Janzen-Wahl LLC, formerly U.S. Clean Lab and The Janzen Wahl Group, is now under new ownership and has reopened for business.

We are a proven industry leader in high quality cleaning and precision testing services.  Since 1999 Janzen-Wahl has served the aerospace and defense industries nationally with innovative and unmatched precision cleaning, engineering, and verification processes.  

The Janzen Wahl Group was founded by Douglas Wahl (1954-2014) in 1999.   As an experienced engineer in the aerospace industry, he realized the need a for high quality precision cleaning firm to serve this market.  Based in Tucson Arizona, the company now fills that need as a national supplier of precision cleaning services to numerous industry segments.  

Janzen-Wahl is now led by experienced staff members who epitomize the founders' values and passion for excellence.

Janzen-Wahl LLC

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Janzen-Wahl LLC

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