September 4, 2026
SMM 2026, Hamburg, 01.-04.09.2026
Looking back at SMM 2026 in Hamburg: Pleiger reflects on a successful week at the trade fair with business partners, new contacts, and colleagues.
Learn MorePleiger Maschinenbau
PLEIGER Maschinenbau has been developing and manufacturing high-quality solutions for shipbuilding, industry, and environmental technology since 1925. Precision, experience, and quality – in use worldwide.
Our Application Areas
Our engineers offer you solutions in the following areas:
Shipbuilding
Our products for your shipbuilding project
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Industry
Our products for industrial use
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Environmental technology
Our products for your environmental technology systems
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Metal foundry
At our own metal foundry in Witten, we cast custom components according to your specifications.
Learn MoreAbout PLEIGER
01
Shipbuilding
Over 7,000 ships worldwide equipped with Pleiger systems
02
Wastewater pumps
Reliable solutions for municipal and industrial applications
03
Coke oven valves
Precise control for high-temperature processes
04
Cast products made of light and non-ferrous metals
High-quality components for diverse industries
05
Innovative strength and in-house development
High-tech competence from a single source
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Reliability of a family-owned business
Tradition and stability combined
07
In-house training company with around 70 apprentices
Investing in the skilled workforce of tomorrow
Highlights and News
November 5, 2025
Europort 2025, Rotterdam 02.-05.11.2025
Pleiger at Europort 2025 in Rotterdam: a joint stand with Dallaserra Riderkerk Spares highlights strong international partnership in spare parts .
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September 15, 2025
100 Years of Pleiger
Celebrating 100 years of Pleiger: a special anniversary event in Witten with employees, families and friends, featuring plant tours and great catering
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December 3, 2024
Valve World 2024, Düsseldorf, December 3–5
Control, protect, seal: If you are looking for custom-fit valves that enable the best possible performance and efficiency for your plant, you will find what you are looking for at VALVE WORLD EXPO. Complement your valve directly on site with valve components and parts such as seals, measurement and control technology, actuators and positioners as well as pumps. With engineering services and software, VALVE WORLD EXPO rounds off its comprehensive range. Use VALVE WORLD EXPO to exchange experiences with numerous exhibitors. In discussions with associations and publishers, you can expand your kno
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September 3, 2024
SMM 2024, Hamburg, September 3–6
The No. 1 for innovation and networking in the maritime sector Welcome to the most important industry event of the year: As the world's leading trade fair and conference event for the maritime industry, SMM 2024 will bring together around 40,000 participants from over 120 countries and serve as a unique platform for business, exchange of ideas, and cooperation. More than 2,000 exhibiting companies provide an insight into the state of the art. Focus areas such as the Future Fuels Area and the AI CENTER provide access to specialized topics with high future potential, and four stages offer you
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June 10, 2024
Achema 2024, Frankfurt, June 10–14
Achema 2024 at "Messe Frankfurt", from June 10 – 14, 2024. Modern, interactive and always with a finger on the pulse: With a unique range of topics, exciting innovations and new event formats, the world's leading trade show for the process industry brings together experts, qualified users and interested parties from all over the world. Visit us in Hall 8.0 at Booth K98a. We look forward to seeing you! www.achema.de
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November 8, 2023
DIAM 2023, Bochum, November 8-9
We cordially invite you to visit us at the DIAM trade fair in Bochum. Here you will have the opportunity to meet our engineers and learn about our product highlights. We look forward to networking with you and engaging in an interesting conversation. Feel free to visit us at our booth and be inspired by our latest developments. We look forward to meeting you in person and presenting our products to you. See you at the DIAM trade fair in Bochum! www.diam-ddm.de
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September 5, 2023
Gastech Exhibition, Singapore, September 5–8, 2023
We cordially invite you to visit us at the Gastech exhibition in Singapore (September 5–8, 2023). Here you will have the opportunity to meet our Pleiger engineers and learn more about our product highlights. We look forward to networking with you and exchanging ideas in a pleasant conversation. Feel free to visit us at our booth and be inspired by our latest developments. We look forward to meeting you in person and presenting our products to you. See you at Gastech in Singapore! www.gastechevent.com
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July 29, 2022
Successful fight against ragging
This technical article was published in the DWA journal "Korrespondenz Abwasser, Abfall" in the 05/2022 issue Successful fight against ragging Development, construction and initial operating experience of an optimized impeller for wastewater pumps Markus Knop (Witten), Thomas Baack (Witten), Bernd Hohmeier (Witten), Marcello Di Brino (Dortmund), Guido Petrak (Dortmund), Markus Kamps (Dortmund), Hans Josef Dohmen (Duisburg), Friedrich-Karl Benra (Duisburg). More...
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June 7, 2021
Industry 4.0 with PLEIGER Technology
The industrial world has been in constant change since the beginning of the 18th century. Continuous technological change, international competition, as well as new market and customer requirements lead to the constant further development of products and processes. From time to time, however, this continuous change takes a leap forward and fundamental changes occur. Today, industrialization is divided into four phases: 18th century – Industry 1.0 – Mechanization of work processes 19th century – Industry 2.0 – Mass and assembly line production, electrification 20th century / 1960s – Indust
Learn MoreProducts
01
The new Power Pack EC-68
The new PLEIGER EC-68 actuator unit is an electrohydraulic actuator control for the most demanding requirements in a compact design with integrated control in the housing!
02
The Pleiger SH Series
Powerhouse up to 130,000 Nm – hydraulic actuator for valves and swivel applications up to 180°.