A strong alliance for our customers since 1901

The J.H.K. Group of companies has been an industrial and service group with great expertise in the fourth generation now. As a medium-sized family business we convince our customers with various services related to pipeline, steel, tank and apparatus construction as well as electrical plant engineering complementing them by the relevant engineering competencies. Moreover, we primarily operate in the fields of scaffolding and surface technology as well as in measurement and control systems for the mineral oil trade.

A person in charge coordinates the respective customer project in total and thus guarantees the rapid, qualitatively high and cost-effective realization. About 300 highly motivated and well-trained employees at the sites Bremerhaven, Großenkneten-Ahlhorn and Hamburg stand for the success of our customers.

We offer:

Long-lasting experience

Founded in 1901 as a coppersmithy

Strong alliance

Five operative companies with broad range of services

Bundling of expertise

Our strength lies in the bundling of our own and external project competencies 

Great expertise

About 300 permanent employees

Understanding of the industry

Highest quality and safety requirements

All from one source

Wide range of services from one source for the success of our customers

Our services at a glance

Industries at a glance

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Ship building

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Oil and gas

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Process industry

Offshore-Icon

Offshore

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Energy industry

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Infrastructure

Offshore

Since offshore wind industry has started in Germany we have established as a reliable supplier in this sector. We are active for renowned companies at the North and Baltic Sea for the prefabrication and assembly of secondary steel structures for offshore foundation structures, the electrical installation at wind power towers up to the pipeline construction on transformer platforms. Furthermore, we are acting as subcontractors in the offshore oil and gas sector. We feel at home on FPSO plants as well as on offshore production platforms.

Oil and gas

Being based in Großenkneten/Ahlhorn, in the most natural gas rich state of Germany, we have long-lasting experience in the oil and gas sector. We are familiar with the special high safety standards in the sour gas mining as well as with the special requirements with regard to materials and manufacture skills. For our customers in the oil and gas industry we are a reliable partner for the maintenance as well as in the construction sector.

Ship building

We are working on yachts, cruise liners, trade ships and various other types of ships as well as on FPSO units and tankers all over Europe. New building/repair shipyards or shipping companies are among our long-standing customers, but we have also been subcontractors for system providers for decades.

Energy industry

We dedicate our energy to the success of our customers from the energy industry. We are active for customers from the fossil as well as from the regenerative energy industry, and we fulfil the highest safety, quality and documentation standards. We support our customers in the project business as well as in the framework contract business for the maintenance to ensure reliable and safe production plants.

Process industry

Thanks to our many years of experience and continued expanding of our skills we have got a solid comprehension of the challenges the process industry is facing. This is particularly reflected by the fact that highest safety and quality standards are of utmost priority to us. We offer a wide range of services from one source to our customers and thus reduce the interfaces significantly with a simultaneous increase of the project quality.

Infrastructure

Our colleagues have been contributing for many years to the modernisation and maintenance of the German transport infrastructure mainly - whether roads, railways or sea routes. In particular, our location in Essen has many years of experience in bridge construction and railway crossings. We are also active in the maintenance of ship lifts or lock systems.

Our specialists at a glance

J.H.K.

Anlagenbau und Industrieservice GmbH & Co. KG 

We are your reliable partner in steel, pipeline, tank and boiler construction and operate your industrial  construction and maintenance projects from manufacture to assembly and commissioning according to highest standards.

J.H.K.

Industrie­beschichtung GmbH & Co. KG

Your industrial plants are maintained and protected with our corrosion protection which ensures their long living and economic efficiency.

J.H.K.

Engineering GmbH & Co. KG

Demanding, solution-oriented and innovative engineering in plant engineering is our strength.

M+F

Technologies GmbH 

Your experts for all services in automatization of tank storages, tank terminals and fuel supply systems.

J.H.K.

Regeniter GmbH 

Leading in steel and apparatus engineering in the field of thermotechnical plants.

Our News

13 Jan 2023
13.01.2023 11:53

The electrotechnology department of J.H.K. Anlagenbau und Industrieservice GmbH & Co. KG succeeded in acquiring a large-scale contract with a customer in Schleswig-Holstein (North Germany). For the new building of a production site of a biotechnology company...

13.01.2023 11:53

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11 Jan 2023
11.01.2023 12:10

We are very glad having been able to win again a framework contract with HES Wilhelmshaven. The contract was signed on October 18, 2022, and has become valid on November 1, 2022. We will in particular take over the maintenance work in steel and pipeline construction on the premises of HES.

 

11.01.2023 12:10

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03 Jan 2023
03.01.2023 11:17

The J. Heinr. Kramer Group of companies has continuously been developing into a successful provider of plant construction and industry services in its more than 120-year-old history. Enabling us to focus more intensely on our customers and to facilitate our cooperation, we are bundling the competences and sites of our two plant construction companies to one company.

03.01.2023 11:17

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© 2023 J. Heinr. Kramer Holding GmbH & Co. KG