Contact APS Government Affairs

APS Government Affairs
529 14th Street NW
Suite 1150
Washington, D.C. 20045
ga@aps.org

Legislative Affairs
(202) 846-8121
Mark Elsesser

Reports & Studies
(301) 209-3216
Jessica McCullough


APS Government Affairs Staff

Francis Slakey 2023 photo

Francis Slakey
Chief External Affairs Officer
(202) 846-8120

Mark Elsesser 2023

Mark Elsesser
Director of Government Affairs
(202) 846-8121

Jessica McCullough

Jessica McCullough
Office Operations and Programs Manager
(301) 209-3216

Jorge Nicolás (Nico) Hernández Charpak

Jorge Nicolás (Nico) Hernández Charpak
Federal Relations Senior Associate
(202) 846-8124

Charlotte Selton new image

Charlotte Selton
Member Advocacy Senior Associate
(202) 846-8125

Julie Davis photo

Julie Davis
Federal Relations Senior Associate
(202) 846-8096