Security Systems & Services in Severn, MD

Comprehensive list of Severn, Maryland based companies offering installation, maintenance and repair of home and business security systems, CCTV & burglar alarms, guard and video surveillance services.

Business Listings

Our well trained and courteous team is ready to supply the services to each of your fire alarm, mass notification and gas detection system requirements, including sales, service, monitoring and testing. Alarm Tech Solutions ATS was established in 1996 by two NICET certified fire alarm system technicians. Our founding philosophy was Total Customer Satisfaction and remains our promise today.


Trojan Alarm Solutions. TASI is an independent Engineered Systems Distributor ESD of quality fire alarm and security products from Digital Monitoring Products DMP, Faraday, and Sielox Systems. TASI staff have extensive knowledge in designing, maintaining, and testing fire alarm and security systems.


Maryland Locksmith Today Since our beginning in 1985, Maryland Locksmith MLI, has steadily grown to better accomplish our aim. Our management staff Bill shop and Robbie road have both been with us since the early days. Our 16 Associates bring more than 200 combined years of security, mechanical, electronics & computer experience to the firm.



The MONITOR approach places you at the center of the security system solution. Our extensive experience is your greatest assurance that MONITOR will be capable to satisfy your most critical security demands. Personal attention to every stage of your project to supply the information you need when you need it. Custom fabricated security devices to complement varied architectural design elements.


Security Engineering was established in 1986 by Joe Pellak, a security professional with over forty years technical knowledge in IDS, CCTV, and card access systems. Security Engineering is a licensed, woman-owned construction contractor in Maryland as well as a licensed security contractor with the Virginia Department of Criminal Justice Services.


Alarm One., supplies security and high-voltage electrical services to homeowners and industrial, commercial and government organizations. Our philosophy of personalized service is our key to success. Our success results from delivering state-of-the-art equipment and personalized service by our well trained and certified team to our clients.


You can call us anything you want. There's a wealth of jargon in the technology world. What matters is making things work on schedule, on budget and with no down time. For over ten years, that is what Questron is all about. From security, card access & phone systems to home offices, surround sound & home theaters and all of the wiring in between.


SPLAINE SECURITY SYSTEMS. has evolved as a complete service firm committed to professional workmanship in Physical and Electronic Security plus Fire detection systems for both domestic and commercial clients. Only the best quality equipment and workmanship can be found in every installation.