- 2 D B - Potters Bar
- A P Xpress - Potters Bar
- A1 Restorations Ltd - Potters Bar
- Albion 4C Group - Potters Bar
- Albion Water Management - Potters Bar
- Alistage - Potters Bar
- Alternative Hair Ltd - Potters Bar
- Barnes Joinery Ltd - Potters Bar
- Bell Container Trading Ltd - Potters Bar
- Churchill Knight & Associates Ltd - Potters Bar
- D Brash & Sons Ltd - Potters Bar
- Delta T - Potters Bar
- Drummond Security Ltd - Potters Bar
- Everyvalve Ltd - Potters Bar
- Hertfordshire Fireplace Gallery - Potters Bar
- Innovation Schoolwear - Potters Bar
- J S M - Potters Bar
- Knight Strip Metals - Potters Bar
- Konnect Services Ltd - Potters Bar
- Latitude Mapping Ltd - Potters Bar
- London Tree Specialist - Potters Bar
- Mini Spares Centre Ltd - Potters Bar
- Multimessage Systems Limited - Potters Bar
- Qualitas Technology Limited - Potters Bar
- Realtime Civil Engineering Ltd - Potters Bar
- Rexel - Potters Bar
- Sampson and Partners Fencing - Potters Bar
- Sterling Springs Ltd - Potters Bar
- Tams Packaging Ltd - Potters Bar
- Telecom Spares - Potters Bar
- The Power Service - Potters Bar
- Therapy Equipment Ltd - Potters Bar
- Trux Storage & Removals - Potters Bar
- Voice and Data UK Ltd - Potters Bar
- Waste Water Solutions (London) Ltd - Potters Bar