| P R G Powerhouse | 01708 743555 | | 213 Pettits Lane North, Romford, RM1 4NU |  Map & Directions |
| Melissa Electrical Distributors | 01708 227764 | | Unit 6, Warley Street, Upminster Trading Park, Upminster, RM14 3PJ | | Map & Directions |
| Stellison | 01708 452222 | | 317 Hornchurch Road, Hornchurch, RM12 4TQ | | Map & Directions |
| Securicare Alarms Ltd | 01375 405211 | | 17 Longhouse Road, Grays, RM16 4RT | | Map & Directions |
| Discount Domestic Appliances | 020 8595 4721 | | 463 Porters Avenue, Dagenham, RM9 4ND | | Map & Directions |
| J & M Supplies | 01708 869254 | | Unit 15, Thurrock Enterprise Centre, Maidstone Road, Grays, RM17 6NF | | Map & Directions |
| R T V Satellite | 020 8592 5152 | | 3-4 Ripple Road, Chequers Parade, Dagenham, RM9 6RT | | Map & Directions |
| Barrier Combined Services UK Ltd | 01708 520220 | | Harbour House, Coldharbour Lane, Rainham, RM13 9YA | | Map & Directions |
| Comet Group Plc | 0870 542 5425 | | Eldenwall Industrial Estate, Whalebone Lane South, Dagenham, RM8 1AZ | | Map & Directions |
| Mondo | 01708 867976 | | Unit B3b, Lakeside Retail Park, Grays, RM20 1WN | | Map & Directions |
| J & M Supplies | 01708 869254 | | Unit 3, Juliet Way, Aveley, South Ockendon, RM15 4YD | | Map & Directions |
| Day2day Security Services Ltd | 01708 554220 | | 19 Manser Road, Rainham, RM13 8NP | | Map & Directions |
|
|
