Nationwide Leaders in
Drug Testing and DNA Testing

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 Los Angeles, Riverside and San Bernardino Counties for the past nine 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). Chris Phelps, CEO of Real Occupational Testing Services worked 8 years for the US Department of Transportation prior to opening Real Occupational..