Custom Plastic Injection Molding

FAMILY OWNED & OPERATED SINCE 1953 | 99% ON-TIME DELIVERY | 3 BILLION PARTS SHIPPED ANNUALLY

LOK Family

Trust-T-Lok^TM and Drop-Lok^TMpatented 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.

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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.

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Packaging
Medical
Consumer Industrial
Automotive
Appliance

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

112 PRESSES | 300+ EMPLOYEES | MADE IN AMERICA

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.

Testimonials

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.

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Recent Posts

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

two men on factory floor looking at a plastic part

Aug 22

Hoffer Plastics Meets Growing Demand with a Focus on Sustainability

Custom molder to showcase full range of injection molded caps, closures and fitments for flexible and rigid solutions at Pack Expo booth N11308 Sustainability is in Hoffer Plastics' DNA. So is meeting customer needs for safety, product functionality and aesthetics. Through its Lok™ family of closures, which will be on display at booth N11308 at Pack Expo 2023, Hoffer Plastics delivers environmentally friendly solutions that preserve product integrity while building customers' brands. These innovative solutions...

Aug 02

Hoffer Plastics Promotes Third-Generation Leaders to Co-CEOs

Three siblings. Three generations. And now, three CEOs. If good things come in threes, as the saying goes, Hoffer Plastics, a leading provider of custom injection molding solutions, definitely has a good thing going. The company’s board of directors has promoted Gretchen Hoffer Farb, Charlotte Hoffer Canning and Alex Hoffer to co-CEO’s following their successful sharing of the company’s leadership after taking the helm in January 2020. Together as Co-CEOs, they will formally share the...

Jul 26

5 Ways to Tell if a Custom Manufacturer is Truly Customer-Centric

Medical Product Outsourcing shared an article authored by Millie Nuno, Hoffer Plastics Vice President of Sales. Read more below about the five fundamental characteristics to look for when choosing a truly customer-centric custom manufacturer. In today’s consistently fluctuating medical market, one thing is certain: There continues to be a growing need for reliable custom manufacturing organizations that can help OEMs keep pace with these fluctuations. Medical product, equipment, and device manufacturers are faced with the...

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