Executive Team John Estrem Chief Executive Officer john@hammer.org Read More Thomas Gillespie Chief Program Officer thomas@hammer.org Read More James Landt Chief Financial Officer jim@hammer.org Read More Ellen Timmerman-Borer Chief Development Officer ellen@hammer.org Read More Dan Bottiger Director of Information Systems dan@hammer.org Read More Barbara Brandt Director of Communication barbara@hammer.org Read More Tim Eshelman Director of Environmental Services time@hammer.org Read More Kim Hansen Director of Human Resources kim@hammer.org Read More Terriann Thommes Director of Advocacy and Volunteer Resources terriann@hammer.org Read More Suzanne Wanous Executive Coordinator suzanne@hammer.org Read More Board of DirectorsOur HistoryPrint ResourcesIn the NewsMedia Room