The Mechanical Contractors Association of Eastern Missouri is an organization of union mechanical contractors that empowers members through education, training, information and labor-management relations. The MCA promotes excellence in the local mechanical contracting industry and for our employees and clients.


Mechanical Contractors install and service technologically advanced and energy-efficient heating, air conditioning, refrigeration, and piping systems.

Female Machine operator as a skilled technical in a factory while working at lathe machine and looking at camera


Steve Haberberger Sr.

Haberberger Inc.


Michael McAuliffe

Corrigan Company

Vice President

Kurt Voss

Integrated Facility Services

Secretary Treasurer

Jeff Rush

Icon Mechanical

Past President

Tim Decker

C&R Mechanical Company

Board of Directors

Jason Thompson

Harold G. Butzer, Inc.

Board of Directors

Chris Carter

Murphy Company

Board of Directors


Kristy Stephens

Executive Director

Kim Slovacek

Member Services

Carly Carmosino

Program Manager