| Colt Security Systems Ltd | 01708 640631 | | 17 Capricorn Centre, Cranes Farm Road , Basildon, SS14 3JJ |  Map & Directions |
| Hewes Security | 01268 520320 | | 25 Winstanley Way, Basildon, SS14 3BP | | Map & Directions |
| Quadrant Security Services Ltd | 01268 282226 | | 3 Heron Court, Cranes Farm Road, Basildon, SS14 3DF | | Map & Directions |
| Home & Business Security Services | 0870 241 0446 | | 4 Pathways, Basildon, SS14 1PS | | Map & Directions |
| Action Guild | 01702 435124 | | 92 South Crescent, Southend On Sea, SS2 6TA | | Map & Directions |
| Shipman Security Systems Ltd | 01702 553355 | | 290 Kiln Road, Benfleet, SS7 1QT | | Map & Directions |
| Peak Security Systems | 01268 777232 | | Alder House, High Road, Rayleigh, SS6 7SA | | Map & Directions |
| Asset Security Management Ltd | 01268 541919 | | 5-7 Durham Road, Laindon, Basildon, SS15 6PH | | Map & Directions |
| Louis James Security Ltd | 01702 200899 | | Security House, 30 Main Road, Hockley, SS5 4QS | | Map & Directions |
| Devaliant Security Services | 01268 792899 | | 12 Brunel Road, Manor Trading Estate, Benfleet, SS7 4PS | | Map & Directions |
| Securitas Ltd | 01268 776164 | | 60 Stadium Way, Stadium Trading Estate, Benfleet, SS7 3NZ | | Map & Directions |
| C V S S Ltd | 01268 590787 | | Unit 12, Brittania Court, Basildon, SS13 1EU | | Map & Directions |
| Rapier Security | 01277 222297 | | 55 High Street, Hadleigh, Benfleet, SS7 2PA | | Map & Directions |
| Advanced Integrated Security | 01702 476700 | | 700 London Road, Westcliff On Sea, SS0 9HQ | | Map & Directions |
| Chubb Emergency Response | 01268 522066 | | 5 Repton Court , Repton Close , Basildon, SS13 1LN | | Map & Directions |
| Lhl Security Products Ltd | 01702 291177 | | 42 Towerfield Road, Shoeburyness, Southend On Sea, SS3 9QT | | Map & Directions |
| Raytel Security Systems Ltd | 01268 749310 | | 19 Brook Road, Rayleigh, SS6 7XH | | Map & Directions |
| Professional Entertainment Ltd | 01268 772266 | | High Road, Rayleigh, SS6 7SA | | Map & Directions |
| Vigilant Eagle Ltd | 01702 471100 | | 700 London Road, Westcliff On Sea, SS0 9HQ | | Map & Directions |
| D & R Betting Office Security | 01702 545938 | | 17 Marshalls, Rochford, SS4 1SP | | Map & Directions |
| Am Alarms | 01268 761925 | | 15 Fanton Wk, Shotgate, Wickford, SS11 8QT | | Map & Directions |
| B E C Security Systems | 01268 565283 | | 32 Swallow Drive, Benfleet, SS7 5EN | | Map & Directions |
| Dectel Security Ltd | 01268 727586 | | Swinbourne Road, Burnt Mills Industrial Estate, Basildon, SS13 1EF | | Map & Directions |
| Shipman Security Sytems Ltd | 01268 757677 | | 304 High Road, Benfleet, SS7 5HB | | Map & Directions |
| Sound Alarms | 01268 767000 | | 19 St. Peters Terrace, Wickford, SS12 0AP | | Map & Directions |
| Chubb Security Personnel | 01268 522066 | | 5 Repton Court, Repton Close, Basildon, SS13 1LN | | Map & Directions |
| Soundtrack Ltd | 01702 619583 | | 23 Farriers Way, Temple Farm Industrial Estate , Southend On Sea, SS2 5RY | | Map & Directions |
| P C B Security Systems | 01268 741006 | | 60 Kingswood Crescent, Rayleigh, SS6 7BH | | Map & Directions |
| Chargecrest | 01268 691228 | | 82-84 High Street, Hadleigh, Benfleet, SS7 2PB | | Map & Directions |
| Planit Security Contracts | 01268 548248 | | Unit 23, Saffron Court, Southfields Business Park, Basildon, SS15 6SS | | Map & Directions |
| Guards Security Plc | 01702 480084 | | 714 London Road , Leigh On Sea, SS9 3NL | | Map & Directions |
| 24 7 Cctv Security Ltd | 0870 224 2247 | | 33 Kingswood Road , Basildon, SS16 5UP | | Map & Directions |
| Goldcrest Survalence | 01268 281011 | | 1 Repton Close, Repton Court, Basildon, SS13 1LN | | Map & Directions |
| G E S Maintenance Services Ltd | 01268 560042 | | 4 Station Court, Station App, Wickford, SS11 7AT | | Map & Directions |
| Altek Security Ltd | 01268 777423 | | 22 Brook Road, Brook Road Industrial Estate, Brook Road Industrial Estate, Rayleigh, SS6 7XL | | Map & Directions |
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