Rosti Wisconsin
Looking for a plastic manufacturing partner in Wisconsin?
Look no further! Rosti Wisconsin has a prominent and progressive 34-year history in business, serving OEMs in the U.S. and beyond. Over the years, the Wisconsin locations have grown to include two state-of-the-art manufacturing facilities and a distribution centre, all located in Germantown, Wisconsin, totalling over 78,000 square feet.

Dennis McGuigan
Sales Manager
Rosti Wisconsin | N116 W18271 Morse Drive | Germantown, Wi 53022


Our services
Rosti Wisconsin delivers industry-leading design-for-manufacturing and full-service injection moulding using advanced simulation, data-driven methods, and proven engineering processes.
Design for Manufacturing (DFM)
We set the standard for plastic part design, prototyping, injection mould design, and mould simulation validation.
Advanced Simulation & Process Control
Using SOLIDWORKS Plastics Premium and RJG eDart systems, we provide predictive insights that streamline development and reduce time to market.
Data-Driven Engineering
A scientific, data-based approach guides material selection, part optimization, and tool design for consistent quality and efficiency.
Full-Service Injection Moulding
From metal-to-plastic conversion to production optimization, we support every stage of the injection moulding process.

Facts & Figures
78,000ft² Facility
85+ Employees
Established 1989
Certifications
Take a look at our industry specific certifications from approved bodies, to ensure we provide you with guaranteed service.
International Standard for Quality Management (2015 – latest version)
International Standard for Medical devices (2016 – Latest version)
Our Capabilities
Rosti Wisconsin operates state-of-the-art manufacturing facilities with advanced automation and efficient processes to deliver high-volume, precision-engineered components worldwide.

Advanced Manufacturing
Rosti Wisconsin operates state-of-the-art manufacturing facilities that set the industry benchmark through innovative technologies and highly efficient processes. Each month, the site ships more than 10 million parts to customers worldwide.

Automation at Scale
The facilities are recognised for their advanced automation in insert moulding, overmoulding and tray packing, enabling the reliable production of complex and sophisticated components at scale.

Fully Automated Moulding Cells
Our fully automated facilities runs 81 injection moulding cells supported by a central material handling system, enabling true lights‑out production managed by skilled engineers for maximum efficiency and consistency.

Engineered Production Power
Rosti Wisconsin also features five and six‑ton cranes and in‑cell two‑shot moulding capability, allowing us to produce highly engineered, top‑quality components with exceptional precision and efficiency.
Our facilities
Rosti Wisconsin operates highly automated manufacturing facilities designed for efficiency, scalability, and advanced production across a wide range of moulding technologies.
Bunsen Drive
A patented, fully automated “lights-out” facility operating since 2011. With 35 manufacturing cells, advanced robotics, and centralized material handling, Bunsen Drive delivers high-efficiency production without direct labor and supports future growth with larger press capabilities.
Morse Drive
Expanded to 40,000 sq ft, Morse Drive houses 46 fully automated moulding cells (35–400 tons) along with Rosti’s engineering, business development, and administrative teams. The facility also features “Automation Lane” for advanced insert moulding and automated tray packing.

Job Postings
We are pleased to announce the below available positions. Rosti is seeking talented people to join our dynamic team. If you or someone you know is interested please apply below.
