| A Gunn Construction Ltd | Builders | CA13 9LU | 2025 |
| A S Utilities & Plant Ltd | Builders | CA13 9HS | 2016 |
| A.Downey Construction Ltd | Builders | CA13 9BZ | 2016 |
| Advanced Building Techniques Ltd | Builders | CA13 9LU | 2008 |
| Aerial Works Ltd | Builders | CA13 9EJ | 2021 |
| Allerdale Thermal Insulation Ltd | Builders | CA14 2LU | 2022 |
| Allhaver Ltd | Builders | CA14 4LS | 2013 |
| Asbestos Removal Cumbria Ltd | Builders | CA14 2AL | 2025 |
| Ashfield Building and Plumbing Ltd | Builders | CA14 3EU | 2017 |
| Ashfield Plumbing Cumbria Ltd | Builders | CA14 3EU | 2019 |
| B&K Mayson Contracting Services Ltd | Builders | CA14 2LU | 2019 |
| Beag Ltd | Builders | CA13 9LQ | 2009 |
| Beckside Bungalow Construction Ltd | Builders | CA13 9LQ | 2023 |
| Belmonte Homes Ltd | Builders | CA13 0RJ | 2021 |
| Ben G Construction Ltd | Builders | CA13 9LU | 2023 |
| Bhs Construction Services Ltd | Builders | CA14 2AL | 2008 |
| Brendan Taylor Ltd | Builders | CA14 4DD | 2003 |
| C & E Developments (Cumbria) Ltd | Builders | CA14 2LU | 2004 |
| C & T Quality Homes Ltd | Builders | CA14 3EZ | 2003 |
| Carruthers Developments Ltd | Builders | CA14 4LY | 2002 |
| Craig Steele Double Glazing Ltd | Builders | CA14 3XY | 2018 |
| Cumbria Building Contractors Ltd | Builders | CA13 0QT | 2019 |
| D.White Building Contractor Ltd | Builders | CA14 5AS | 2013 |
| Daniel Rourke Engineering and Surveying Ltd | Builders | CA13 0LF | 2022 |
| Dargavel Engineering Ltd | Builders | CA14 1YE | 1995 |
| David Robinson Ltd | Builders | CA14 4EA | 2003 |
| Decking Design Ltd | Builders | CA13 0RJ | 2020 |
| Derwent Groundworks Ltd | Builders | CA13 0QQ | 2020 |
| Derwent Valley Building Ltd | Builders | CA13 0UA | 2009 |
| Dlb1690 Ltd | Builders | CA13 9LU | 2026 |
| Ea Renovations Ltd | Builders | CA13 9LQ | 2012 |
| Elite Brickwork Ltd | Builders | CA13 0LJ | 2017 |
| Elite Commercial Services Ltd | Builders | CA13 0YG | 2015 |
| Energy Efficient Window Systems Ltd | Builders | CA14 3YP | 2021 |
| Eric Pattinson Ltd | Builders | CA13 9EN | 1999 |
| Fellside Homes & Renovations Ltd | Builders | CA14 3EU | 2023 |
| Foz 51 Ltd | Builders | CA13 0XJ | 2017 |
| Graves & Telfer Construction Ltd | Builders | CA14 2AL | 2024 |
| Greenview Construction (Cumbria) Ltd | Builders | CA14 2AL | 2012 |
| Gwr Insulation Services Ltd | Builders | CA14 2UD | 2026 |
| Harrison Fell Ltd | Builders | CA14 2AL | 2018 |
| Heart of the Lake District Interiors & Exteriors Ltd | Builders | CA13 0RJ | 2021 |
| Helgar Offshore Safety Ltd | Builders | CA14 2AL | 2013 |
| Highfield (Cumbria) Ltd | Builders | CA13 0RW | 2001 |
| Hoyland Fabrication Ltd | Builders | CA14 3AW | 2024 |
| I & B Builders Ltd | Builders | CA13 9LQ | 2013 |
| J Ritson Ltd | Builders | CA13 0QT | 2002 |
| J.A. Cannan Ltd | Builders | CA13 9LQ | 2006 |
| Jack Watson Building Services Ltd | Builders | CA13 0UW | 2024 |
| Jd Building and Groundworks (Cumbria) Ltd | Builders | CA14 4SB | 2019 |
| Jeremy Fisher Properties Ltd | Builders | CA13 0EX | 2006 |
| Jm Machplast Ltd | Builders | CA14 3XR | 2013 |
| Joseph Ridley Builders Ltd | Builders | CA14 4UR | 2002 |
| Jre Partitions and Ceilings Ltd | Builders | CA14 2LR | 2026 |
| K Adams & Son Builders Ltd | Builders | CA13 0QT | 2003 |
| Kells Development Group Ltd | Builders | CA14 2LU | 2009 |
| L & L Property Contractors Ltd | Builders | CA14 2AL | 2018 |
| L G Fell Builders & Plasterers Ltd | Builders | CA13 9LQ | 2011 |
| Lake District Property Services Ltd | Builders | CA14 5NE | 2026 |
| Lakeland Building Design Ltd | Builders | CA13 0UF | 2002 |
| Lakeland Homes Ltd. | Builders | CA14 2LU | 1999 |
| Lakeland Jets Ltd | Builders | CA13 0QQ | 2023 |
| Lakeland Leisure Developments Ltd | Builders | CA13 0RJ | 2015 |
| Lakeland Plastering Ltd | Builders | CA14 3XD | 2002 |
| Laudan Developments Ltd | Builders | CA13 9LQ | 2012 |
| Lel Construction Ltd | Builders | CA14 4JH | 2025 |
| Lowca Lane Business Park Ltd | Builders | CA14 1SW | 2017 |
| Luxe Tiling & Bathrooms Ltd | Builders | CA13 9FJ | 2023 |
| M J Straughton Painters & Decorators Ltd | Builders | CA13 9LQ | 2020 |
| M&D Wallace E&I Ltd | Builders | CA14 2AL | 2008 |
| M&Tj Afrizim Investments Ltd | Builders | CA14 2XL | 2023 |
| M.G Services and Construction Ltd | Builders | CA14 3PB | 2025 |
| Mahoney Building Services Ltd | Builders | CA14 2AL | 2005 |
| Mark Hitchen Construction Ltd | Builders | CA13 0QT | 2007 |
| Mark Richardson Construction Ltd | Builders | CA14 2LR | 2025 |
| Matthew Jackson Builders Ltd | Builders | CA13 0JU | 2016 |
| Melbreak Developments Ltd | Builders | CA14 2ES | 2004 |
| Michael Heron & Son Builders Ltd | Builders | CA13 9LQ | 2011 |
| Mlg Developers Ltd | Builders | CA13 0QT | 2014 |
| Morrison Building Services (Cumbria) Ltd | Builders | CA13 9LQ | 2012 |
| Mr. Fa.Handyman Ltd | Builders | CA14 1QS | 2026 |
| Neil Wordsworth Home Improvements Ltd | Builders | CA13 0RJ | 2014 |
| Ngp Developments Ltd | Builders | CA14 2LR | 2022 |
| North Lakes Rainwater and Drainage Ltd | Builders | CA13 0ZF | 2025 |
| North West Domestic Construction Ltd | Builders | CA13 9LU | 2026 |
| North West Industrial Group Ltd | Builders | CA14 4JH | 2025 |
| Opalgrange Ltd | Builders | CA13 9RH | 2002 |
| Phillip Carruthers Ltd | Builders | CA14 4LY | 1999 |
| Primary Reactive Ltd | Builders | CA13 9LQ | 2012 |
| R A & J Faulder Ltd | Builders | CA13 0PN | 2003 |
| Raemore Homes Ltd | Builders | CA14 2LR | 2023 |
| Rafnav Ltd | Builders | CA13 9LU | 2023 |
| Rawling Builders Ltd | Builders | CA14 2LU | 2002 |
| S J Davidson Ltd | Builders | CA13 9PL | 2003 |
| S Walker Builder Ltd | Builders | CA14 1ND | 2004 |
| Sas Builders (Cumbria) Ltd | Builders | CA14 2AL | 2010 |
| Saxon Building Services Ltd | Builders | CA13 9LU | 2018 |
| Sdh Brickwork Ltd | Builders | CA14 5QX | 2024 |
| Sel Construction and Maintenance Ltd | Builders | CA14 2LU | 2011 |
| Shaun Quinn Ltd | Builders | CA14 1PT | 2003 |
| Skelton Houses Ltd | Builders | CA14 2LU | 2021 |
| Skiddaw Developments Ltd | Builders | CA14 2ES | 2004 |
| Solway Blast Cleaning Ltd | Builders | CA14 3YA | 2011 |
| Stobbarts Ltd | Builders | CA14 3YP | 1999 |
| Stratton Oakwood Ltd | Builders | CA13 9LQ | 2022 |
| Support In Sport (UK) Ltd | Builders | CA13 0PN | 2001 |
| Surelock Homes Locksmith Services Ltd | Builders | CA14 3AW | 2026 |
| The Cumbrian Painting Company Ltd | Builders | CA14 5HS | 2026 |
| Todd and Manchester Ltd | Builders | CA13 9LU | 2017 |
| Top Storry Access Ltd | Builders | CA14 4TY | 2017 |
| Tree On the Hill Ltd | Builders | CA13 0XH | 2011 |
| Tyson Olley Ltd | Builders | CA13 9LQ | 2018 |
| W. F. Developments Ltd | Builders | CA14 4LA | 1998 |
| Walker 1870 Ltd | Builders | CA14 4JP | 2026 |
| Walker Bros.(Cockermouth)Ltd | Builders | CA14 4JP | 1953 |
| Watson Groundworks (Cumbria) Ltd | Builders | CA13 0RJ | 2018 |
| Wayne Johnston Ltd | Builders | CA13 9LQ | 2014 |
| Wedgwood Builders Ltd | Builders | CA13 0UW | 2017 |
| West Coast Surveys Ltd | Builders | CA14 3YP | 2003 |
| West Coast Thermal Ltd | Builders | CA14 3YP | 2002 |
| William King Construction Ltd | Builders | CA14 2AL | 2016 |
| Williams Developments Ltd | Builders | CA13 9LQ | 2018 |
| Woodalls Ltd | Builders | CA13 9LU | 2004 |
| Woodworks Cumbria Ltd | Builders | CA13 0UF | 2021 |