Grainger – AbbVie Pharmaceuticals – Hospira – Marc Realty – Associa Property Management Co. – Kass Management Services – Advocate-Sherman – Northwestern Healthcare – State of Illinois – Illinois Tollway, Pfizer, Palatine Park District – Algonquin School District – Duke Realty – FirstService – American Towers – Millennium Park Plaza – Old Orchard Mall – Park Tower – Salvation Army – Chuck E Cheese – Sunrise Assisted Living – Tap Pharmaceuticals – Teradyne – Marriott – Tiffany & Co. – Chicago Tribune – US Equities – Highland Park Hospital – Wyndham Hotel – Zurich American Insurance – Abbott Laboratories – University of Chicago – Motel 6 – Lincoln Park Zoo – Barrington Library – Rockford Health Systems – Community Specialists – Baxter Healthcare – University of Illinois – Carson Pirie Scott – Jones Lang LaSalle – Catholic Charities – Sherman Hospital – Central DuPage Hospital – Amtrak – Chicago Mercantile Exchange – Hinsdale Hospital – Chicago State University – Walgreens – Comfort Suites – Grubb and Ellis – Marc Realty – Resurrection Medical Center – Dominick’s Finer Foods – Warren Township High School – Elgin Housing Authority – AmeriSuites – Equity Office Properties – Genesee Theater – Duke Realty Investments – Goodwill Industries – W.W. Grainger – Great Lakes Credit Union – CB Richard Ellis – Hamilton Partners – United States Post Office – Jackson Park Hospital – W Chicago City Center – Providence Baptist College – John Hancock Center – Allstate Insurance Company – LaSalle Partners – Baxter Healthcare


Providing Fire Alarm Design, Installation, Service, and Testing to Satisfied Customers Since 1977

How Can We Be of Service?

Building Fire Alarm Systems

Contech the Fire Alarm Company is the Midwest’s leading Fire Alarm Services Contractor

Testing and Inspections

All Contech testing technicians are IBEW affiliated, and follow well-defined, published testing procedures

Fire Alarm Installation

For over 30 years, Contech-MSI Co. has specialized in the installation of fire alarm and life safety systems.

Fire Alarm Service

Contech’s factory-trained, NICET certified technicians are available 24 hours a day

Card Access System

To help you protect your business, Contech offers a wide array of high-quality security and access control systems.

Emergency Paging

At Contech, we understand the importance of having up-to-date sound systems in your workplace, including security, life safety and paging systems.

Design and Consultation

Contech MSI-Co offers complete design build capabilities with state of the art fire detection and evacuation systems.

Security Systems

Whether it’s a commercial, industrial, or institutional property, Contech MSI Co, is your source for results-oriented security technology.

Life Safety Evaluation

If you’re looking for a fire alarm contractor that can provide you with a turnkey solution to meeting the requirements of your Chicago Life Safety Evaluation, you’re at the right place.

At Contech, our superior craftsmanship and efficient service reflect our commitment to quality, making us the premier contractor for industrial, commercial and institutional settings. Whether you’re installing a complete custom system, or just making a minor addition, you can count on receiving the same high level of professional service and personal care.