United Mechanical Contractors

United mechanical Contractors. Was founded by Kevin Yablan in 1999. Kevin Yablan has over three decades with the Los Angeles Sheet Metal Local #105. Incorporated in 2003, the firm is a mechanical consultant and H. V. A. C installation contractor. Now having a General Contracting license, the firm is expanding and growing rapidly. Welcome to the United Mechanical Contractors. Website! Member of the Los Angeles Local Union 105, and Sheet Metal Worker owned. UMC is a General Contractor specializing in HVAC. We're located in Southern California.