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LIFE SAFETY DURING COVID-19 (click here for updates)

APi Systems Integrators


Established in 2005, APi Systems Integrators, operating out of Missoula Montana, covers everything from fire protection services to integrated building systems such as access control, CCTV and mass notification. Originally a wholly owned entity of APi Group Inc., their operations were rolled up under the WSFP umbrella in 2012.

APi Systems Integrators provides complete life safety systems for our customers in a 5 state area. As part of Western States Fire Protection, we have years of experience and large staff to better serve our customers in Montana, Wyoming, Colorado, South Dakota and North Dakota.

We specialize in everything from the fire protection systems in your facilities to infant protection, nurse call, building security and audio/visual needs within your buildings. Our systems are designed to be integrated to work properly and provide you with one contractor for all of your life safety product needs.

Corporate Headquarters

Centennial, CO - Corporate

APi Systems Integrators Offices

Corporate Headquarters

7020 S. Tucson Way
Centennial, CO - Corporate 80112
Phone: 303-792-0022
Fax: 303-790-3875
Centennial, CO - Corporate

Casper, WY

7306 West Yellowstone Hwy
Casper, WY 82604
Phone: 307-266-5222
Fax: 307-266-5224
Casper, WY

Billings, MT

1925 Grand Avenue
Suite 101
Billings, MT 59102
Phone: 406-245-3500
Fax: 406-245-0913
Billings, MT

Bozeman, MT

80 Contractors Drive
Bozeman, MT 59718
Toll-Free: 800-759-6605
Phone: 406-728-5242
Bozeman, MT

Ft. Collins, CO

1717 Heath Parkway
Ft. Collins, CO 80524
Ft. Collins, CO

Kalispell, MT

860 N Meridian Unit # A-15
Kalispell, MT 59901
Phone: 406-752-3100
Fax: 406-752-3407
Kalispell, MT

Missoula, MT

5000 Hwy 93 South Unit D
Missoula, MT 59804
Phone: 406-549-3700
Fax: 406-541-3710
Missoula, MT

Rapid City, SD

2319 N. Plaza Drive
Rapid City, SD 57702
Phone: 605-342-5222
Fax: 605-342-5242
Rapid City, SD

Watford City, ND

12268 26F St N.W.
Watford City, ND 58854
Watford City, ND

Learn more about what we can do for you. We service customers in all marketplaces and are committed to be your single source integrated life safety company. View our website to learn more about our services and products.

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