- A & M Electricals Ltd - NE37 3HR
- Advanced Radiators Ltd - NE37 3ES
- AMH Workspace Ltd - NE37 2SG
- Armah - NE37 2SH
- Clifford Chapman - NE37 1PB
- D M G - NE37 2SG
- Davies Tindale & Associates - NE37 1EZ
- Door Centre North East - NE37 1LH
- Emzy Lee Interiors - NE37 3DY
- Euroserv Ltd - NE37 1PP
- G Nicholson Engineers Ltd - NE37 2TD
- Lescost Transport Ltd - NE37 2SH
- Mi-King Ltd - Washington - NE37 3JD
- Northern Healthcare - NE37 2SB
- PDQ Engineering Ltd - NE37 2SA
- Pegasus Material Handling Ltd - NE37 2SB
- Renown Oil & Gas Ltd - NE37 2SF
- Ro-bal Steel Fabrications - NE37 2SF
- S & S Precision Engineering - NE37 3HN
- S T C Fasteners Ltd - NE37 1PP
- Shop4pop - NE37 3HX
- SigNET AC Ltd - NE37 2SH
- Springwell Precision - ne37 1pr
- Statebourne Cryogenics - NE37 1EZ
- Sustainable Energy Engineering - NE37 3ES
- Tanfield Metal Spinners - NE37 1HB
- Washington Components Ltd - NE37 2SF
- Wearside Rewind & Services Ltd - NE37 2SG