Protect your home & business with Complete Security!

Commercial and Residential Security Services in Tonawanda, NY & the surrounding areas


Learn more about our family-owned security company.


Residential Security

Get a great deal on home security installation services.

Residential Security

Commercial Security

Buy a new security system for your commercial property.

Commercial Security


Save big on your security system installation.


Make Sure Your Home or Office Is Secure

Speak with our reliable security contractor today

Complete Security Inc. is a full-scale security company in Tonawanda. Since 1991, we've provided superior security services to thousands of commercial and residential clients throughout the area. Whether you want to update your existing security equipment or install a brand-new system, you can depend on our certified technicians to help. We're capable of handling projects of any size and scope.

Call us at 716-874-0504 now to discuss your security needs with a local contractor.

Our Mission:

To provide all around security with a hometown customer service that is second to none

Did You Know?

Most insurance companies grant a
15% to 20% discount
on your yearly home owners policy premium for having an alarm in your home?

3 benefits of hiring Complete Security

Complete Security is a family-owned security company that's dedicated to protecting your family. With nearly three decades of experience, we have what it takes to make your home or office secure. Many commercial and residential clients choose us because:

  • We only use top-notch products that you can trust.
  • We use sustainable resources to suit the green-energy movement.
  • We offer free estimates on all of our installation services.

Want to learn more about the perks of choosing Complete Security? Schedule a complimentary consultation with our installation pros.

Invest in a new security system

If you need home security service, the team at Complete Security is ready to help. There is no commercial or residential property we can't protect. Our company offers state-of-the-art monitoring services designed to give you complete control of your security. In fact, many of our systems can be accessed and controlled through your smartphone or computer.

Contact Complete Security today to speak with us about your home or office security needs.

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  • Complete Security Inc.

    380 Highland Ave.
    Tonawanda, NY 14223


    Call Us
    Phone: (716) 874-0504

    Mon: 9:00AM-5:00PM
    Tue: 9:00AM-5:00PM
    Wed: 9:00AM-5:00PM
    Thu: 9:00AM-5:00PM
    Fri: 9:00AM-5:00PM
    Sat: Closed
    Sun: Closed