The Family Office of the ARBAnova Family Foundation from Würzburg acquires all shares of the ISOHEAT GmbH, a specialist for electrical heating technology. Together, they are starting the next phase of development of the company from Ubstadt-Weiher.
Ubstadt-Weiher, 15.09.2025
The ARBAnova Family Foundation is continuing its growth strategy: With the acquisition of ISOHEAT GmbH, the ARBAnova Family Foundation is expanding its product portfolio in the field of electrical heating technology with components, assemblies and systems.
Process heat in industry is increasingly provided by electrical energy. There is a demand for high-quality heating components and engineered solutions from a single source for different temperatures and power ranges, shapes, sizes and ambient conditions, as well as applications in hazardous areas.
The transaction is an important milestone in the ongoing growth strategy of the ARBAnova Group. Reinhold A. Barlian, founder and entrepreneur, explains: "With the acquisition of ISOHEAT, we want to expand our solution portfolio in electrical heating technology. The technical expertise and products of ISOHEAT complement the portfolio of elke TECHNIK in Ellwangen in new temperature ranges and application areas. With the integration we are creating valuable synergies in a technologically regulated environment and access to new applications and markets."
ISOHEAT GmbH is based in Ubstadt-Weiher and was founded in year 2000 by Norbert Baumann, Emil Schmidt and Walter Wagner. Currently 61 people are employed at the production site in Ubstadt-Weiher.
Over the course of 25 years, the medium-sized company has developed into a specialist for engineered solutions in electrical heating technology and today has established relationships with manufacturers in the field of vacuum coating, environmental and recycling machines as well as process and laboratory technologies in Europe.
Mr. Dino A. Trslic, CEO of the ARBAnova Family Foundation, emphasizes: "We are looking forward to working with the entire ISOHEAT team, whom we warmly welcome in our ARBAnova Family Foundation with their very special know-how."
With its unique know-how in the field of design and production as well as on the basis of the comprehensive portfolio of high-quality heating components and certified heating systems, ISOHEAT develops customer-specific solutions also for use in hazardous areas.“
The shared vision, combined with expertise and strategic strength, offers great benefits for employees and customers. Emil Schmidt, co-founder and managing director of ISOHEAT GmbH, underlines this unique opportunity: "The technical expertise in electrical heating technology and the long-term orientation form an ideal constellation for the future. We will use this momentum to take our existing products and markets to the next level."
Norbert Baumann and Walter Wagner, co-founders and managing directors of ISOHEAT GmbH welcome the merger and explain: "For our 25-year-old company and for our employees, the takeover by the ARBAnova Family Foundation in Würzburg sets the course for the next phase of development and creates a stable basis for sustainable growth".
The ARBAnova Family Foundation is committed to the future at the Ubstadt-Weiher site and has integrated the ISOHEAT facility into the innovation and technology strategy from the very beginning. Mr. Dino A. Trslic, CEO of the family foundation, emphasizes: "We believe in the strengths, expertise and culture of ISOHEAT. The existing know-how and product basis is strong and we are starting here with the goal of jointly developing more advanced electrical heating technology – lasting and future-oriented."


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ISOHEAT's electric heating systems are used as high-quality radiant heaters in high-tech industries. Pictured (from left to right): Alexander Röhrs, Emil Schmidt, Dino A. Trslic, Norbert Baumann, Johannes Buhn, Björn Henkel, Walter Wagner

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Company building of the ISOHEAT GmbH in Ubstadt-Weiher

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ISOHEAT electrical heating systems as trace heating for process equipment, vessels, pipes, and valves

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ISOHEAT electrical heating systems as radiant heaters in vacuum thin-film systems for production of microprocessors, solar cells, and optical layers.