Injection Molding
Mack Molding Co
10769 Asheville Hwy, Inman, SC 29349, United States
- Contract manufacturer / job shop
- Founded 1920
- ISO 9001:2015, ISO 13485:2016
- 5 to 5 million units annually
About Mack Molding Co
Mack Molding was founded in 1920 and is headquartered in Arlington, Vermont, with additional facilities in East Arlington and Cavendish, Vermont, as well as Inman, South Carolina, and Statesville, North Carolina. The company operates as a vertically integrated contract manufacturer across ten locations totaling more than 1.5 million square feet of manufacturing space. The company provides custom plastic injection molding from 28- to 4,000-ton presses with shot sizes up to 769 ounces, supporting volumes from five pieces to five million annually. Capabilities include large-part molding, structural foam, gas-assist, and two-shot molding, complemented by in-house tooling, CNC machining, sheet metal fabrication (laser cutting, bending, welding), Class A painting, pad printing, ultrasonic welding, and turnkey electromechanical assembly up to Class III medical devices. Mack serves customers in the medical, industrial, transportation, robotics, energy and utilities, and defense sectors, ranging from Fortune 500 corporations to private enterprises. Its vertically integrated model allows coordination of plastic and metal components from a single location, reducing lead times and ensuring quality across complex programs. The company emphasizes financial stability — debt-free with a 5A1 Dun & Bradstreet rating — and positions itself as a single partner with total responsibility, leveraging over a century of experience, ITAR and FDA registrations, and certifications including ISO 9001:2015, ISO 13485:2016, ISO 14001:2015, and IATF 16949:2016.
Manufacturing capabilities
Core processes
Finishing & coating
Inspection & quality
Industries served
- Medical
- Industrial
- Transportation
- Robotics
- Energy & Utilities
- Defense
Equipment
- 120+ injection molding presses (28–4,000 ton)
Company details
- Location
- Inman, South Carolina
- Company type
- Contract manufacturer / job shop
- Founded
- 1920
- Export compliance
- ITAR registered
- Production volume
- 5 to 5 million units annually
- Certifications
- ISO 9001:2015, ISO 13485:2016, ISO 14001:2015, IATF 16949:2016, FDA Registered, ITAR Registered, NIST SP 800-171 (CMMC Level 2 Self-Assessed)
Frequently asked questions
Where is Mack Molding Co located?
Mack Molding Co is located at 10769 Asheville Hwy, Inman, SC 29349, United States.
What does Mack Molding Co do?
Mack Molding Co is listed under Injection Molding, and its listed capabilities and products include Plastic Injection Molding, Large Part Molding, Structural Foam Molding, Gas-Assist Molding, Two-Shot Molding and Class A Painting.
What industries does Mack Molding Co serve?
Mack Molding Co lists Medical, Industrial, Transportation, Robotics and Energy & Utilities among the industries it serves.
What certifications does Mack Molding Co have?
Certifications on file for Mack Molding Co: ISO 9001:2015, ISO 13485:2016, ISO 14001:2015, IATF 16949:2016 and FDA Registered.
When was Mack Molding Co founded?
Mack Molding Co was founded in 1920.
How do I request a quote from Mack Molding Co?
Use the Request a quote button on this page to send Mack Molding Co your requirements through FirmsLedger, or call (864) 472-2011 and visit mack.com.
What companies are similar to Mack Molding Co?
Other Injection Molding companies in South Carolina listed on FirmsLedger include Plastics Advanced Research, J M Mold South Inc and PDQ South.