1. Security Tsg

(410) 679-8741

823 Chatfield Rd Joppa, MD 21085

2. Norment Security Group

(410) 612-0670

1308 Business Center Way Edgewood, MD 21040

3. Town Security Inc

(410) 515-3408

2109 Emmorton Park Rd Edgewood, MD 21040

4. High Security Locks

(410) 994-8755

1508 Edgewood Road Edgewood, MD 21040

5. Town Security Inc

(410) 671-6380

2109 Ste Emmorton Park Rd Edgewood, MD 21040

6. Marex Security

(410) 238-4080

8900 Citation Rd Essex, MD 21221

7. ADT Security Services

(410) 226-7911

219 Riverton Rd Middle River, MD 21220

8. ADT Security Services

(202) 894-6748

6006 Combat Drive Aberdeen Proving Ground, MD 21005

9. Tenable Security

(410) 882-2028

4208 Fitch Ave Nottingham, MD 21236

10. Custom Security Services

(410) 803-2525

1303 Enterprise Ct Bel Air, MD 21014

11. Nationwide Security Service Inc

(443) 384-2998

6901 Belair Rd Baltimore, MD 21206

12. Total Security Systems LLC

(410) 321-0070

8830 Orchard Tree Ln Towson, MD 21286

13. Arrington Security Investigations

(443) 519-2779

2309 Harford Hills Rd Parkville, MD 21234

14. Security Door Control

(410) 248-9228

4316 E Joppa Rd Nottingham, MD 21236

15. Arrington Security Investigations Inc

(410) 303-1720

Parkville, MD 21234

Make Security Great Again

16. Coleman Security Services LLC

(443) 759-7508

5500 Harford Rd Baltimore, MD 21214

17. 1st Class Security Services

(443) 762-5199

Middle River, MD 21220

18. 3si Security Systems Inc

(410) 893-0532

217 Jackson Blvd Bel Air, MD 21014

19. Network Video Security Solutions

(443) 371-7860

134 Archer St Bel Air, MD 21014

20. Allied Security LLC

(410) 931-5061

7939 Ste Honeygo Blvd Nottingham, MD 21236

21. Alpha Team Security Professionals

(443) 616-6844

8604 Cottington Rd Nottingham, MD 21236

22. Signal 88 Security of Baltimore

yu450A01B

Perry Hall, MD 21128

23. Frontline Security Consultants LLC

(410) 485-1263

5922 Marluth Ave Baltimore, MD 21206

24. Whitemarsh Full Security Services

(443) 425-3150

8140 Corporate Dr Nottingham, MD 21236

25. Strat Security

(443) 725-4879

1826 E Joppa Rd Parkville, MD 21234

26. Security X

(443) 559-9721

423 Eastern Blvd Essex, MD 21221

27. Security Pros

(410) 444-8578

6306 Belair Rd Baltimore, MD 21206

28. Simpkins Security

(410) 882-6778

205 Linhigh Ave Nottingham, MD 21236

29. Point 2 Point Global Security Inc

(410) 638-2310

112 S Ste Main St Bel Air, MD 21014

30. Off Duty Police Security Services Inc

(410) 866-6150

6314 Kenwood Ave Rosedale, MD 21237

31. Point 2 Point Global Security Inc

(410) 638-8788

112 S Ste Main St Bel Air, MD 21014

32. Castle Security Group

(443) 231-5911

9719 Pulaski Hwy Middle River, MD 21220

33. Security Recovery Inc

(410) 574-4840

1101 Hengemihle Ave Essex, MD 21221

34. Champion National Security

(410) 663-8244

8304 Ste Harford Rd Parkville, MD 21234

35. US Security LLC

(443) 588-8938

8546 Willow Oak Rd Parkville, MD 21234

36. Security Pros Inc

(443) 372-5032

1200 Harford Town Dr Abingdon, MD 21009

37. Taylor Security Solutions

(443) 275-6249

1610 E Joppa Rd Towson, MD 21286

38. First Response Security

(410) 838-1118

1220 E Churchville Rd Bel Air, MD 21014

39. Castle Security Group

(410) 788-7800

9719 Pulaski Highway Baltimore, MD 21220

40. Allied Security Inc

(410) 825-5240

1055 Taylor Ave Towson, MD 21286

41. Custom Access & Security

(410) 879-7504

1303 Enterprise Ct Bel Air, MD 21014

42. Easter's Lock & Security Solutions

(410) 825-3535

1713 E Joppa Rd Baltimore, MD 21234

43. Sasinc Security Administration Services

(410) 780-0010

421 Eastern Blvd Essex, MD 21221

44. Security Dental Lab

(410) 254-6909

3013 Evergreen Ave Baltimore, MD 21214

45. Evergreen Security & Investigations

(410) 893-2228

900 S Main St Bel Air, MD 21014

46. Security Workers Benefit Fund

(410) 444-3752

6650 Ste Belair Rd Baltimore, MD 21206

47. Security Pro's Inc.

(240) 299-7100

1200 Harford Town Dr Abingdon, MD 21009

48. Vip Security Unlimited Llc

(410) 327-0550

1332 Canberra Dr Essex, MD 21221

49. One Lock Security

(410) 204-5143

1201 Agora Dr Bel Air, MD 21014

50. USA Security Inc

(443) 299-6077

2309 Ste Bel Air Rd Fallston, MD 21047