Seth Mascho, P.G. joined the firm in 2014 as a Geologist and was made Geotechnical Group Manager before stepping into his current role as Director of Transportation Service. Seth has more than 14 years of experience in transportation related geotechnical design. 

Seth holds a Bachelor of Science in Geology from Edinboro University of Pennsylvania and has been a Professional Geologist in Pennsylvania since 2014.

In January of 2022, Seth was made an Associate and was promoted to Director of Transportation Services.