• Customer-specific
    Our success is built on our ability to pinpoint our services to meet any order requirements exactly. We are
    experts not only in design and engineering, but also in
    mechanical processing, finishing and testing of complex components and special solutions
  • Intelligent
    One reliable partner. Always acting according to your needs. Worldwide. Now also certified according to ISO 13485 Medical
  • Making.
    We are close to you. To your needs, your markets, your users. Our capabilities for a sustainable partnership enable PWB to be a part of your solution.

PWB – Your Systems Partner for Drive Solutions and Precision Parts

On the market for over 35 years and equipped for the future: PWB AG is your technology partner for customized pneumatic, hydraulic (fluid technology), and electrical drive solutions as well as precision parts. Our services range from engineering to procurement, manufacturing, assembly, and logistics.

We are able to offer you local proximity and Swiss quality from our two business sites in Altstätten SG and Pfäffikon ZH. In combination with a strong partner network and our personal drive, you get impressive complete solutions which will advance you in international competition.


Learn about our wide-ranging services for individual components, large parts, and highly complex assemblies.



Whether it is a standard or customized drive solution, our crucial component for your solution is produced with state-of-the-art technologies.


The Company

Founded in 1981, PWB AG has developed into a complete solutions partner for high-quality drive solutions, precise components, and complex assemblies.


Up to date. Comprehensive. Informed.

Next milestone. PWB receives the medical certification.

After intensive preparation and three days of certification audit at PWB's headquarters, it is done. PWB is now officially certified according to DIN EN ISO 13485:2016 for the production and assembly of medical components and implants as well as precision turned and milled parts.

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Precision on the Web

Everything is new here! Our website has been individually milled from programming code to give you an ideal overview of PWB AG. A fresh design, well-organized content, and clear messages convey our company’s spirit and navigate web users through the strengths of what we offer as a business.

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Merger with MOLNAR AG

PWB AG and MOLNAR AG, two Swiss manufacturing companies that produce mechanical precision components and assemblies, are bundling their know-how and strengthening their presence on the market under the joint name of PWB AG.

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Current Trade Fair Schedule

W3+ in Jena, November 29th and 30th 2023

The cross-industry concept makes the W3+ Fair so unique: researchers, developers and producers from the four key technologies network with each other and meet top international experts from important application areas such as MedTech, Life Science, Automotive, Aerospace, Consumer Electronics and Tools & Machinery. Innovative strength meets concrete demand. With success: joint visions and new partnerships for the technological requirements of tomorrow are created around the W3+ Fair. The pace of technological innovation keeps increasing. This applies to all sectors. The W3+ Fair – THE networking and new business event for the optics, photonics, electronics and mechanics sectors – meets this trend head-on.

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