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Security integrators handle a wide diversity of projects, vertical markets and levels of complexity. To succeed and keep their customers happy, they depend on their trusted manufacturing partners and distributors to help, often from the first meeting to ongoing support after the project is complete. The 100 security integrators featured in the 2021 Top Systems Integrators Report use a variety of different companies to complete their projects.

So, which manufacturers and distributors were chosen most often by the Top Systems Integrators to support them with the products, solutions and services that helped them not only survive, but thrive in 2020?


Top Manufacturers Used by the Top Systems Integrators

Honeywell (includes the brands of Honeywell Security, Fire-Lite Alarms, Notifier, Silent Knight and System Sensor)

Stanley Security (includes the brands of Sonitrol and 3xLogic)

Avigilon Corp.

Digital Monitoring Products (DMP)

Carrier (includes the brands of UTC, Edwards Systems Technology/Kidde, LenelS2)

Johnson Controls Inc. (includes the brands of DSC, Qolsys, Software House and Tyco)†


Axis Communications

Bosch ††

Nortek Security & Control LLC (includes the brands of Linear and 2GIG) ††

Resideo ††


† Two-way tie for this position
††Three-way tie for this position

Security Integrators ranked on the Top Systems Integrators Report were asked to name their top three manufacturers in order of volume purchased from them. Their answers were compiled, and companies were ranked in order of how frequently they were cited. The top 12 vendors are presented here.


SDM asked each of the 2021 Top Systems Integrator companies to disclose the top manufacturers and top distributors that earn their business, based on volume purchased. The resulting lists, below, were the companies most often cited.


Top DISTRIBUTORS Used by the Top Systems Integrators


Anixter (includes brands of Anixter and Tri-Ed Distribution)

PSA Security Network


Alarmax Distributors Inc.

Communications Supply Corp. (CSC), a subsidiary of WESCO Int’l


These are the top six companies supplying the 2021 Top Systems Integrators. Distributors are listed in order of how frequently they were cited by the integrators.


These brand-usage lists were compiled from the 2021 Top Systems Integrators Report. Of the 100 companies ranked on the Top Systems Integrators Report, 88 of them provided information about their top manufacturing partners, and 83 listed their top distributors. SDM combined all of their responses, and ranked the manufacturers and distributors by the number of mentions each received, with the manufacturer or distributor receiving the greatest number of mentions listed first, and so on. After the top 12 manufacturers and top six distributors, mentions were distributed fairly equally among a broad number of suppliers.



More Online

To read the full 2021 Top Systems Integrators Report online, visit