RiverWalk Brewing Co., located in Newburyport, Mass., launched distribution in Maine via a new partnership with Mariner Beverages in Portland, Maine. They began shipping cans and draft on Feb. 12. The initial rollout included three SKUs — IPA, Storm Door Porter and Tricoastal — with immediate plans to increase variety. Steve Sanderson, owner of RiverWalk Brewing, sees Maine distribution as the next logical next step. “We’re so close to Maine and already have a significant following there.