About Nationwide Security Corporation

Nationwide Security Corporation has been providing integrated security systems since 1983. Since then, we have evolved from a family owned business to one of the largest, most respected security solution providers in the nation.

Our mission is to deliver innovative security systems that combine state-of-the-art technology with 24/7 monitoring and client support.

We are Licensed & Insured in the state of Connecticut, License # 105668. We lead security system efforts in the state of Connecticut and provide Cultural Properties security and security consulting across the nation. Nationwide Security Corporation is U.L. certified for Mercantile and Proprietary Installations.

Nationwide Security Corporation offers multiple security services for any type of property or business. Our primary industries are business/corporate, Cultural properties, government, utilities, school/higher education, medical facilities, and residences.

All of our security system designs begin with individualized consultation so we have the best understanding of your unique security needs. Our integrated digital security systems provide industry-leading intrusion and fire detection, innovative access control systems, and local and remote video surveillance,

Systems are monitored 24 hours a day, 365 days a year, in our U.L. certified Central Monitoring Station. That’s a shorthand way of saying our monitoring facility demonstrates the ability to provide Standards-complying service. In fact, or Central Monitoring Station is an award-winning monitoring site that provides a custom response to any emergency signal.

Our valued clients entrust not only their property, but the lives and well-being of their family and employees with Nationwide Security Corporation.

Please contact our Sales Department at (203) 785-0300. If you are looking for a security solution, even if you have an existing system, we can help.

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Mission & Values

Our mission is to deliver innovative and client specific security solutions that combine state-of-the-art technology with 24/7 monitoring and client support. Read More »

Our Team

Learn more about Mike Viscusco, Al Brigante, Jim Ulatoski, Brian Gouin, Rick Mut, Rich Sudock, and Jeannette Andrews from Nationwide Security. Read More »

Client Testimonials

Read what our clients have to say! Read More »


Nationwide Security is licensed as a Certified Electrical Limited Contractor and registered as a Certified Major Contractor in Connecticut. NSC is a SBE with an active SAM registration. Read More »

Memberships & Affiliations

View the list of Nationwide Security Corporation’s memberships and affiliations. Read More »

Corporate Responsibility

Nationwide Security is proud to be an equal opportunity employer, and sponsors a number of community sports teams and charitable organizations. Read More »

Employment Opportunities

Available employment positions at Nationwide Security Corporation in Branford Connecticut. Read More »