McParlane & Associates, Inc. (MPA) is a full-service mechanical engineering consulting firm who delivers an integrated approach in cost-effective, energy efficient, high performance strategies for the built environment.

We are the leading provider of mechanical engineering specializing in HVAC and Plumbing design services in Southern California.  We deliver complex HVAC and Plumbing designs along with reliable and trustworthy services for Architects, Developers, Design-Build Contractors, and Owners.

Our commitment to deliver value-driven solutions for our clients make us the region’s most innovative mechanical engineering firm.

MPA is licensed in the following states:

• Arizona
• California
• Colorado
• Illinois
• Montana
• Nevada
• New Mexico
• Oregon
• Texas
• Utah
• Washington