Matt McInnis maneuvers between plastic buckets as he harvests oyster mushrooms in the fruiting room at North Spore mushroom company in Westbrook.

Sauces and seasoning blends made by DennyMike's 'Cue Stuff in Westbrook. The company got its start in Dana Warp Mill before moving to Eisenhower Drive in 2013.

Cait Powell, a chocolatier at Black Dinah Chocolatiers, separates ganache centers and feeds them into the enrobing machine where they are covered with melted chocolate and then stamped with transfers.

Jon Carver, head mycologist for North Spore, creates grain spawn in the business' new lab space.

Boxes are packed with Red Wine Collection chocolates at Black Dinah Chocolatiers in Westbrook. When the company decided to move its production facility from Isle au Haut to southern Maine, the owners were looking for places in Portland, but couldn’t find the right size space in that city.

Julia Velez and Frank Cintron fill and pack "Chick Magnet" seasoning into 3-ounce tins at DennyMike's 'Cue Stuff in Westbrook.

Matt McInnis harvests shiitake mushrooms off a sawdust block in the fruit room at North Spore. The company moved into the Dana Warp Mill less than two months ago into an area that’s more than five times the size of the old County Road facility.