• about real

About Us

Nationwide Leaders in Drug Testing, DNA Testing and Employee Background Screening

We offer testing and screening services in Riverside and San Bernardino Counties and the San Gabriel Valley

Real Occupational Testing Services is a nationwide leader in providing state-of-the-art DNA testing. Our DNA labs are AABB (American Association of Blood Banks) Accredited and all our tests are court-admissible including our DNA paternity tests, DNA maternity tests and other DNA testing including grandparentage and avuncular.

Based in Ontario, California, Real Occupational Testing Services has been providing drug testing services to employers in Riverside and San Bernardino Counties, as well as the San Gabriel Valley, for the past eleven years, stressing high level of service and affordability. Our drug testing labs are SAMHSA (Substance Abuse & Mental Health Services Administration) Certified.

Real Occupational specializes in drug testing Services for the Department of Transportation (DOT) and the Department of Motor Vehicles (DMV).

Real Occupational also offers employee background screening and background checks, including criminal search, employement and education verification, social security traces and more.

Chris Phelps, CEO of Real Occupational Testing Services worked 8 years for the US Department of Transportation prior to opening Real Occupational.

Follow Us


Latest Tweet

Twitter response: "Sorry, that page does not exist."

Contact Us

Real Occupational Testing Services
4045 E. Guasti Rd. #215
Ontario, CA 91761
1-800-690-4362 | Email