Headquartered in Anaheim, Calif., and established in 1988, American Air Balance Company is one of the largest test and balance companies in California, with offices in San Diego and Las Vegas. The company offers a complete range of indoor environmental services, testing air quality, microbial contamination and ventilation systems. It provides air and water system balancing services for HVAC systems, offering cleanroom certifications. American Air Balance Company also offers pre-construction plan reviews, controls verification and functional performance testing services. The company is a certified member of the Associated Air Balance Council and has affiliations with the American Society of Heating, Refrigerating and Air-Conditioning Engineers and the Controlled Environment Testing Association.