| 1ne Group Ltd | Builders | DH4 7PP | 2018 |
| 360 Ecosphere Cleaning Solutions Ltd | Cleaners | SR4 7HU | 2026 |
| A & J Hair Design Ltd | Hair & beauty | NE38 0HZ | 2012 |
| A & M Pools Ltd | Builders | SR4 8NB | 2016 |
| A J Poulton Roofing Ltd | Roofers | DH4 6RQ | 2012 |
| A M Electrical Services (Ne) Ltd | Electricians | DH4 4SJ | 2025 |
| A.B.L. Electrical Contractors Ltd. | Electricians | SR4 0HY | 2012 |
| Aaa Groundworks Ltd | Groundworks & demolition | DH4 6JA | 2018 |
| Aapex Maintenance & Property Management Ltd | Cleaners | SR4 0JP | 2026 |
| Aaron Breeze Pest Control Ltd | Pest control | DH4 5QY | 2012 |
| Abila Ltd | Hair & beauty | SR4 7SR | 2017 |
| Able Roofing and Home Improvements Ltd | Roofers | DH4 6EJ | 2021 |
| Access Property Maintenance Ltd | Plumbing & heating | DH4 7JF | 2022 |
| Acorn Environmental Pest Control Ltd | Pest control | DH4 6JW | 2008 |
| Ah Electrical ( Domestic ) Ltd | Electricians | DH4 4DE | 2025 |
| Akm Electrical & Renewables Ltd | Electricians | NE38 7LP | 2026 |
| Alan Cameron Building Services Ltd | Builders | DH4 6RE | 2016 |
| Alarm and Communication Systems Ltd | Builders | NE38 9BZ | 1986 |
| Alex 1996 Barbering Ltd | Hair & beauty | NE38 7RW | 2026 |
| Alex Robson Heating and Gas Ltd | Plumbing & heating | DH4 6GQ | 2020 |
| All Seasons Roofing Specialists Ltd | Builders | SR4 7DG | 2026 |
| Allancia Ltd | Builders | NE38 9DX | 2006 |
| Alldec (Northern) Ltd | Painters & decorators | SR4 7YA | 2001 |
| Alliance Carpet & Upholstery Cleaning Ltd | Cleaners | DH4 4DT | 2022 |
| Alunag Ltd | Glaziers | NE38 0AD | 2014 |
| Am Groundworks Ne Ltd | Builders | DH4 5DU | 2026 |
| Amber Rose Contracts Ltd | Groundworks & demolition | SR4 7QS | 2024 |
| Amps Electrical Ne Ltd | Electricians | DH4 7PZ | 2018 |
| Ams (Ne) Ltd | Electricians | SR4 0NB | 2014 |
| Ams E&I Contracting Ltd | Electricians | DH4 7BN | 2022 |
| Andrew Bell Specialist Access Ltd | Builders | SR4 8QP | 2025 |
| Andrew Medhurst Electricals Ltd | Electricians | DH4 4XJ | 2017 |
| Andrew W Electrical Ltd | Electricians | DH4 6SS | 2020 |
| Andy Hanratty Electrical Services Ltd | Electricians | DH4 4DE | 2024 |
| Apex Verdict Electrical Installation and Building Services Ltd | Electricians | SR4 9HD | 2025 |
| Apg Garden Services Ltd | Gardeners & landscapers | SR4 6NS | 2025 |
| Apsc Electrical Ltd | Electricians | SR4 8PZ | 2014 |
| Ardent Plumbing & Heating Ltd | Plumbing & heating | NE38 0LQ | 2026 |
| Arete E&I Consultancy Ltd | Electricians | DH4 5HB | 2026 |
| Aria Builders Ltd | Builders | DH4 7LT | 2025 |
| Aria Plastering Ltd | Builders | DH4 7LT | 2025 |
| Armstrong Renewables Ltd | Electricians | NE38 9EW | 2014 |
| Art Wood Pro Ltd | Builders | SR4 8DR | 2023 |
| Artistry Inns Ltd | Builders | DH4 5DU | 2025 |
| Ask Ollie Ltd | Builders | NE38 8RH | 2026 |
| Atlas Reach and Wash Ltd | Cleaners | DH4 5JQ | 2020 |
| B & T Rendering Ltd | Plasterers | DH4 5ND | 2010 |
| B Ridley Construction Ltd | Builders | DH4 6LG | 2025 |
| B.C.L Electrics Ltd | Electricians | SR4 9LZ | 2014 |
| Bag O’ Nails Property Services Ltd | Joiners & carpenters | NE38 8SH | 2023 |
| Baltic Windows Ltd | Builders | NE38 0AD | 2007 |
| Bartram Flooring Services Ltd | Flooring & tiling | SR4 0LT | 2002 |
| Base UK Home Improvements Ltd | Builders | SR4 6BY | 2026 |
| Beau Developments North East Ltd | Plasterers | DH4 5DU | 2026 |
| Beau Hair & Beauty Ltd | Hair & beauty | SR4 8NP | 2018 |
| Beautopia Salon Ltd | Hair & beauty | DH4 4AD | 2022 |
| Bell Control Services Ltd | Builders | DH4 4EH | 2020 |
| Bg Flooring (Ne) Ltd | Flooring & tiling | DH4 5AB | 2022 |
| Bhh Cladding Ltd | Roofers | DH4 4ZH | 2022 |
| Bk Joinery Ltd | Joiners & carpenters | SR4 0AD | 2020 |
| Bodyfix Newcastle Ltd | Garages & mechanics | DH4 6TS | 2026 |
| Boilex Ltd | Electricians | SR4 8RQ | 2024 |
| Bolt Sun Ltd | Hair & beauty | SR4 9AS | 2025 |
| Boss Cuts 1 Ltd | Hair & beauty | SR4 8DR | 2025 |
| Branded Hair & Beauty Ltd | Hair & beauty | SR4 6RL | 2023 |
| Brennan Access Ltd | Builders | DH4 7PA | 2025 |
| Briggs and Helyer Roofing Ltd | Roofers | NE38 7EB | 2026 |
| Burrell Wind Service Ltd | Builders | DH4 6GT | 2025 |
| C Solutions (Ne) Ltd | Builders | SR4 7SX | 2008 |
| C.B Gardening Services Sunderland Ltd | Gardeners & landscapers | SR4 6TJ | 2026 |
| Cadman and Forrest Ltd | Builders | DH4 4PG | 2024 |
| Callum Todd Property Maintenance Ltd | Builders | DH4 4XA | 2026 |
| Capital Facility Management Ltd | Builders | SR4 9SQ | 2012 |
| Car Safety Centre Ltd | Garages & mechanics | DH4 5RJ | 2016 |
| Casey'S Barbers Ltd | Hair & beauty | DH4 4DJ | 2025 |
| Castlemead Homecraft Ltd | Builders | NE38 7BD | 2004 |
| Chester Barber Ne Ltd | Hair & beauty | SR4 7HE | 2025 |
| Chimney Craft Ltd | Builders | DH4 4JU | 2026 |
| Chiswick Electrical Solutions Ltd | Electricians | DH4 6PA | 2022 |
| Ciaran Mcdonald Barbering Ltd | Hair & beauty | NE38 8HE | 2026 |
| Cladcliffe Ltd | Builders | DH4 4PB | 2020 |
| Clairebeautyshop Ltd | Hair & beauty | SR4 7BB | 2025 |
| Clearkind Solutions Ltd | Removals | SR4 8JY | 2025 |
| Clearview Windows (North East) Ltd | Glaziers | DH4 7BG | 1991 |
| Cliff Maintenance Ltd | Builders | SR4 7EZ | 2023 |
| Cobalt Facility Management Ltd | Builders | DH4 5DU | 2024 |
| Community Assistance Ne Ltd | Garages & mechanics | DH4 5DU | 2020 |
| Contour Room Ltd | Hair & beauty | NE38 7AT | 2025 |
| Cosy Home Solutions Ltd | Builders | SR4 6LQ | 2018 |
| Cosy Home Solutions UK Ltd | Builders | SR4 6LQ | 2018 |
| Courtney'S Hair & Beauty Ne Ltd | Hair & beauty | DH4 5DU | 2025 |
| Cpb Electrical Services Ltd | Electricians | DH4 6GE | 2024 |
| Crawford Cladding Solutions Ltd | Builders | DH4 7NS | 2023 |
| Crowther Garage Services Ltd | Garages & mechanics | NE38 0AH | 2019 |
| Cv Joinery Ltd | Joiners & carpenters | SR4 6QE | 2021 |
| Cvs (Ne) Ltd | Plumbing & heating | NE38 7RG | 2026 |
| D & L Roofing (N.E.) Ltd | Roofers | DH4 4HR | 2007 |
| D G Joinery North East Ltd | Joiners & carpenters | NE38 0EL | 2020 |
| D J Hemmings Industrial Roofing & Cladding Ltd | Roofers | DH4 4UL | 2022 |
| D.G. Todd Ltd | Roofers | DH4 5DG | 2004 |
| Daccs Training Academy Ltd | Hair & beauty | NE38 7NH | 2010 |
| Daniel L Barber Ltd | Hair & beauty | SR4 9AS | 2026 |
| Dannat Drywall Ltd | Builders | DH4 6TX | 2002 |
| Dart Plumbing Heating Electrical Ltd | Electricians | NE38 0QD | 2002 |
| Dave Young Building Services Ltd | Builders | SR4 0LH | 2019 |
| David James Turner Construction Ltd | Builders | SR4 8QQ | 2002 |
| Day & Night Property Services Ltd | Builders | DH4 6AD | 2011 |
| Db Tree & Garden Services Ltd | Gardeners & landscapers | DH4 5DU | 2026 |
| Dcl Electromotive Ltd | Garages & mechanics | NE38 7TA | 2022 |
| Deep Clean Masters Ltd | Cleaners | DH4 6AN | 2023 |
| Designer Cucina Ltd | Cleaners | DH4 6GN | 2019 |
| Dg Gas & Plumbing Ltd | Plumbing & heating | NE38 7JX | 2024 |
| Dh Electrotechnical Ltd | Electricians | NE38 0AX | 2025 |
| Digital Signs Ne Ltd | Electricians | SR4 8JG | 2025 |
| Dil Cutz Ltd | Hair & beauty | SR4 7JA | 2025 |
| Discount Motor Repairs Ltd | Garages & mechanics | SR4 7AH | 2025 |
| Dixon Elite Developments Ltd | Builders | SR4 9NG | 2025 |
| Dj Roofing & Cladding (Ne) Ltd | Builders | SR4 8BA | 2025 |
| Dream Build Homes Ne Ltd | Builders | DH4 5DU | 2026 |
| Ds&A Services Ltd | Electricians | DH4 5NA | 2024 |
| Dt Joinery Ne Ltd | Joiners & carpenters | SR4 9BP | 2022 |
| Dt Jointing Ltd | Electricians | SR4 6XA | 2023 |
| Dtb Gas Ltd | Plumbing & heating | SR4 9NS | 2026 |
| Dtr Ltd | Builders | DH4 6JZ | 2025 |
| Earth and Rose Ltd | Hair & beauty | DH4 4RS | 2024 |
| Ecospark Cleaners Ltd | Cleaners | SR4 9AG | 2024 |
| Ecr Engineering Ltd | Builders | SR4 9QR | 2026 |
| Eden Piling Services Ltd | Builders | NE38 0ED | 2020 |
| Edsp Solutions Ltd | Electricians | DH4 5NL | 2022 |
| Efs Fire Solutions Ltd | Builders | NE38 8RX | 2024 |
| Eh Pipe Fitting Ltd | Plumbing & heating | DH4 5DU | 2016 |
| Ehln Services Ltd | Painters & decorators | SR4 0PH | 2018 |
| Emie-Fm Ltd | Builders | NE38 8LJ | 2026 |
| Enhance Beauty Clinic Ne Ltd | Hair & beauty | SR4 7PR | 2026 |
| Enlighting Ltd | Electricians | NE38 0AD | 2010 |
| Enviro Seal Ltd | Builders | SR4 9AP | 2020 |
| Envirovolt Solutions Ltd | Electricians | DH4 7LB | 2026 |
| Euro Duct Clean Ltd | Cleaners | DH4 6AG | 2016 |
| Ezerr Services Ltd | Cleaners | SR4 7ED | 2026 |
| F H T Developments Ltd | Builders | DH4 6JW | 2018 |
| F&F Flooring Solutions Ltd | Flooring & tiling | SR4 6PU | 2022 |
| Falconiform Structures Ltd | Builders | DH4 6JQ | 2017 |
| Farefence Nw Ltd | Builders | NE38 0AE | 2011 |
| Fastfix Building Maintenance Ltd | Builders | SR4 8QU | 2011 |
| Fedol Ziquorah Services Ltd | Cleaners | SR4 0HN | 2025 |
| Fencehouses Truss Company Ltd | Joiners & carpenters | DH4 6JW | 2006 |
| Fenwick Specialist Cleaning Services Ltd | Cleaners | NE38 0EL | 2011 |
| Fifishine Ltd | Cleaners | SR4 7HT | 2026 |
| Five Estuaries Offshore Wind Farm Ltd | Groundworks & demolition | DH4 5RA | 2019 |
| Flowtec Ne Ltd | Plumbing & heating | SR4 8RR | 2024 |