Check out what's happening at PES

PES Adds Aluminum, Copper, and Brass to OES Library - June 2013

PES continues to upgrade their chemistry lab in order to better meet the needs of their expanding customer base. This most recent...

PES Hosts Students from Penn Trafford Middle & High School during STEM Week

18 students from the Penn Trafford School District visited PES to discuss Science, Technology, Engineering, and Mathematics. During their...