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Company Information
Neudorfer Engineers, Inc.
5516 1st Avenue S.
Seattle, Washington 98108
Phone: 206-621-1810
Fax: 206-343-9820
+ Washington Contact
Neudorfer Engineers, Inc.
1500 NE Sandy Blvd.
Portland, Oregon 97232
Phone: 503-235-8924
Fax: 503-235-8925
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Neudorfer Engineers specializes in the testing and certification of any size or classification of Cleanrooms. Our field engineers and trained technicians perform Cleanroom certification procedures in accordance with the latest IEST- Recommended Practices, ISO Standards, Owner Specifications, and our company’s own Standard Operating Procedures (SOP). 

As a certified member of the National Environmental Balance Bureau (NEBB) and a member of the Institute of Environmental Science and Technology (IEST), we work at home in the Pacific Northwest and around the world. We can help you get your facility certified by providing professional service and by utilizing our highly trained staff.

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