- Rich ShockeyPennsylvania Natural Heritage ProgramEcological Information Specialist(717) 772-0263
- Ellen ShultzabargerPennsylvania Natural Heritage ProgramEcological Services Section Chief(717) 214-3813
- Hannah SiegelNatureServeBLD Analyst(512) 389-4571
- Valérie SimardCentre de Donnees sur le Patrimoine Naturel du QuébecAssistant Zoologist(418) 627-8694 ext. 7453
- Claire SingerNorthwest Territories Conservation Data CentreWildlife Biologist (Biodiversity)(867) 767-9237
- Jason SinghurstTexas Parks and Wildlife Department Wildlife Diversity BranchBotanist/Plant Ecologist(512) 389-8726
- Alison SmithOntario Natural Heritage Information CentreNatural Heritage Zoologist(705) 772-0966
- Anna SmithSouth Carolina Heritage TrustState Wildlife Grants/State Wildlife Action Plan Coordinator843-214-0092