Dewberry, a privately held and nationally ranked professional services firm, has hired Christopher Warn, as a senior project manager in the firm's Sarasota, Florida, office. He will be responsible for project management and business development support for the gulf coast ecosystem restoration department.

Warn has more than 16 years of professional experience in water resources, including ecosystem restoration, watershed science, coastal studies, ecological studies, and water and sediment quality monitoring. His portfolio includes consulting on the Deepwater Horizon oil spill response and cleanup, developing restoration alternatives for the Mobile Bay Causeway, and work on the Everglades restoration efforts.

Warn earned a bachelor's degree in earth systems science from California State University, Monterey Bay. He is a member of the American Water Resources Association, the Society of Ecological Restoration, and serves on the Citizen's Advisory Committee of the Sarasota Bay Estuary Program.