Custom Plastic Injection Molding



LOK Family

Trust-T-LokTM and Drop-LokTM patented closures for flexible pouches and rigid containers. Strong seal integrity, tamper evident, in a range of styles or configurations for food, personal care and many more applications.


Custom Products

From simple parts to the most highly complex multi cavity designs, we partner with you from design to prototyping through production and rollout. If you can conceive it, we can mold and deliver it.

Consumer Industrial

Where can you find our parts? Squeezable baby food pouches, lawnmower carburetors, car doors, audio speakers, blender jars, dishwashers, and restaurant beverage dispensers . . . just to name a few.

We go ALL IN to help you WIN


A Focus on Sustainability

Proud recipients of the 2016 Illinois Governor's Sustainability Award. Longstanding executive members of the Plastics Environmental Council. Pioneers in onsite power co-generation and the pursuit of biodegradable resins. Sustainability has been central to our company's values and priorities since our inception.


Hoffer is a much appreciated partner, that understands how they can help us
prosper in a competitive market. The product quality consistently meets our high standards, topped off by an outstanding service from a flexible and most efficient organization.
Thank you Hoffer Plastics!

Marc Latreille

Sales & Marketing Director | Vergers Leahy Inc. – Leahy Orchards Inc.

Hoffer plastics is a true expert partner to us, which has allowed Yumbutter and Tribe 9 to continue being a leader in pouch innovation across the nut butter industry and beyond. 

They are a delight to do business with and highly recommend them to anyone looking seeking out the best injection molders in the market. 

Matt D’Amour

Chief Wellness Carrier | Yumbutter and Tribe 9 Foods

Hoffer has been a valued partner to our company for many years.  Hoffer goes well beyond just selling “plastic parts”.  Their customer service and technical support is unmatched and their products are consistently high quality. Looking forward to a continuing partnership for years to come. Thank you Hoffer Plastics!

John Knapp

Executive Vice President - Marketing

The Hoffer Foundation

Giving back to the community and people who've supported us is an honor, a joy and a responsibility. The Hoffer Foundation enables programs such as the United Way, Boys and Girls Clubs, local food bank, library, literacy and job training programs, and many others.

Recent Posts

Our Latest Posts on Technology, Leadership, Innovation, and Sustainability

hoffer employee with hair net looking down

National Safety Month

June is National Safety Month! Learn about the devastating impact of workplace injuries and simple steps you can take to improve safety on the job. Welcome, summer, and a shout out to all the grads, dads and father figures this month. The High Cost of an Unsafe Workplace In the U.S., a worker is injured on the job every 7 seconds! The estimated cost of non-fatal injuries averages over $1 Billion per week Overexertion is...

National Inventors’ Month

May is National Inventors’ Month! We highlight new products, inspirations and thoughts on improving innovation in any context. And as Memorial Day closes out the month, please remember to thank a Vet and honor all who’ve served. Hoffer Plastics and BBC Cellpack Team at the Plastics Pouches Trade Show, Vienna, April 2019 Spotlight on Hoffer Plastics and BBC Cellpack: A 100% Sustainable Pouch Hoffer Plastics is proud to have partnered with BBC Cellpack to create a...
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National Volunteer Month

As April transitions us with rain showers and early blossoms, it also inspires us with National Volunteer Month. A shout out and heartfelt “thank you” to all who give back selflessly in service to others. May you continue to inspire us all! Spotlight on Hoffer Plastics: A Company Culture Centered on “Service” At Hoffer Plastics, “Service” is a core company value, along with Family, Integrity and Trust. Service means outstanding customer service—but it also means...
Horizontal color image of woman manager in factory control the production and using digital tablet.

National Consumer Protection Week

In comes March – and with it, March Madness, Daylight Savings Time, St. Patrick’s Day and the start of Spring. Within all this excitement humbly lies National Consumer Protection Week. This month, we we focus on the importance of continuous innovation to keep products, and people, safe. Spotlight on Hoffer Plastics: High Speed Lining for Signature Drop-Lok™ Closures Drop-Lok Hoffer Plastics Corporation continues to lead the way in packaging and closure innovation. One of...


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