| Angel Security Ltd | 01582 897640 | | 106 Richmond Hill, Luton, LU2 7JQ |  Map & Directions |
| Securitas Ltd | 01582 400889 | | Dallow Road, Guardian Industrial Estate, Luton, LU1 1NA | | Map & Directions |
| Caualdicot Ltd | 01582 482100 | | 19 Wellington Street, Luton, LU1 2QH | | Map & Directions |
| A1 Security | 01582 618000 | | Petra House, 9 Cardiff Road, Luton, LU1 1PP | | Map & Directions |
| Eurocityforce Security Services | 01582 722797 | | 27 John Street, Luton, LU1 2JE | | Map & Directions |
| B A Security Systems Ltd | 01582 482100 | | 19 Wellington Street, Luton, LU1 2QH | | Map & Directions |
| Guardforce Security Services Ltd | 0870 027 2130 | | 55 Princess Street, Luton, LU1 5AT | | Map & Directions |
| Reliance Security Services Ltd | 01582 452278 | | Surety House, Kingsway, Kingsway Industrial Estate, Luton, LU1 1LP | | Map & Directions |
| K J B Security | 01525 376545 | | 231 Meadow Way, Leighton Buzzard, LU7 3XS | | Map & Directions |
| 1st Call Makesafe | 01582 445188 | | 1 Turners Road South, Luton, LU2 0PH | | Map & Directions |
| Secure Access Technology Ltd | 01525 217900 | | Unit C Castle House, Old Road, Leighton Buzzard, LU7 2RG | | Map & Directions |
| Eye Spy Systems | 0870 241 1728 | | Abbeygate Business Centre, Hitchin Road, Luton, LU2 0ER | | Map & Directions |
| Premia Security Ltd | 01582 591999 | | Unit 8, Whitefield Avenue, Heron Trading Estate, Luton, LU3 3BB | | Map & Directions |
| Dls Alarms | 01582 472227 | | Norton House, 52 High Street South, Dunstable, LU6 3HD | | Map & Directions |
| Metropolitan Security Services Group Ltd | 0870 242 4557 | | 384 Poynters Road, Luton, LU4 0TW | | Map & Directions |
| Puma Security Ltd | 01525 374016 | | First Floor, 10-12 Church Square, Leighton Buzzard, LU7 1AE | | Map & Directions |
| M J Security Systems Ltd | 01582 665022 | | 46 Edward Street, Dunstable, LU6 1HF | | Map & Directions |
| A A A Security | 01525 378222 | | 29 Clarkes Way, Houghton Regis, Dunstable, LU5 5EN | | Map & Directions |
| C S G Plc | 01582 585900 | | Unit 26 Sundon Business Park, Dencora Way, Luton, LU3 3HP | | Map & Directions |
| Horizon Security Services | 01582 480011 | | 12 Dudley Street, Luton, LU2 0NT | | Map & Directions |
| Alpha Dot Security Ltd | 01582 842288 | | 2 Watling Street, Packhorse Place, Kensworth, Dunstable, LU6 3QH | | Map & Directions |
| Cristec Security Designs Ltd | 01582 564699 | | 1a Archway Road, Luton, LU3 2QZ | | Map & Directions |
| Tagging Systems Ltd | 01582 847091 | | 12 Bellerby Rise, Luton, LU4 9DU | | Map & Directions |
| A A A Security | 01525 378222 | | Office 1 Collec Depot, Billington Road, Leighton Buzzard, LU7 9HH | | Map & Directions |
| Herring Security Consultants | 01582 472736 | | 21 Buckwood Avenue, Dunstable, LU5 4PE | | Map & Directions |
| Silver Security | 0845 170 0845 | | Britannia House, Leagrave Road, Luton, LU3 1RJ | | Map & Directions |
| Lionheart Security Ltd | 01582 485222 | | 53 Cromwell Road , Luton, LU3 1DP | | Map & Directions |
| Soundandsafe.Com | 0870 766 4284 | | Midway Depot, Leighton Road, Stanbridge, Leighton Buzzard, LU7 9HR | | Map & Directions |
| Reel Secure Systems | 01582 450505 | | 39b Shaftesbury Road, Luton, LU4 8AL | | Map & Directions |
| Unique Security | 01582 723773 | | Britannia House, Leagrave Road, Luton, LU3 1RJ | | Map & Directions |
| Hawk Security Systems Ltd | 01582 576579 | | 86 Butely Road, Luton, LU4 9EX | | Map & Directions |
| Gardiner Security Ltd | 01582 561177 | | Unit 21, Ribocon Way, Progress Park, Luton, LU4 9UR | | Map & Directions |
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