Johanna Corman is co-owner of Vena’s Fizz House, which is looking to add alcohol to its “mocktails” soda bar in Portland. She was fond of adding ingredients to seltzer and suggested opening a craft soda shop. “It just came to me,” she said. Photos by Whitney Hayward/Staff Photographer Johanna Corman is co-owner of Vena’s Fizz House, which is looking to add alcohol to its “mocktails” soda bar in Portland. She was fond of adding ingredients to seltzer and suggested opening a craft soda shop. “It just came to me,” she said.