Mark Keefer is a professional geologist with 20 years of experience in the environmental field. Mark, has extensive experience in large-scale project management; site characterization and corrective action; Brownfield redevelopment; and remediation system design, implementation, and maintenance. Currently, Mark serves on the MPCA PFAS Stakeholder Advisory Group assisting the MPCA in developing remediation guidance for PFAS.
Leadership
Mark Keefer, PG
Principal Scientist
