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Mark D. Harman, P.G., MS4-SCP Promoted to Executive Vice President

Mark D. Harman, P.G.Please join ARRO in congratulating Mark D. Harman, P.G., MS4-SCP on his recent promotion to Executive Vice President!

“As Executive Vice President and Director of Technical Services, Mark will continue to be responsible for ensuring effective communication and coordinated business activities among all of ARRO’s offices. Mark brings to the table strong management skills, knowledge of our business, and a dedication to our clients and the communities they serve. I am very much looking forward to working with Mark in his new role,” says ARRO C.E.O. Cary Vargo.”

Mark’s other duties include project management, staff leadership, and business development.

Mark is a licensed Professional Geologist (P.G.) and is ARRO’s resident stormwater and Municipal Stormwater Sewer System (MS4) specialist. Recognized as a local authority on stormwater, he presents regularly through organizations including MRWA, APMM, PSATS, and PWEA. Mark has worked on a wide variety of projects such as stormwater management system design, MS4 program development, NDPDES permitting, total maximum daily load (TMDL) planning, Chesapeake Bay pollution reduction planning, best management practice design and installation, and public water supply studies.

Mark attended Millersville University and graduated with his B.S. in Engineering Geology. He also is certified by the American Stormwater Institute, LLC as a Qualified MS4 Stormwater Compliance Professional in both Maryland and Pennsylvania.

We are very excited to celebrate Mark in his new position, and look forward to his continued leadership within the company. Congratulations Mark!