International Association of Certified Indoor Air Consultants (IAC2) - International Association of Certified Indoor Air Consultants

Looking to verify a consultant’s certification status?

The Best in Indoor
Air Quality

The International Association of Certified Indoor Air Consultants (IAC2) is the certifying body of indoor air consultants specializing in mold inspection and testing, radon testing and mitigation, and other indoor air pollution issues.

What We Do

Certify

We certify consultants and environmental specialists in the different areas of IAQ.

Connect

We connect IAQ consultants with clients in need of their services.

Support

We support educators, industry vendors, and public health initiatives.

Bringing Clean Air to Life ®

IAC2 Certified is the number-one professional designation for mold inspectors, mold testers, radon testers, radon mitigation inspectors, and other indoor environmental specialists.