Security you can trust since 1953.

Led by the third generation of the Duffy family, Per Mar Security protects families and businesses with leading technology and a dedicated team.

Family owned, community focused.

Per Mar is the largest family-owned, full-service security company in the Midwest. We are committed to providing you with comprehensive security solutions, superior customer service, and protection you can trust.

Family owned
since

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Over Six Decades

We are a family-owned business, three generations strong, who care about our communities and the people in them.

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Employ

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Team Members

Our team is made up of professionals with various backgrounds and experience, but they all have one thing in common—they love working for Per Mar!

Office
Locations in

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Midwest Cities

We are the region's largest family-owned, full-service security company with 25 branch locations serving 16 states.

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Full-service security is our goal.

Per Mar provides our customers with reliable security backed by the best customer service in the industry. We offer a full range of services, from home security and business security systems to in-person security guard services and corporate investigations. To keep up on the latest information from Per Mar, view our blog page and read our company news!

What makes our team per mar strong?

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Top 15 Security Company

Per Mar ranks among the Top 15 Electronic Security System & Service Companies in the United States. 

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Five Diamond Certified

Our in-house monitoring centers are Five Diamond Certified, as awarded by The Monitoring Association (TMA). 

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Community Focused

Since 2001, we have donated more than $1.45 million through the Per Mar Charity Fund to community organizations within our service areas.  

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Highly Trained Experts

From technicians to monitoring agents, our team is highly trained in securing homes and businesses just like yours.

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Join our team.

Start your career at Per Mar Security.

When you work at Per Mar, you are more than an employee. You are a part of our team and family, with ample opportunity to grow. To learn more about starting a career at Per Mar, click below.

Per Mar Security guard Theodore Hayes

Giving Back to Our Communities.

Volunteering is a big part of our culture. See what we have been up to!

Denelle Hilliard from our Bemidji branch presenting lunch to the local fire department as a thank you for all they did.

Denelle Hilliard from our Bemidji branch presenting lunch to the local fire department as a thank you for all they do.

Big Brothers Donation

Scott Easter from our Des Moines branch presenting a check to the Big Brothers Big Sisters of Central Iowa. 

2018 Heart Walk

Sponsoring and volunteering at the American Heart Association Heart Walk in Davenport, IA. 

Pete Stussy from our La Crosse branch presenting food to the Onalaska Police Department to show our appreciation for all they do

Pete Stussy from our La Crosse branch presenting food to the Onalaska Police Department to show our appreciation for all they do.

Map of Per Mar's office locations in the United States of America
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Get in touch today.

We are ready to secure your home or business. Find your nearest branch location to learn more and to get in contact with our team!