About Us

MAS is the provider of the world's preeminent security automation software, MASterMind. The MASterMind platform provides a fully integrated, enterprise solution for monitored, security service providers and proprietary central stations. For the past 30 plus years, MAS has established a customer list that includes a majority of the largest and most successful organizations in the alarm security industry both in the United States and globally.

Based in Costa Mesa, California, USA, MAS is part of UTC Climate, Controls & Security, ​a unit of United Technologies Corporation.


MAS Office


2955 Red Hill Ave, Suite 100

Costa Mesa, CA 92626

(949) 737-7800


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Nearby Airport

John Wayne Airport, Santa Ana, CA (SNA)


18601 Airport Way

Santa Ana, CA 92707

(949) 252-5200



Nearby Hotels


325 Bristol St

Costa Mesa, CA 92626

(714) 549-0300


Doubletree Hotel Santa Ana/ Orange County Airport (2.5 Miles)

201 East MacArthur Blvd

Santa Ana, CA 92707

(714) 825-3333



18800 MacArthur Blvd

Irvine, CA 92612

(866) 763-3059