Programs that work for you

"They are rigorous, they’re about making sure our labs, personnel, and test methods conform, that they’re in compliance. They’re independent, not driven by a vendor or a construction company.”

California Department of Transportation

Philip Stolarski, Deputy Division Chief, DES-METS & GS

55+ years of experience
PSP participants
samples shipped per year
laboratory assessments per year
accredited labs

Upcoming Events

re-university Free WebinarAsk AASHTO re:source: Proficiency Sample Program
June 9, 2022 @ 2:00 PM (Eastern Time)

Join us for this free, live, hour-long webinar! In this Q & A style webinar Program Manager, John Malusky, and Laboratory and Testing Manager, Ryan LaQuay will be on hand to answer your PSP-related questions. While there will be live Q & A, attendees are encouraged to submit questions during the registration process.[REGISTER NOW]

All Past Events