Security & alarm systems businesses for sale
17 security & alarm systems businesses currently listed for sale on NextCompany.
By state
Profitable Commercial Security & Access Control Business
Memphis, TN
Added Oct 15, 2026 · today
High-Growth Low-Voltage Electrical Integration Company
AZ area
Added Aug 30, 2026 · 6 weeks ago
Security Solutions Company - Upper Eastern Seaboard (New Hampshire)
NH area
Added Sep 14, 2026 · 4 weeks ago
Intercom Access Control CCTV & Mailbox Company for Sale
New York, NY
Added Sep 10, 2026 · 5 weeks ago
Technology Integration & Low-Voltage Infrastructure Company
NY area
Added Sep 13, 2026 · 4 weeks ago
Low-Voltage IT Infrastructure Contractor for Sale Las Vegas
Las Vegas, NV
Added Aug 30, 2026 · 6 weeks ago
Established Low-Voltage Systems Integrator and Regional Wireless Internet Provider
OH area
Added Sep 1, 2026 · 6 weeks ago
OVER $1 Million in Q3 SDE! 3Q EBITDA of $733k! Smoking fencing contractor in one of the fastest-growing cities in the Southeast US!
Location undisclosed
Added Sep 16, 2026 · 4 weeks ago
Commercial Security Systems Company
VA area
Added Aug 28, 2026 · 6 weeks ago
Home Theater & Security in Suffolk County, NY
NY area
Added Sep 30, 2026 · 2 weeks ago
Autonomous Security Systems Manufacturer with Installation Subsidiary
Location undisclosed
Added Sep 30, 2026 · 2 weeks ago
Low-Voltage IT Infrastructure Installer and Supporting Services Provider
Location undisclosed
Added Sep 30, 2026 · 2 weeks ago
Specialized Fire and Building Automation Systems Electrical Contractor
Location undisclosed
Added Sep 30, 2026 · 2 weeks ago
Full-Service Fire Protection Company
Location undisclosed
Added Sep 30, 2026 · 2 weeks ago
Security and Fire Alarm System Installer and Monitoring Service
IL area
Added Sep 30, 2026 · 2 weeks ago
$8.7 Million Manufacturer and Installer of Emergency Call Products and Services
Location undisclosed
Added Aug 28, 2026 · 6 weeks ago
ID Card Printing and Access Control Solutions Company
Location undisclosed
Added Sep 16, 2026 · 4 weeks ago