Contact Us

24659 Schoenherr Rd.
Warren, MI 48089

Phone: (586) 754-4370
Fax: (586) 754-4371


DE-CAL has installed numerous plumbing and HVAC installations for various types of commercial facilities. From shell and core to tenant fit-out DE-CAL has the experience to insure a quality installation.

Commercial Facilities

Commercial Contractor, Detroit
  • Retail
  • Office
  • High Rise
  • Public Service
  • Warehouse Distribution
  • Institutional
  • Parking Decks
  • Airplane Hangers
  • Mixed Use
  • Health Care Facilities

Wayne County Guardian Building
Detroit, MI: ($4,100,000)

Wayne County recently relocated its offices to the Guardian Building in Detroit, MI. DE-CAL completed the renovation of the plumbing and mechanical systems for over 20 floors including tenant improvements and upgrades to the core and shell. This historic landmark was originally built in 1928.

Commercial Contractor, Detroit

Call (586) 754-4370 or click to reach De-Cal, Inc. Mechanical Contractor.

Mechanical Contractor | Michigan, Western Pennsylvania, Ohio

De-Cal, Inc. is a Mechanical Contractor serving Southeastern Michigan, Northern Ohio & Western Pennsylvania. We have offices located in Warren & Detroit, Michigan and Pittsburgh, Pennsylvania.