Katherine J. McAllister, P.E - Senior Vice President, Project Director - East Region Water / Wastewater Group

Katherine J. McAllister, P.E

Katherine McAllister is a Professional Engineer (P.E.) licensed in the State of Maryland.  She joined GMB’s Water/Wastewater Engineering Group in 2005 and was selected as a Vice President in 2016, then promoted to Senior Vice President in 2021.  She holds a Bachelor of Science in Environmental Engineering degree from Lehigh University, and a Master in Business Administration (MBA) degree from Salisbury University.  She has experience with wastewater treatment processes, onsite subsurface disposal systems, sanitary sewer system designs, hydraulic modeling, as well as water distribution systems.

Katherine is noted to have strong team leadership and communication skills, extensive knowledge of funding agency requirements, rate structures and grant writing, as well as strong technical skills.  GMB was voted ‘2013 Business of the Year’ in Fruitland, largely due to Katherine’s strong client relationship with the City.  She also chairs the GMB Scholarship activities and attends Rotary Club meetings on behalf of GMB.  Katherine is currently an integral part of a team working to fast-track a $6 million project to bring safe drinking water to residents with contaminated wells.