• Brent Walls

    Brent Walls

    Shortly after joining Potomac Riverkeeper, Inc. in 2009, Brent Walls now works as the Upper Potomac Riverkeeper and is responsible for defending the public…


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  • DEAN NAUJOKS

    Dean Naujoks

    Dean Naujoks joined Potomac Riverkeeper Network in 2015 as the Potomac Riverkeeper. Dean Naujoks has over 20 years of environmental non-profit experience. He began his…


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  • Alan Lehman

    Alan Lehman

    Alan Lehman is the Agricultural Project Manager for Shenandoah Riverkeeper, under Potomac Riverkeeper Network. Since 2009, Alan has been identifying and documenting farming practices…


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  • Mark Frondorf

    Mark Frondorf

    Mark joined Potomac Riverkeeper Network in 2015 as the official Shenandoah Riverkeeper. Having guided on the Shenandoah and Potomac for almost twenty years, Mark…


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  • Emily Franc

    Emily Franc comes to Potomac Riverkeeper Network with extensive experience and background in environmental research, policy, fundraising and advocacy accumulated through years spent working…


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  • Phillip Musegaas

    In his role as Vice President of Programs and Litigation, Phillip works with the Network’s Riverkeepers to develop and carry out their clean water…


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  • Nancy Stoner

      Nancy Stoner is president of Potomac Riverkeeper Network.  One of the nation’s most experienced water policy experts, Nancy has a rich and distinguished background…


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