About
The Midwest’s largest single source for all of your air quality and certification needs.
Class 1 Air
Certification, Validation, Compliance & Repair
The Midwest’s largest single source for all of your air quality and certification needs. Our dedication to training and industry accreditations is demonstrated by having the LARGEST service team in the Midwest. Our technicians are NSF49* and (CETA) CNBT-RCCP- SCF** accredited.
We utilize cutting edge training facilities along with the most recognized names in the industry. Educational institutions include the Eagleson Institute, CETA, NEBB, Harvard School of Public Health, IEST, Research Triangle Park, CDC, NIH and various manufacturers of clean air devices.
Our service team has the largest team of accredited technicians to maintain your cGMP, USP797/800 and NSF49 mandated certification cycles along with emergencies and project deadlines. Our dedicated staff truly cares and we are proud to serve you.
*NSF accredited (National Sanitation Foundation International) Biosafety Cabinet Field Certifier
**CNBT accredited RCCP-SCF (CETA National Board of Testing – Registered Cleanroom Certification Professionals for
Sterile Compounding Facilities.

Our Locations
We are a regional service provider
We have offices in Milwaukee, Madison, and Chicago to serve your needs across the midwest. Class 1 Air is your single source company for air filtration products and critical environment compliance testing. We proudly serve the upper Midwest. Our company is committed to leadership throughout Wisconsin and the Midwest in biological safety.
We primarily service the below states: