4th November 2025 By H&T Presspart
H&T Presspart acquires majority stake in Plas-Tech Engineering
Düsseldorf, Germany, 4th November 2025 — H&T Presspart, a division of the Heitkamp & Thumann Group, has reached agreement to acquire a majority stake in Plas-Tech Engineering, a privately-owned medical device manufacturer based in Lake Geneva, Wisconsin, USA.
Plas-Tech Engineering is recognized as a trusted partner for complex, high-precision medical components and devices. The company focuses on the design, development, and manufacturing of parenteral syringe systems and medical devices for the pharmaceutical and biotechnology industries leveraging advanced moulding technologies and design-for-manufacturing expertise to accelerate route-to-market of complex products.
The acquisition expands H&T Presspart’s manufacturing footprint into the United States and reinforces the company’s vision of being the most trusted and customer focused manufacturer of drug delivery devices in the world.
Christian Krätzig, President of H&T Presspart: “Plas-Tech Engineering is an excellent strategic fit for the H&T Presspart business. Plas-Tech’s proprietary portfolio of polymer prefilled syringe systems and its expertise in bespoke solutions for parenteral and medical device applications complements our offering and capabilities in the growing parenteral market. In addition, Plas-Tech’s site in Lake Geneva, WI opens new opportunities to serve our joint customer base globally.”
Aaron Hirschmann, President and CTO of Plas-Tech Engineering: “With its long-standing experience in the development and manufacturing of components and devices for the global pharmaceutical industry, H&T Presspart is the right home for Plas-Tech and its employees. Together, we will create strong synergies and drive shared growth.”
Aaron will remain with the business as a part of the executive leadership team and will continue to be a shareholder in Plas-Tech Engineering.
PMCF Investment Banking served as the exclusive financial advisor to Plas-Tech Engineering. Clearwater cF and Angle Advisors acted as financial advisors to H&T Presspart.
About H&T Presspart
H&T Presspart is a leading developer and manufacturer of drug delivery devices and components. With over 50 years of experience, it has built a global reputation for expertise, quality, and innovation in the pharmaceutical industry. With a wide portfolio of components, device solutions and services, H&T Presspart partners to deliver exceptional customer experience and accelerated routes to market of customers’ drug-device programs. H&T Presspart has 4 European manufacturing sites in Germany, Spain, Switzerland, and the UK and has sales representation in China, India, the USA, and Uruguay.
For more information, please visit www.presspart.com
About Heitkamp & Thumann Group
The Heitkamp & Thumann Group is a leading global partner for the development and supply of world class precision formed components, devices and services. Our products reach a large number of the global population on a daily basis – in portable energy, electro-mobility and health. Established in 1978, our family-owned company has grown into a dynamic Group of companies, encompassing three innovative Divisions and three supportive Business Units strategically located in nine countries and on three continents.
For more information, please visit www.ht-group.com
About Plas-Tech Engineering
Plas-Tech Engineering is a full-scale medical device manufacturer providing end-to-end support from early development to production. With 35+ years of experience, Plas-Tech has grown from precision moulding into a vertically-integrated partner offering concept development, prototyping and tooling, injection moulding, assembly, and validations for both low- and high-volume needs. The company has been recognized as a leading injection moulder having won Wisconsin Manufacturer of the Year in 2024 and was acknowledged as a Top Shop by Plastics Technology in 2025.
Plas-Tech’s Equinox brand delivers proprietary pre-fillable syringes engineered for evolving needs in drug delivery, combining advanced materials and customizable features for biologics and high-viscosity formulations.
For more information, please visit:
