About Us

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Our Team

Gary Longmore and Jennie Onarheim.  Both are certified Collectors and Breath Alcohol Technicians.  Onarheim Services maintains membership with DATIA, Drug and Alcohol Testing Industry Association, to stay current on training and industry changes.

Our Story

Onarheim Services is located in Yreka, California, along the I-5 Corridor. Our business was established in 1995, providing Drug and Alcohol testing for mandated commercial employers, non-mandated employers, and individuals.  We provide complete consortium services and collection services for other employers and consortiums.