Tessy Plastics (Skaneateles, N.Y.) said it has expanded the cleanrooms in two manufacturing facilities in Skaneateles and Elbridge, N.Y. to accommodate new medical device business. Tessy's Skaneateles headquarters had 21,000 square feet of ISO Class 8 cleanroom space when the company bought the building in 2015. The company decided to rearrange … [Read more...] about Tessy Plastics expands cleanroom, acquires two firms