Portland-based Walch Printing announced a deal Friday to buy Envelopes Plus, Maine’s largest commercial printer of envelopes. Walch, a commercial printer and a subsidiary of Walch Education, said the ...

Cenveo Inc. will purchase Commercial Envelope Manufacturing Inc. Terms of the acquisition were not disclosed. The transaction is expected to close during the third quarter. The acquisition brings a ...

Millions of envelopes made of Mando kraft papers flow monthly from the intricate machines of a large Twin City envelope manufacturer. This manufacturer, the Quality Park Envelope Company, with a plant ...