About Us

Joanna Atencio a native of Durango, CO - owner of Mobile Jo established in 2014, has completed the Breath and Alcohol Technician (BAT) qualifications course as well as qualifications for the Urine Analysis Collector (UA) course. She is proficient in the 49 CFR Part 40 procedures and was trained by a DATIA and SAPAA certified instructor.

Tommy Ross a native of Farmington, NM - has completed the Breath and Alcohol Technician (BAT) qualifications course as well as a BAT technician instructor. He is a DOT qualified Urine Analysis Collector (UA) as well as a DOT trained Urine Collector instructor. Proficient in 49 CFR Part 40, FMCSA manual, and was trained by a DATIA and SAPAA certified instructor.

Joanna and Tommy have brought their talents and years of public safety and medical professional experience together to provide full-service drug testing; immediate response screening; forensic laboratory testing with medical officer review; evidential breath alcohol testing; consortium management for Federal DOT-mandated testing, as well as mobile-on-site testing.