Bezal.
Find a ProviderSign In

Best Security System in Tennessee (2026)

73 businesses found · Ranked by quality, not ads

Find top-rated security system businesses in Tennessee. Every business is ranked by Quality Score — our quality metric based on responsiveness, data completeness, and verified reviews. Not who pays the most.

NCA Alarms

Nashville, TN

Security System

★ 4.8(529 reviews)

Claim this business
Preventia Security

Nashville, TN

Security System

★ 4.9(74 reviews)

Claim this business
Titan Protective Systems

Nashville, TN

Security System

★ 4.9(296 reviews)

Claim this business
FlexAlarms | Security Alarm Systems | Nashville, TN

Nashville, TN

Security System

★ 4.6(30 reviews)

Claim this business
Vector Security - Nashville, TN

Nashville, TN

Security System

★ 4.8(921 reviews)

Claim this business
Unlimited Security Inc

Nashville, TN

Security System

★ 4.7(35 reviews)

Claim this business
Guardian Systems

Smyrna, TN

Security System

★ 4.8(343 reviews)

Claim this business
Matson Alarm Of Tennessee

Franklin, TN

Security System

★ 4.9(86 reviews)

Claim this business
ACT Security

Nashville, TN

Security System

★ 4.9(14 reviews)

Claim this business
Customized Security Solutions, LLC

Murfreesboro, TN

Security System

★ 5.0(37 reviews)

Claim this business
Symspire

Brentwood, TN

Security System

★ 4.8(549 reviews)

Claim this business
Vector Security - Clarksville, TN

Clarksville, TN

Security System

★ 4.9(1090 reviews)

Claim this business
Turner Security powered by TechCore

Smyrna, TN

Security System

★ 4.6(68 reviews)

Claim this business
Mathis Security Protection Services

Nashville, TN

Security System

★ 5.0(183 reviews)

Claim this business
Helton Security

Nashville, TN

Security System

★ 4.9(181 reviews)

Claim this business
Preventia Security

Columbia, TN

Security System

★ 4.9(1079 reviews)

Claim this business
Happy Home Security Systems Nashville Co.

Nashville, TN

Security System

★ 5.0(9 reviews)

Claim this business
Mid-South Security Group

Cordova, TN

Security System

★ 5.0(6 reviews)

Claim this business
Sentinel Fire & Security

Gallatin, TN

Security System

★ 4.8(25 reviews)

Claim this business
First Defense Security

Nashville, TN

Security System

★ 4.7(27 reviews)

Claim this business
HSI Security Services LLC

Memphis, TN

Security System

★ 4.8(52 reviews)

Claim this business
Just-N-Case Security, L.L.C.

Atoka, TN

Security System

★ 5.0(316 reviews)

Claim this business
E.S.S.C. Inc – Electronics Security Specialists & Cabling

Memphis, TN

Security System

★ 4.8(68 reviews)

Claim this business
HSI Security Services

Collierville, TN

Security System

★ 5.0(31 reviews)

Claim this business
Federal Alarm Company

Memphis, TN

Security System

★ 4.2(5 reviews)

Claim this business
Protection Unlimited, Inc.

Cordova, TN

Security System

★ 3.7(18 reviews)

Claim this business
Interface Systems

Memphis, TN

Security System

★ 4.3(18 reviews)

Claim this business
Pye-Barker Fire & Safety, formerly AlarmTec Systems

Memphis, TN

Security System

★ 5.0(1 review)

Claim this business
Memphis Alarm Co Inc

Memphis, TN

Security System

★ 3.5(2 reviews)

Claim this business
Inter-Con Security

Memphis, TN

Security System

★ 4.8(95 reviews)

Claim this business
State Systems

Memphis, TN

Security System

★ 4.6(73 reviews)

Claim this business
Vector Security - Jackson, TN

Jackson, TN

Security System

★ 4.9(588 reviews)

Claim this business
Security Solutions, Inc

Brighton, TN

Security System

★ 4.9(83 reviews)

Claim this business
Alarm Alert Center Inc

Memphis, TN

Security System

★ 5.0(5 reviews)

Claim this business
Peifer Security Solutions

Memphis, TN

Security System

★ 4.7(52 reviews)

Claim this business
Electronic Environments

Memphis, TN

Security System

★ 5.0(80 reviews)

Claim this business
Inter-Con Security Systems, INC

Memphis, TN

Security System

★ 5.0(2 reviews)

Claim this business
His Security & Technology

Farragut, TN

Security System

★ 4.9(220 reviews)

Claim this business
Clearview Security

Knoxville, TN

Security System

★ 4.9(48 reviews)

Claim this business
CPI Security Systems

Knoxville, TN

Security System

★ 4.5(226 reviews)

Claim this business
ADT Security Services

Knoxville, TN

Security System

★ 3.4(96 reviews)

Claim this business
Parkey Security

Knoxville, TN

Security System

★ 5.0(5 reviews)

Claim this business
Milton Tech Commercial Security Systems

Knoxville, TN

Security System

★ 4.8(48 reviews)

Claim this business
SafeT Systems, Inc.

Knoxville, TN

Security System

★ 3.9(32 reviews)

Claim this business
South-Eastern Alarms

Knoxville, TN

Security System

★ 5.0(4 reviews)

Claim this business
Liberty Security Systems, Inc.

Philadelphia, TN

Security System

★ 5.0(12 reviews)

Claim this business
Fleenor Security Systems

Johnson City, TN

Security System

★ 4.9(618 reviews)

Claim this business
Secufire

Knoxville, TN

Security System

★ 5.0(7 reviews)

Claim this business
Vivint

Knoxville, TN

Security System

★ 4.6(47 reviews)

Claim this business
Turner Security

Chattanooga, TN

Security System

★ 4.7(27 reviews)

Claim this business

Don't see your business?

Add your business to Bezal for free and start getting found by AI search engines.

Get Listed on Bezal

Related Categories in Tennessee

Korean RestaurantHandymanFood TruckMediterranean RestaurantJunk RemovalHouse PaintingSeafood RestaurantSteakhouse