The company HTG GmbH

HTG High Tech Gerätebau GmbH is a specialized service provider in the fields of plant engineering, machine construction and apparatus engineering.

For national and international customers we develop demanding customised arrangements and machines. Our core competence exists in the construction, the electric and mechanical assembly, as well as from the prototype construction up to the series.

We are your system supplier, beginning with the first draft about the development, manufacturing, assembly / integration up to the service winding up.

Data privacy and data security are top priority for HTG.

We have been certified to DIN EN ISO 9001.

We see ourselves as a competent, innovative partner with a comprehensive product and service portfolio and we know that the idea of service is the platform of our success.

Therefore, we work in flat hierarchies and short decision paths. Competent, dedicated employees and a modern machine park and the nature of our business processes to the needs of customers in terms of quality, cost, delivery and flexibility to ensure the satisfaction of our business partners.

Code of Conduct

Preamble by the CEO

The standards and regulations in the business environment become more and more comprehensive and require, based on high liability risks, specific attention. The HTG High Tech Gerätebau GmbH is aware of this increasing responsibility and considers for their decisions and actions the economic and technologic effects as well as the social and environmental effects. Besides the high quality of our products and services we also include the awareness of the external environment to our factors of success. Together with your help, HTG will preserve this reputation in order ensure a sustainable management and appropriate appearance forwards stakeholders.

Dr. Mirko Doerk
Managing Director HTG High Tech Gerätebau GmbH


Please click here for a detailed version of the HTG Code of Conduct.


Focus on the specific needs of our customers, flexibility and the spirit of partnership have become the hallmark of high-tech equipment manufacturing HTG GmbH. Many of our customers are world leaders in their fields. They trust us. When will you trust in us?


1988 - Establishment of HTG High Tech Gerätebau GmbH


Reorientation and development of the HTG system supplier in plant, machinery and equipment for major industrial companies

Development and expansion of the customer base and optimized width. Introduction of an internal quality management system.

Terms of the new factory and office premises in Oberhaching Confirmation of the high quality standards through certification to ISO 9001:2000


HTG expands its portfolio with the development and production of its own innovative products for for measurement and testing automation.

Company founder Erich Fitz sold the company in the context of succession to the industrial holding Stemas AG and the new managing director Dr. Mirko Doerk.

The HTG High Tech Gerätebau GmbH is part of a strong group of companies with about 400 employees and over EUR 50 million in sales.

The HTG High Tech Gerätebau GmbH as a specialized service equipment manufacturing company in the field of machinery and equipment provides professional, comprehensive solutions from a single source. Our spectrum ranges from the development partner to the system supplier.

Since then more than two years the enterprise is led by the Stemas AG Industry-Holding and the managing director Dr. Mirko Doerk. Since him has done itself a lot with the HTG. The areas of Development and construction and therefore also the development of own products - measuring and testing technology - were further developed. In the meantime, the enterprise group has approx. 700 employees and an annual turnover of more than EUR 100 million.
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Together near in the customer

The HTG High Tech Gerätebau GmbH and the INKA System GmbH are part of Stemas AG Industry-Holding.
A strong group of 
medium-sized companies with about 800 employees and over EUR EUR 120 million in sales.

HTG High Tech Gerätebau GmbH

Your reliable partner system in plant engineering, machine construction and apparatus engineering.

HTG High Tech Gerätebau GmbH is a specialized service provider in the fields of plant engineering, machine construction and apparatus engineering.

We develop demanding, customer-specific units and machines for customers inside and outside Germany. These include operating industrial enterprises and car suppliers count beside DAX-listed companies, among the rest, to these also worldwide.

Our core competence is in design, electrical and mechanical assembly and installation, from the construction of prototypes up to series production.
Our attitude is flexibility in term of our consumers.

INKA System GmbH


We combine versatility and precision

For more than 35 years INKA is successful in the production of specialized machinery and today employs more than 70 employees at its location in Heiligenstadt, near Bamberg. With a team of experienced engineers and skilled workers INKA develops creative solutions to satisfy challenging and highly individual customer requirements.

Whether sophisticated Industry 4.0 automization solutions and specialized machines or equipment and tools, INKA offers the complete services along the process from development to final assembly and start of operation. This is the reason, why INKA is a much valued partner of its customers for tailor-made projects.

Because of its technical know-how and the high internal quality standards, INKA has already worked for a large number of customers from the automotive industry as well as plant engineering and machine construction.

Our Company Presentation

In form of a presentation you find summary of the company, our services, our reference projects as well as contact person in printable version here.