One team for one watershed.

A dedicated staff of water lovers serving six million residents of DC, Maryland, Virginia, and West Virginia.

Staff

Jeff Kelble

Jeff Kelble

202.888.3775

Jeff Kelble stepped out of his fishing guide raft and into conservation work in 2005 when he started and became the Shenandoah Riverkeeper.  Before he became Shenandoah Riverkeeper, he…
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Mark Frondorf

Mark Frondorf

571.969.0746

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

Alan Lehman

540.459.5743

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

Phillip Musegaas

202.888.4929

Prior to joining Potomac Riverkeeper Network, Phillip was the Hudson River Program Director at Riverkeeper in New York for nearly ten years, leading efforts to reduce sewage pollution, clean…
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DEAN NAUJOKS

Dean Naujoks

202.871.8289

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 non-profit career in 1991 with…
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Brent Walls

Brent Walls

443.480.8970

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

202.888.4963

Elise joined Potomac Riverkeeper Network staff in 2017 as our Development & Membership Associate. Prior to working in DC for a consulting group, she worked in her home state of…
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