Class One Modular Cleanrooms

Experts in modular cleanroom design, Modular clean room manufacturing, cleanroominstallation and cleanroom certification since 1979. Modular Cleanrooms Class 100-100k / ISO4-8.

HistoryClass One Cleanrooms was founded in 1976 by Paul Varni, Formally named American Cleanrooms we changed our name in 2012 and began manufacturing a new modular cleanroom wall system. Today, Class One Cleanrooms offers a complete line of custom modular cleanrooms, mezzanines, Hepa filters and fan filter units and Cleanroom LED light fixtures along with our cleanroom 2″ ceiling t-bar. All our cleanroom product lines are produced on site, in our state-of-the-art manufacturing facility in Orange County California. We offer “A Better Way to Create Space” for all of your building projects.

Our Team

• Our Founder Paul Varni along with our engineering staff has more than 100 years of cleanroom experience and have built more than 2000 cleanrooms.
• Degrees: Civil Engineering and Construction Management.
• Experience in design and manufacturing of modular cleanrooms and construction of Modular cleanroom wall system and HEPA fan filter units and cleanroom approved LED lights.

Our Offering

• Fast quotes within 24 hours turn around.
• Design and engineering for your specific cleanroom requirements.
• Many designs and material options to choose from.
• In-house manufacturing and factory installation of the highest quality.
• Our modular clean rooms Conform to ISO 14644-1 and FED STD 209E cleanroom standards.

Why Class One Cleanroom Systems

We have built more modular cleanrooms because our customers know our modular cleanroom wall system exceeds all others and we design economically proven cleanroom concepts. We offer the best fully demountable cleanroom wall system in the industry and with our powder coated white aluminum frame you also get the best-looking cleanroom. Satisfied customers.