Our Family of Businesses
We are a family-owned local business. The Mueller Family, who own and operate these businesses are proud of their heritage which includes three generations of U.S. Marines and three generations of the St. Louis Metropolitan Police Department. Our Directors and Managers have decades of experience in the industry.
ACF Alarm
Since 1974, ACF Alarm Company provides proficient, honest, friendly service & installation.
Sentry Security
Providing on-site security officers for commercial and residential customers for over 50 years.
One2Verify
Corporate employment background screening service. Let us verify that you're choosing the right one for your team.