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Start Work Today: More than 30 Jobs Available Immediately at Cobourg Plant

Horizon Plastics International continues to grow with more than 30 full time positions available immediately in Cobourg.

Horizon Plastics International is hiring full time! 

In January, a leading US company in molding technology, Core Molding Technologies (CMT) purchased Horizon Plastics International (HPI) located in Cobourg, Ontario. The success of this partnership has resulted in HPI being able to offer new employment opportunities for 30 motivated individuals.

Full time job opportunities are available immediately at the Cobourg facility.

HPI is looking for applicants to fill multiple vacancies, including:

  • Mechanical Engineer 
  • Millwrights
  • Set Up Technicians
  • Operators

Simply submit your resume to

“Continuing to expand our technology offerings and diversifying our customer base and end-markets are key elements of our growth strategy. HPI is a leader in structural foam and structural web molding and continues to innovate around these molding technologies,” 
says Kevin L. Barnett, President and Chief Executive Officer of Core Molding Technologies.

“In our 44 years of success HPI has continually invested in our facility, technology, and equipment. These investments have positioned us for the current growth in our business, and for continued growth in the future. We are now hiring a substantial number of team members across many departments. 
We appreciate the support of our customers, our employees, our suppliers, and the community in assisting us in being the world’s largest supplier of low pressure injection molded products. It is because of this support we have been able to achieve this recent growth and we are positioned for continued growth in the future.” 
– Ken Brownlee, President, HPI

For more than 40 years Horizon Plastics International has built a reputation as an industry leader with a proven track record of innovation and design excellence. Best business practices have lead HPI to success in custom molding and product development. Continued growth with customers, development of new products and processes and the acquisition of additional equipment are the main contributors to the expansion of the workforce by more than 30 positions.

About Horizon Plastics International Inc.
In 1972, HPI set out to be a custom molder of quality structural foam products. Though research and development HPI is a leader in the structural foam and structural web processes. Today, Horizon Plastics International is a leader in the low pressure injection molding technology. We are positioned to not only service the industry giants, but also to develop new products for entrepreneurs.

About Core Molding Technologies

Core Molding Technologies, Inc. is a manufacturer of sheet molding compound (SMC) and molder of fiberglass reinforced thermoset and thermoplastic materials. Core specializes in large-format moldings and offers a wide range of fiberglass processes, including compression molding of SMC, glass mat thermoplastics (GMT) and bulk molding compounds (BMC); compression and transfer molding of direct long-fiber thermoplastics (D-LFT); spray-up, lay-up, resin transfer (RTM) and vacuum resin transfer molding (V-RTM). Additionally, the company offers reaction injection molding (RIM) of dicyclopentadiene (DCPD). Core serves a wide variety of markets, including the medium and heavy-duty truck, marine, automotive, agriculture, construction and other commercial products markets. Headquartered in Columbus, Ohio, Core maintains plants in Columbus and Batavia, Ohio; Gaffney, South Carolina; Winona, Minnesota;  Matamoros and Escobedo, Mexico; and Cobourg, Ontario, Canada. For further information, visit the company’s website at

For more information or to request a media interview please contact Chris Long.
Chris Long  |  Director, Human Resources
905.372.2291 ext. 262
* Building 3, PO Box 474, Northam Industrial Park, Cobourg, ON, K9A