Call or Visit

Washington, D.C. Headquarters

1615 M Street, NW
Washington, DC 20036
202.429.2603
For media calls:  Nathan Ackerman, 202.669.2323

Jeff kelble, president

Office: 202.429.2629    jeff(at)prknetwork.org

Maria Barry, Vice-president of external relations 

Office: 202.429.3947 or 202-258-5031 (mobile)  maria(at)prknetwork.org

Nathan ACKERMAN, COMMUNICATIONS DIRECTOR

nathan(at)prknetwork.org or 202.669.2323 (mobile)

phillip musegaas, vice-president Programs & litigation

Office: 202.556-2930  phillip@prknetwork.org

POTOMAC RIVERKEEPER - DEAN NAUJOKS

Cell: 336.809.6041 dean(at)potomacriverkeeper.org

Upper Potomac Riverkeeper - Brent Walls                  Cell: 443.480.8970

Upper Potomac Riverkeeper                                                         15307 Dellinger Rd.                                                                     Williamsport, MD 21795
brent(at)upperpotomacriverkeeper.org

Shenandoah Riverkeeper - Mark Frondorf

Pollution Report Hotline: 540.252.3465
Cell: 571.969.0746   mark(at)shenandoahriverkeeper.org        

Shenandoah Riverkeeper                                                                  P.O. Box 1251                                                                               Berryville, VA 22611