From a mechanical workshop to a specialist in efficient workpiece clamping technology – the Swiss company GRESSEL AG has been involved in metalworking for 100 years.

1923 as a mechanical workshop
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GRESSEL AG was founded in 1923 as a mechanical workshop. In 1933, the first workbench vice was created and started a success story With the high-pressure tensioner launched in 1965, the company succeeded in gaining access to industrial production, and subsequently the medium-sized company repeatedly caused a sensation in the industry “in terms of tensioning technology”. Since mid-2014, GRESSEL AG has beenpart of SCHUNK GmbH & Co. KG from Lauffen / Neckar. SCHUNK is the competence leader for gripping systems and clamping technology. More than 3,500 employees in eight plants and 35 own national companies ensure an intensive market presence. With over 11,000 standard components, SCHUNK offers the world’s largest range of gripping systems and clamping technology from a single source.


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in Aadorf

Our goal is to achieve a strategically high vertical range of manufacture at the Aadorf site. As a result, we place a high value on modern machines and tools in our operation. Our core competencies include complete machining (3-, 4- and 5-axis) with clever clamping solutions, profile and surface grinding, turning of complex and fist-sized parts, assembly and laser marking.
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At the plant in Aadorf

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Sales partners in over 50 countries

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Largest vice program on the market

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Our values. Our Master Vision.

We ensure continuity in our relationship with customers, suppliers and employees as an independent, autonomous family business.
The safety, health and well-being of our employees as well as the safety of customers, suppliers, visitors and external companies who are in our company are of central concern to us. All employeesand supervisors comply with the applicable legal regulations concerning occupational safety and health protection and assume personal responsibility for their own safety and that of others within the scope of their knowledge.
Our actions are market-oriented and entrepreneurial
We promote the initiative and skills of all employees through the formulation of clear goals, delegation of responsibility and continuous training.

We develop products of high quality and sustainable benefit. We are growing in international markets by being recommended to others due to our above-average price/performance ratio and high readiness to deliver.

We invest the necessary resources to ensure a modern, efficient and environmentally friendly and safe state of production.
We are open, objectiveand tolerant. We respect and support each other.
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Our Sales

Make an appointment with our experienced clamping technology experts. Our employees and our sales partners will be happy to take the time to answer your questions and provide you with competent and comprehensive advice.

You will receive the contact details to save in your smartphone immediately and directly under the photo deposited QR code. Just scan and you’re done.

Sokha Hem


DE Süd, AT, CZ, SK, PL, CR, GB

Reiner Hartmann


DE Nord / Ost, NL

Matthias Zünd

Verkaufsleiter GRESSEL & SCHUNK


Markus Lau


Mobile: +41 52 368 16 16

Klaus Thut


DE Süd / Mitte, NL, BE, LU

Frank Scheurer



Bernhard Rösch

Key Account & Projekt Management

Vertriebstechniker DE Süd

Andreas Brunhofer

Produktspezialist Automation

Our know-how, state-of-the-art technology and the will, to always be a little ahead of the times, make us the right partner. Develop products, plan and manufacture – precisely tailored to the needs of our customers – is our passion.

When expertise meets precision, products are created that meet all requirements. From the first to the last process step, our focus is on quality. This is the only way to create solutions that satisfy our customers.
And us too.

We produce the GRESSEL product range in-house. From single parts to complex clamping solutions. There are hardly any limits to the complexity of the tasks set. With a machine park that leaves nothing to be desired, even the most demanding products and solutions can be produced on schedule.