Plastics Manufacturing Companies in Massachusetts

Massachusetts has approximately 5,800 manufacturing establishments and 245,000 manufacturing employees. Massachusetts is a leader in medical devices, biotech manufacturing, and defense electronics, with Route 128 and the I-495 corridor forming a high-tech manufacturing belt.

Massachusetts contributes to the national plastics manufacturing landscape. Plastics manufacturing encompasses companies that convert plastic resins into finished products through injection molding, extrusion, blow molding, thermoforming, and rotational molding processes. The US plastics industry includes over 15,000 manufacturing establishments producing everything from automotive parts and medical devices to consumer products and packaging.

Custom Injection Molders: Companies operating injection molding presses from 20 to 6,000+ tons for automotive, medical, consumer, and industrial parts.

Extrusion Operations: Manufacturers producing plastic pipe, tubing, profiles, film, and sheet through continuous extrusion processes.

Blow Molders: Companies producing hollow plastic containers, bottles, tanks, and ducts through blow molding processes.

Thermoformers: Manufacturers forming plastic sheet into trays, clamshells, panels, and enclosures using vacuum and pressure forming.

Compounders & Recyclers: Companies blending resin formulations and processing recycled plastics into pellets for molding operations.

Major industrial centers in Massachusetts include Boston, Worcester, Springfield, Lowell, and Cambridge. These cities have concentrations of manufacturers across sectors including medical device manufacturing, semiconductor manufacturing, and defense manufacturing.