Electrical Solutions Ltd | Builders | PE38 0EB | 2016 |
| Mick Peake Motors Ltd | Garages & mechanics | PE38 9BJ | 2003 |
| Murray Fencing Ltd | Builders | PE38 0DX | 2022 |
| N Kelly Ltd | Electricians | IP26 4DS | 2015 |
| Neil Cooper Electrical Services Ltd | Electricians | IP26 5AN | 2022 |
| Neil Whicker Electrical Services Ltd | Electricians | PE38 9BJ | 2005 |
| Newrooms (Methwold) Ltd | Builders | IP26 4RJ | 2011 |
| Norcam Properties Ltd | Builders | PE38 0AL | 2016 |
| Norfolk Building Contractors Ltd | Builders | IP26 4RB | 2019 |
| Nrs Landscape Centre Ltd | Gardeners & landscapers | PE38 9BJ | 2016 |
| Oodles Entertainment Ltd. | Electricians | PE38 0AL | 2021 |
| Overland (Vehicle Services) Ltd | Garages & mechanics | IP26 4RJ | 2004 |
| Pagelines Ltd | Builders | PE38 9BJ | 1981 |
| Paradise Garage Dm Ltd | Garages & mechanics | PE38 9HS | 2013 |
| Peter Goodrum Ltd | Joiners & carpenters | PE38 9BJ | 2009 |
| Peter Knight Housebuilding Ltd | Builders | PE38 0AL | 2025 |
| Plastertex Ltd | Plasterers | IP26 5DT | 2006 |
| Pm Digweed Ltd | Painters & decorators | IP26 4DL | 2015 |
| Polestar Enterprises Ltd | Builders | PE38 9BJ | 2014 |
| Pos Engineering Norfolk Ltd | Builders | PE38 0QS | 2018 |
| Proactive Sealant Services Ltd | Builders | PE38 9QD | 2012 |
| Proline Building Contractors Ltd | Plasterers | IP26 5HR | 2016 |
| R Johns (Norfolk) Ltd | Builders | IP26 5AS | 2020 |
| R S Joinery (Downham Market) Ltd | Joiners & carpenters | PE38 9NJ | 2002 |
| R.D.B. Construction (UK) Ltd | Builders | IP26 5BD | 2004 |
| Ray Langleys Building Services Ltd | Builders | PE38 0EW | 2023 |
| Reynolds Heating Ltd | Plumbing & heating | IP26 5LN | 2016 |
| Richard James Buildings Ltd | Builders | PE38 0QQ | 2020 |
| Richard Norton Windows Ltd | Electricians | IP26 5DZ | 2009 |
| Rmp Automotive Services Ltd | Garages & mechanics | PE38 0EB | 2020 |
| Rumsey Property Development Ltd | Builders | IP26 4LL | 2018 |
| S C L Decorating Ltd | Builders | PE38 9SW | 2024 |
| S C L Interiors (London) Ltd | Builders | PE38 9SW | 2003 |
| S J Burton Electrical Contractor Ltd | Electricians | PE38 0DS | 2004 |
| S Walker Electrical Services Ltd | Electricians | IP26 5HN | 2023 |
| Sage Services (UK) Ltd | Electricians | IP26 5EF | 2006 |
| Service Ceilings (Holdings) Ltd | Builders | PE38 9SW | 2019 |
| Service Ceilings Ltd | Builders | PE38 9SW | 1979 |