CSI Testing

CSI Testing, Inc. is a Minnesota based corporation originally established in 1975.  The company provides professional testing and certification services for customers who use cleanrooms, controlled environments, biological safety cabinets, HEPA filtered devices, and other equipment or designs that provide a state of contamination control. 

We are an independent entity that is impartial and objective with respect to what is tested and certified.  The organization and its employees are free from undue commercial, financial or other influences that may affect their technical judgment and integrity.