Sihm Højtryk A/S is a private Company that produce, market, sell and service our own products Worldwide under the trademark Aquatool, in addition to this we also distribute well-known brands within the high pressure industry. Sihm Højtryk A/S is today one of the world’s leading manufacturers of high-pressure equipment to the oil and gas industry with various applications, such as; surface treatment, water cutting and hydrostatic pressure. A long and proven reference list act as testimony that Sihm Højtryk A/S is a reliable partner for entrepreneurs and the oil and gas industry. High pressure units built to customer specification are a part of our extensive production programme. Besides this Sihm Højtryk A/S also manufacturer a complete range of equipment for high pressure wash down, sewer cleaning and roof cleaning. Furthermore, Sihm Højtryk A/S develops and sells state-of-the-art solutions for Chemical injection and liquid Co2. Sihm Højtryk A/S is organised in a sales team, project team, R&D team, production team and a service team, whose mission is to deliver high pressure solutions world wide. Our service team has been through extensive training, amongst others they are certified by Parker to mount / manufactore hoses with working pressure up to 4,000 bar. Furthermore, they have taken a BOSIET course, meaning they are ready to service our equipment offshore all over the world.

Global Distribution

Sihm Højtryk A/S distributes high pressure equipment world wide either through the office in Denmark or strategic agents on the local markets.


Sihm Højtryk A/S was founded April 1st 1991 by Kurt Sihm.


Sihm Højtryk A/S was established in the garage of Kurt Sihm as a one man company. The Company has continuously evolved from the sale of conventional high pressure equipment to advanced industrial customised solutions. A generational change in 2004 also resulted in a decision to enhance the servicing of the offshore sector. This proved to be a smart move and we now have custom-build high pressure units worldwide. Sihm Højtryk A/S presently employs 12 persons, that design, build and service high pressure systems up to 7,000 bar, used for among other Things surface treatment, pressure testing and Water cutting. The company is appointed agent and service center for some of the leading high pressure brands; Hammelmann, Resato, StoneAge, Dynajet, Bolondi, TST Sweden, Oertzen and Parker. The company is located in w new industrial area in eastern Esbjerg close to the motorway


The company is owned by Mr. Frank Sihm with 100% share Capital.

Management System

Sihm Højtryk A/S are DS / ISO 9001:2008 certified. Furthermore, we meet the requirements of; DS / ISO 14001 QHSAS 18001

Qualifications and Membership

Our Quality Management System is approved and certified by DNV – certificate 127108-2012 -AQ – DEN- DANAK

Furthermore, we have been Achilles qualified since 2011 – ID 28449.

We are members of OffshoreEnergy.dk and Esbjerg Erhvervsudvikling (Business Development Esbjerg)

Core Values

We work from the following company values;


We want to be Denmark’s biggest and best high pressure company.

We will accomplish this by always being innovative and cutting edge high pressure equipment.

We offer our customers honest counselling and technical feedback ensuring that they get the best suitable high pressure solutions.


Through a structured approach to internal processes and a strong organisation, we ensure that our work is always at the top.

We create stability by continuously educating staff and customers, internally as well as externally at our suppliers.

On time delivery builds a trustworthy relationship with our customers.

Core Values

We exist because of our customers!

We offer quality high pressure equipment from world-leading manufacturers, with the latest technologies, with emphasis on;
performance, reliability, economy and safety.

Follow Us

Follow us on Facebook og LinkedIn