Reliable analysis when you need results quickly.
PES was founded in May 1988 in response to a perceived need by engineering firms for technical support in on-site data collection and interpretation. Since then, PES professionals have earned a reputation for efficiency and dependability in 32 different states. Many environmental consulting firms now rely on PES for their field sampling and field analytical support.
We take pride in using the finest instruments available, but the equipment is only half the story. Our reputation for speedy, accurate results ultimately rests on the expertise of our staff. We guarantee at least one degreed, experienced professional to be on board our mobile laboratory on every assignment.