What departments does Guardian Alarm have?

Guardian Alarm has employees across 13 departments including Entrepreneurship, Information Technology, Sales, Operations, Banking.

What is the largest department at Guardian Alarm?

The largest department at Guardian Alarm is Entrepreneurship with 5 employees.

Where are Guardian Alarm employees located globally?

Guardian Alarm has employees across 3 continents and 5 countries including United Kingdom Of Great Britain And Northern Ireland, France, United States Of America, Canada, Brazil.

How has Guardian Alarm's team size changed over time?

Guardian Alarm's team has decreased from approximately 278 to 272 employees based on available data.

Guardian Alarm Employee Directory

Q: Who are Guardian Alarm's key employees and leadership?

Guardian Alarm's key employees include: President: T. M. C..

Security and InvestigationsMichigan, United States201-500 Employees

Guardian Alarm is a midsize, independently owned security company based in Southfield, Michigan, serving homes and businesses across the Midwest. Since 1930, it has delivered customized security solutions that span intrusion detection, smart automation, remote video monitoring, fire and life safety, commercial access control, and around-the-clock monitoring. It operates as a full-service provider in the security and investigations sector.

Its customer base includes homeowners and small to mid-sized commercial clients seeking integrated protection and safety solutions in the region. The company is positioned as an experienced, independent player within the Midwest security market. In December 2024, Guardian Alarm expanded its footprint by acquiring Proalert Security Systems in Cincinnati, reflecting ongoing growth through strategic acquisitions.

Guardian Alarm Global Highlights

North America
408

United States Of America
407
Canada
1

Europe
6

United Kingdom Of Great Britain And Northern Ireland
3
France
3

South America
1

Brazil
1

Guardian Alarm's Leadership

T. M. C.
President
Mobile Phone
Email
A. R.
Owner
Mobile Phone
Email
B. S.
Owner
Mobile Phone
Email
G. W.
Owner
Mobile Phone
Email
J. T.
Owner
Mobile Phone
Email
T. P.
Owner
Mobile Phone
Email
D. L.
Director Information Technology
Mobile Phone
Email
D. L.
Director Information Technology
Mobile Phone
Email

Guardian Alarm Employee Metrics

100%

50%

0%

2026

2025

Military & Protective Services
Support
Sales
Accounting
Administrative
Other

Contact profiles from Guardian Alarm

Name

Title

Contact Info

Location

Last Update

R. C.
Field Operations Supervisor
Mobile Phone
Email
Apr 24, 2025
S. J.
Technician
Mobile Phone
Email
Oct 16, 2024
W. G.
Security Professional
Mobile Phone
Email
Oct 23, 2024
D. M.
Customer Service Representative
Mobile Phone
Email
Mar 25, 2026
A. B.
Call Center Customer Service Representative
Mobile Phone
Email
May 30, 2026
C. F.
Special Systems Technitian
Mobile Phone
Email
Apr 14, 2026
H. W.
Administrative Assistant
Mobile Phone
Email
Jun 01, 2026
S. L.
Customer Service Supervisor
Mobile Phone
Email
Apr 14, 2026
R. T.
Commecial Security Sales
Mobile Phone
Email
Jun 24, 2026
J. M.
Mobile Phone
Email
Oct 23, 2024

Frequently Asked Questions

What is Guardian Alarm known for?

Guardian Alarm was founded in 1930 operates in the Security and Investigations industry; you can contact the main corporate office by phone at

+1-248-423-****

. Explore Guardian Alarm's company overview page for more information.

What is Guardian Alarm's most common email format?

Guardian Alarm employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Guardian Alarm email formats with LeadIQ.

How many employees does Guardian Alarm have currently?

Guardian Alarm has approximately 404 employees as of July 2026. These team members are located across 3 continents, including North AmericaEuropeSouth America.

Who are Guardian Alarm's key employees and leadership?

As of July 2026, Guardian Alarm's key employees include:

President: T. M. C.
Owner: A. R.
Owner: B. S.
Owner: G. W.
Owner: J. T.

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Guardian Alarm Employee Directory

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