| A Mcgann Building Contractors Ltd | Builders | NE30 1DS | 2003 |
| A. T. H. Contracts Ltd | Builders | NE30 1DL | 2016 |
| Aa Flat Roofing & Property Maintenance Ltd | Builders | NE26 2NS | 2026 |
| Abela Access Ltd | Builders | NE27 0SN | 2026 |
| Absolute Developments and Renovations (North East) Ltd | Builders | NE26 2ED | 2023 |
| Absolute Developments and Renovations Ltd | Builders | NE26 2ED | 2009 |
| Ac Garden Build Solutions Ltd | Builders | NE25 0JU | 2023 |
| Ashleigh Building Services Ltd | Builders | NE30 2LA | 2018 |
| Atri Group Ltd | Builders | NE27 0DB | 2025 |
| Aylwin Welding & Fabrications Ltd | Builders | NE30 2RH | 2026 |
| Bardymala Ltd | Builders | NE26 2NE | 2024 |
| Bayside Construction Ltd | Builders | NE30 2RH | 2019 |
| Birkenshaw Ltd | Builders | NE27 0BJ | 2021 |
| Bjr Fabs Ltd | Builders | NE27 0QJ | 2016 |
| Blue Star Interiors North East Ltd | Builders | NE27 0SW | 2022 |
| Build North Ltd | Builders | NE30 2RH | 2024 |
| C and H Lifting Ltd | Builders | NE30 1QA | 2026 |
| C N C Installations Ltd | Builders | NE30 2RH | 2019 |
| C&D Access Training Ltd | Builders | NE27 0QF | 2020 |
| C&D Quality Homes Ltd | Builders | NE30 2TY | 2020 |
| C.M Home and Garden Developments Ltd | Builders | NE25 0ET | 2025 |
| Capra Construction Ltd | Builders | NE27 0SQ | 2026 |
| Carl Hedley Roofing & Building Ltd | Builders | NE30 2HN | 2023 |
| Catering Solutions (North East) Ltd | Builders | NE30 1AY | 2004 |
| Ceramica Construction Ltd | Builders | NE25 0SH | 2024 |
| Christopher Garside Ltd | Builders | NE30 2NR | 2008 |
| Cjd Access Solutions Ltd | Builders | NE27 0RQ | 2018 |
| Cji Construction Ltd | Builders | NE27 0XG | 2025 |
| Ck Site Services Ne Ltd | Builders | NE30 1AR | 2026 |
| Classic Masonry Ltd | Builders | NE30 2RQ | 1991 |
| Cogen North Ltd | Builders | NE30 2RH | 2025 |
| Constable Garth Developments Ltd | Builders | NE30 1BP | 2012 |
| Constable Garth Property Ltd | Builders | NE30 1BP | 2012 |
| Crackett & Son Home Improvements Ltd | Builders | NE30 3AS | 2019 |
| Cullen Contractors Ltd | Builders | NE27 0DN | 2009 |
| D Wood Management Ltd | Builders | NE25 0TT | 2014 |
| Dmc Civil Solutions Ltd | Builders | NE27 0QJ | 2018 |
| Dpg North East Ltd | Builders | NE30 1JH | 2022 |
| Dpj Build Ltd | Builders | NE25 0QT | 2012 |
| Dsj Yard Ltd | Builders | NE27 0QJ | 2021 |
| Dunbar Plastering Company Ltd | Builders | NE26 1AD | 2004 |
| Dynamic Shopfitters Ltd | Builders | NE30 4BS | 2012 |
| Elite Paving and Landscaping North East Ltd | Builders | NE27 0SZ | 2026 |
| Evak Developments Ltd | Builders | NE30 4AT | 2025 |
| Excel North East Ltd | Builders | NE27 0NB | 2012 |
| Fast Lane Roadmarkings (North East) Ltd | Builders | NE30 1AY | 2018 |
| Fire Break Inspection Ltd | Builders | NE25 0NL | 2026 |
| Furniture Assembly Services Ltd | Builders | NE30 2SS | 2011 |
| Gbo Building Services Ltd | Builders | NE25 9HJ | 2021 |
| Gener8 Power UK Ltd | Builders | NE30 3JQ | 2022 |
| Gibson Ne Ltd | Builders | NE26 2NE | 2022 |
| Gosforth Bathroom Fitters Ltd | Builders | NE30 4AQ | 2026 |
| Grieves Bolting Ltd | Builders | NE26 4BZ | 2026 |
| Hadrian Holmes Ltd | Builders | NE27 0BJ | 2025 |
| Hallmel Ltd | Builders | NE30 2QB | 2012 |
| Harbertson Construction Ltd | Builders | NE25 0NL | 2026 |
| Hike International Ltd | Builders | NE30 4RA | 2014 |
| Historic Property Restoration Ltd | Builders | NE30 2RQ | 1995 |
| Hpr Trustee Ltd | Builders | NE30 2RQ | 2022 |
| Husk Design Ltd | Builders | NE30 1LL | 2014 |
| International Windows & Conservatories Ltd | Builders | NE30 1AY | 2003 |
| Interstyle Northeast Ltd | Builders | NE30 1AR | 2020 |
| J. M. Brickwork Solutions Ltd | Builders | NE26 3HN | 2018 |
| Jackson Access and Painting Ltd | Builders | NE27 0BJ | 2026 |
| Jason Campbell Builders Ltd | Builders | NE26 1JQ | 2016 |
| John Jubb Construction Services Ltd | Builders | NE30 2RH | 2014 |
| Kens Roofing & Building Services Ltd | Builders | NE27 0SZ | 2021 |
| Ks Property Maintenance Ne Ltd | Builders | NE30 2RH | 2026 |
| Kw Site Welding Ltd | Builders | NE27 0QJ | 2026 |
| L Smith Building & Joinery Ltd | Builders | NE30 3TG | 2022 |
| L&M Fencing & Decking Ltd | Builders | NE26 2NE | 2025 |
| L&M Groundworks Ltd | Builders | NE27 0QJ | 2023 |
| Landscape 35 Ltd | Builders | NE27 0BJ | 2018 |
| Lion Engineering Solutions Ltd | Builders | NE25 0HT | 2026 |
| Lish Playgrounds Ltd | Builders | NE26 2EG | 2020 |
| Lmv Home Improvements Ltd | Builders | NE25 0LA | 2024 |
| Lumley Wilkinson Developments Ltd | Builders | NE26 6DE | 2016 |
| Maintenance and Repairs By Signature Ltd | Builders | NE25 8PW | 2019 |
| Mapleleaf Commercial Maintenance Ltd | Builders | NE30 1AY | 2018 |
| Mark Mccreedy Masonry Ltd | Builders | NE25 0JS | 2015 |
| Mcg Smart Renovations Ltd | Builders | NE30 2SA | 2026 |
| Mighty Mortar Ltd | Builders | NE30 2RH | 2018 |
| Miller Build Ltd | Builders | NE25 0JA | 2017 |
| Modera Bathrooms Ltd | Builders | NE25 0NL | 2025 |
| Ms Wind Ltd | Builders | NE27 0HT | 2023 |
| Ne Refurbishment Specialists Ltd | Builders | NE25 0HR | 2024 |
| Newspace Garage Conversions Ltd | Builders | NE26 4BG | 2026 |
| North East Building Services (Ne) Ltd | Builders | NE27 0BJ | 2025 |
| Northscreen Ltd | Builders | NE25 0JR | 1996 |
| Northumberland Design and Build Ltd | Builders | NE30 2RH | 2023 |
| Northumberland Development and Construction Ltd | Builders | NE30 1DS | 2016 |
| Northumberland Renovations Ltd | Builders | NE26 3HL | 2024 |
| Northumbrian Homes Ltd | Builders | NE30 2RH | 2021 |
| P Jessop Ltd | Builders | NE30 3ET | 2007 |
| P.C.Quinn Ltd | Builders | NE25 0AF | 2016 |
| P.Drummond Ltd | Builders | NE27 0RP | 2016 |
| Paul Dixon Engineering Ltd | Builders | NE26 4BG | 2019 |
| Pearsons Property Services Ltd | Builders | NE30 2NU | 2016 |
| Pipework Specialist Ne Ltd | Builders | NE30 1LA | 2024 |
| Placeonearth Ltd | Builders | NE26 1TA | 2012 |
| Platinum Installs North East Ltd | Builders | NE27 0GG | 2020 |
| Premier Paving Groundworks Ltd | Builders | NE30 3ER | 2015 |
| Professional Stove Installations Ltd | Builders | NE25 9NX | 2019 |
| Project Management + Surveys Ltd | Builders | NE30 1SE | 2024 |
| Ps Domestic Ltd | Builders | NE30 1AR | 2026 |
| Purpose Rendering Ltd | Builders | NE25 0PN | 2025 |
| Pyeroy Construction Ltd | Builders | NE26 2NE | 2020 |
| Quantum Brickwork Services Ltd | Builders | NE25 0RG | 2014 |
| Rdawsonelectrics Ltd | Builders | NE30 2EJ | 2026 |
| Rj Wind Services Ltd | Builders | NE27 0DS | 2023 |
| Rjm Brickwork Ltd | Builders | NE25 0AF | 2023 |
| Rms Electrical Engineering Ltd | Builders | NE30 1AY | 2013 |
| Rnb Consulting Ltd | Builders | NE26 3TS | 2019 |
| Robb Inspection Services Ltd | Builders | NE30 1AR | 2012 |
| Rti Joinery Ltd | Builders | NE25 9EZ | 2023 |
| S & B Brickwork Ne Ltd | Builders | NE30 2RH | 2021 |
| S & Jay Building Solutions Ltd | Builders | NE30 2RH | 2026 |
| S.E.A Subsea Inspections Ltd | Builders | NE30 2SZ | 2020 |
| Sam Heslop Roofing Ltd | Builders | NE27 0BJ | 2019 |
| Scott Thomson Projects Ltd | Builders | NE26 3EN | 2004 |
| Sgs Landscaping North East Ltd | Builders | NE30 2RH | 2023 |
| Sjm Access and Inspection Ltd | Builders | NE30 3DA | 2017 |
| Surete North East Ltd | Builders | NE30 4HA | 2014 |
| Sycamore Pro Installations Ltd | Builders | NE25 9NX | 2025 |
| Terry Christie Blockpaving Ltd | Builders | NE30 2RH | 2016 |
| Terry Christie Blockpaving Services Ltd | Builders | NE30 2RH | 2021 |
| Thermashield Passive Fire Ltd | Builders | NE25 0ND | 2025 |
| Thomas Hedley and Sons Ltd | Builders | NE30 2HN | 2019 |
| Tmg Swansea Ltd | Builders | NE27 0QJ | 2018 |
| Trade Windows and Doors North East Ltd | Builders | NE27 0NB | 2019 |
| Turnkey Construction Management Ltd | Builders | NE30 2TF | 2026 |