Top Security and Fire Alarm Businesses for Sale in the US

Explore top security and fire alarm businesses for sale across the United States on DealStream. Our curated listings feature turnkey security alarm and fire-safety companies with proven recurring revenue, loyal customer bases, and flexible owner-financing options. Whether you’re an experienced entrepreneur or a first-time buyer, find the perfect investment in the booming US security and life-safety market—browse now and connect instantly with motivated sellers.

All Matching Deals

Intercom Access Control CCTV & Mailbox Company
New York, NY

The Company is New York City's largest provider of intercom and mailbox solutions, modernized under second-generation leadership to offer smart solutions for building entry/access, deliveries, and overall security. It operates through two main service lines: Intercom, Access Control & CCTV (approximately...

On Request
Cash Flow: $1,012,032
Details
Lancaster, PA

This family-owned, highly profitable Arizona-based integrator is dedicated to exceptional customer service and high-quality workmanship, specializing in innovative life safety solutions such as communications, mass notification, access control, video surveillance, panic duress, and critical device temperature...

On Request
Details
Maryland

Headquartered in Maryland, this family-owned organization has been a trusted presence in the security industry since 1968. Recognized as one of the leading independent providers of security systems in the region, it proudly services systems for hundreds of satisfied customers. The company delivers comprehensive...

On Request
Details
United States

The Company is a specialty fire protection solution company serving clients throughout the Rocky Mountains U.S. The Company's services include installation, maintenance, repair, and inspection of fire sprinkler systems, alarms, extinguishers, and backflow devices. Located in the Mountain West, USA....

On Request
Cash Flow: $874,000
Details
Los Angeles, CA

Established in 1987, this company is a premier provider of security and access control solutions in Southern California. Renowned for its innovative life safety designs, efficient service, and customized solutions, it has built a reputation for excellence. The company’s mission is to empower clients...

On Request
Details
Established Armed Security Guard & Patrol Business
California

Established in 2015, Seller is a security guard & patrol company with excellent reputation, has earned trust of the City/County & Transit Agencies, and been awarded with years of contracts to patrol city, open preservation land and parks/beaches. The clientele also include church, school, golf club...

$650,000
Cash Flow: $186,353
Details
MD Security Services Co. w/Contracted Sales
Maryland

Founded in 2007, this home-based company is well-known for delivering top-tier security services across sectors such as government, healthcare, and finance. With strong, long-term client relationships and a high retention rate, about 95% of its revenue comes from contracts, ensuring a stable income....

$1,100,000
Cash Flow: $180,000
Details
Home Theater & Security in Suffolk County, NY
Suffolk County, NY

LISTING ID # 33358 Home theater, home automation, and commercial applications is this companies areas of specialization. This company is a full service audio, video home theater and security company. They were established for several years and numbers were much higher before a death in the family...

$1,370,000
Cash Flow: $270,000
Details
New Jersey

A family-owned business, operated by a father-and-son team, serves central and northern New Jersey. Fully licensed, bonded, and insured, it specializes in the installation, repair, integration, and maintenance of fire alarm, access control, and surveillance systems for commercial, medical, and industrial...

On Request
Details
Retail Security Tech Stack – Patented
Tampa, FL

Broker presents an exceptional investment opportunity for companies already serving the retail industry. Offering a patent-protected product set designed to combat the growing issue of shoplifting, this company delivers a solution that enhances security while maintaining a welcoming retail environment...

$10,000,000
Details
United States

This nationwide company is a trusted security system integration partner, providing comprehensive project management and large-scale security solutions across the U.S. and Canada. Specializing in video systems, access control, asset tracking, and networking, it utilizes in-house AI-enabled software...

On Request
Details
Security, Fire, Equip., Installation, Monitoring
Colorado

This established lock, key, security, and fire protection business offers a unique opportunity for seamless remote ownership. With systems in place for remote management, this business runs efficiently with minimal owner involvement, allowing for flexibility and scalability. Perfect as a "bolt-on"...

$930,000
Cash Flow: $245,000
Details
Security Provider with Exceptional Market Reputation
North Dakota

This offering represents a long-established private security services company with a strong regional presence and a reputation for reliability, professionalism, and high-quality service. The business provides armed and unarmed guard services, patrols, event security, loss prevention, and escort services...

$650,000
Cash Flow: $221,000
Details
Reality-Based Tactical Training for Military, Police & Security Personnel
Orlando, FL

Can Be Operated Remotely... This highly specialized SDVOSB (Service-Disabled Veteran-Owned Small Business) certified business provides advanced tactical training services to elite U.S. military and federal clients, including SOCOM, JSOC, AFSOC, and Tier 1 units. The company’s core program, a 9-month...

$1,750,000
Cash Flow: $435,162
Details
Profitable Access Control Business for Sale w/ Strong Market Presence
South Carolina

Excellent opportunity to acquire a leader in the access control space. Sales have rapidly grown over the past three years providing a strong platform for continued success. Offering direct sales, installation and service to customers allows a high level of ongoing customer satisfaction as well as the...

$2,100,000
Cash Flow: $622,776
Details
Contracted Fire Protection Design Service
Florida

Situated along Southeast Florida, this highly rated company offers full-service fire protection systems, specializing in suppression designs both installed and fabricated with recurring quality inspections and maintenance visits. By providing long-term contracts to governmental agencies and municipalities,...

$2,950,000
Cash Flow: $318,185
Details
Florida

Acquire a top 5 % U.S. security provider with a thriving Florida footprint, pulling in more than $5 million annually and fueled by a $40 million+ reservoir of warm, conversion-ready leads. This turnkey operation runs on a custom SaaS backbone and data-driven digital funnel, delivering $730 cost-per-opportunity,...

$1,750,000
Cash Flow: $637,146
Details
Kansas

Exciting Business Opportunity: Profitable Pest Control & Fire Extinguisher Business for Sale in Kansas! The potential for growth in this pest control and fire extinguisher sales and service business is immense, with promising profit margins and a solid reputation. An ambitious entrepreneur has the...

$86,000
Cash Flow: $24,630
Details

Tips for Buying Security and Fire Alarm Businesses In US

Assess Recurring Revenue Streams

One of the most critical factors in evaluating a security and fire alarm business is the stability and diversity of its recurring revenue streams. Take a close look at the company’s monitoring contracts, service agreements, and subscription fees. Reliable, long-term contracts provide a stable financial foundation, reduce risk, and enhance the business’s appeal both for your initial investment and for potential future buyers. Verify the contract terms, customer retention rates, and how easily contracts can be transferred or renewed after acquisition.

Evaluate Compliance and Licensing

The security and fire alarm industry is heavily regulated at the federal, state, and local levels. Before purchasing, make sure the business holds all necessary licenses and certifications for its service areas. Research state-specific laws and ensure equipment meets UL (Underwriters Laboratories) or other applicable standards. Review past compliance history, outstanding violations, and the processes in place for staying current with evolving safety regulations—compliance lapses can lead to costly fines, legal complications, or lost customers.

Analyze Supplier and Technology Relationships

Security and fire alarm companies depend on solid relationships with equipment manufacturers and technology providers. Investigate existing supplier agreements to ensure competitive pricing and access to modern, reliable systems. Examine how frequently the business updates its product offerings and whether it provides integrated smart technology solutions, as customers increasingly demand advanced functionality. Strong vendor relationships and up-to-date technology offerings will help you stay competitive and position the business for future growth.