Sentry Security
Sentry Security
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Sentry Security
Contact Us

Office: 314.869.8500
Fax: 314.867.5418

sales@securitystl.com

9021 Riverview Dr.
Saint Louis, Mo 63137


Sentry Security and ACF Alarm Co. are divisions of Mueller Management, owned by John R. (Dick) Mueller Sr. and John Mueller Jr.

Our Team is our Success

OUR TEAM:

Dick Mueller
314.575.1395
dmueller@securitystl.com

John R. Mueller Jr.
314.575.1396
jrmueller@securitystl.com

Clement Mueller
314.565.0280
cmueller@securitystl.com

Richard Lauer
314.575.1393
rlauer@securitystl.com

Dave Mohrman
314.575.1393
dmohrman@securitystl.com

Michael J. Dwyer
314.393.6008
mdwyer@securitystl.com

Lonnie Weishaar
314.575.9204
lweishaar@securitystl.com

Donna Sailor
314.869.8500
dsailor@securitystl.com

Mark Zoellner
314.575.1393
mzoellner@securitystl.com

Marge Wilson
314.869.8500

Bob Gremminger
314.869.8500
bgremminger@securitystl.com