David Sewak has worked in the conservation field for nearly two decades. Together with Kristin Sewak, he is previous co-owner of Berglorbeer Farma, which specialized in edible mushrooms, heirloom vegetables, native landscape plants and sustainable landscape design. David and Kristin speak on mushroom gathering and indoor and outdoor cultivation techniques at regional and national green living events. David holds a degree in History and Philosophy, and serves on the boards of Somerset Conservation District, Stonycreek-Conemaugh River Improvement Project, and Natural Biodiversity. Kristin Sewak is the founder of Natural Biodiversity, a nonprofit organization dedicated to restoring biodiversity within landscapes and involving people in environmental solutions. Together with David Sewak, she is owned Berglorbeer Farma, which specialized in edible mushrooms, heirloom vegetables, native landscape plants and sustainable landscape design. Kristin and David speak on mushroom gathering and indoor and outdoor cultivation techniques at regional and national green living events. Kristin holds a degree in ecology, has graduated from the community leadership initiative of Greater Johnstown/Cambria County Chamber of Commerce, and is a certified Habitat Stewards Host with the National Wildlife Federation.