Engineering & Design

Our designers follow the latest local fire safety codes when designing automatic fire sprinkler systems. We also have a Professional Engineer available to review drawings. We also work with many insurance companies and local Fire Departments to get your job reviewed & approved.

New Construction

CL Doucette has been installing fire sprinkler systems for over 80 years & works with owners, general contractors & construction managers to get your job done right

We have a full fabrication shop located in Chicago & work on many new construction jobs. We'd love to submit a bid on your next job!

Inspection, Testing, & Maintenance

We inspect, test & maintain existing fire sprinklers, as well as aid in remodeling & retro-fitting of  existing buildings with new fire sprinkler systems. In addition, we offer underground pipe repair & fire pump testing.



CL Doucette, established in Chicago in 1936, has been a family operated business for many years. We've performed work on many buildings throughout Chicago-land and the surrounding suburbs. We have a highly experienced staff that results in our consistent, on-time job performance, superior project management and timely scheduling and installation.

Our experience includes work on offices, warehouses, manufacturing, and residential buildings, as well as high rise buildings and new construction. We've also designed and installed special Hazard Systems for tank farms, oil refineries, airport hangars, and power plants. We also work closely with many insurance companies and local Fire Departments to get your job reviewed and approved.

C.L. Doucette can provide you with a detailed quote and competitive pricing for all your Fire Protection needs. No job is too small, when it comes to protecting lives and property. Please call or write us about your Fire Protection needs and let us help you.





For any inquiries, questions or comments, please call: 773-927-8400 or fill out the following form

Main Office

3610 S Morgan St.

Chicago, IL 60609

Phone: 773-927-8400

Fax: 773-927-8534


To apply for a job with CL Doucette, please send a cover letter together with your resume to:

EMERGENCY: 773-927-8400 EXT 54

We have 24-hour emergency service available. If you have an urgent need, please call our emergency paging system by calling 773-927-8400 Extension 54

© 2020 by CL Doucette Inc