Robert A. Johanson, P.E., and Daniel S. Wilhelm, P.E., L.R.S., have joined Geo-Technology Associates, a mid-Atlantic geotechnical engineering and environmental consulting firm.
Johanson is a senior engineer to support company offices in Laurel and York, Pa. His responsibilities include supervising construction observation and testing for geotechnical quality assurance and quality control, and providing construction phase consultation.
Johanson has more than 30 years of local experience with a wide variety of challenging infrastructure development projects. He holds a B.S. in biological sciences from Fairfield University and holds numerous certifications.
Wilhelm is an associate to manage environmental work performed out of the firm’s Sterling, Va. office. He has 17 years’ experience in environmental consulting.
Wilhelm received his B.S. in chemical engineering from Virginia Tech.