BHS Control Systems is a separate division and subsidiary of the BHS Group that develops control systems for complete plants and plant units. Control technology from BHS Control Systems isn’t just used in our own plants – we use our 30 years of experience to help companies from a wide range of industries, including the milling, food and animal feed industries as well as the recycling and process industry.

Whether it is the installation of new systems or the modernization of existing systems: BHS Control Systems develops customized SCADA solutions and programmable logic controllers (PLC) for every plant to deliver transparent process visualization and an intuitive operating concept. We support you from the first design step to commissioning, training, and maintenance through to modernizations and retrofits. We provide ultra-efficient control solutions for our core markets that are perfectly adapted to meet the challenging and complex applications they require.

The origins of the company trace back to Thoma Elektrosteuerungsanlagen GmbH in Babenhausen, Germany, which was founded in 1988 by Ferdinand Thoma. After being acquired on 1 January 2020 by the international BHS-Sonthofen Group in Sonthofen, Germany, the company has since been renamed BHS Control Systems GmbH & Co. KG and is now part of the group. We have been providing our customers with tailored, personal advice for over 30 years and offer expertise and solutions in control and automation technology for a wide range of industries.

All of the components we manufacture are designed and produced in line with our customers’ requirements at our location in Babenhausen. Our proactive quality assurance measures and the comprehensive traceability of all of our components means our customers can rest assured that they are receiving unparalleled standards, functionality, and reliability.

Dr. Steffen Kämmerer has been the Managing Director of BHS Control Systems GmbH & Co. KG, which is headquartered in Sonthofen, Germany, since 1 January 2020. He is also the Chief Technology Officer (CTO) of the BHS-Sonthofen Group.


BHS Control Systems employs a total of 15 members of staff at its Babenhausen location in Unterallgäu and the corporate headquarters in Sonthofen. All of our employees are experts, from software developers and engineers to technical support and sales specialists to administrative staff, and are the pillars of the company. Its portfolio consists of customer-specific control and automation technology with hardware and software used by grain and milling companies, in food production, for mixed feed and silo plants, and even in recycling plants.

BHS-Sonthofen is an owner-operated group of companies specialized in machinery and plant engineering with headquarters in Sonthofen, Germany. In keeping with our mission “Transforming materials into value,” we offer innovative process solutions, technologies and consulting services in the business areas Process Technology, Building Materials Machinery and Recycling & Environment. Our experts in the field of mechanical and thermal process technology with a focus on filtration, drying, mixing, crushing, and recycling form the basis for our success. Our company has a global presence, with 600 employees, four production facilities and nine subsidiaries. We realize innovative and efficient solutions for customers in a variety of industry sectors around the world.

Integrated management system

The integrated management system (IMS) is about much more than just quality – the BHS Group stands for sustainable corporate management based on responsible conduct.

Integrated management system

The integrated management system (IMS) is about much more than just quality – the BHS Group stands for sustainable corporate management based on responsible conduct.

New building of the Antersdorf mill opened

April 28, 2023
"Technology instead of chemicals" - true to this motto, the Antersdorfer Mühle relies on traditional milling craftsmanship paired with high technology. On 27 April 2023, Europe's most modern organic mill officially opened its new building in the Waltersdorf industrial estate in the town of Simbach am Inn. BHS Control Systems designed and implemented the complete control technology for the new building.

BHS Control Systems relies on safety solution from Siemens

September 7, 2022
Safety is always the number one priority wherever man and machine come together. However, integrating new safety technology into existing IT systems often poses a challenge. That is why BHS Control Systems will use Siemens’ comprehensive and flexible “SIMATIC Safety Integrated” safety solution in more projects in the future.

New Director of Electrical Engineering & Automation Technology in Babenhausen

February 1, 2022
Thomas Schön, Director of Electrical Engineering & Automation Technology at the Babenhausen site, has been coordinating the business of BHS Control Systems since 1 January 2022. The electrical engineer and computer scientist will drive sales of control and automation solutions.

BHS-Sonthofen Offers Control Solutions for Complete Recycling Plants

May 4, 2021
BHS-Sonthofen now offers turnkey control systems for complete plants in the field of recycling and environment thanks to the newly founded BHS Control Systems GmbH & Co. KG. The customer receives complete solutions tailored to their needs, including recycling, control, and automation technology from a single source. BHS provides assistance in transferring the control system to modern systems.

Enhanced security: BHS Control Systems commissions first plant with latest version of WinCC OA

April 16, 2021
At its in-house test center in Sonthofen, BHS Control Systems has commissioned the first plant whose control system is powered by the latest version of SIMATIC WinCC Open Architecture V3.17 from Siemens. Thanks to the new functions, the software offers enhanced security features and modern data archiving. BHS Control Systems will continue to provide full support for all existing versions.

BHS Control Systems gains Siemens Solution Partner status

March 1, 2021
BHS Control Systems is now officially listed as a solution partner and has thus joined Siemens’ global network of suppliers who deliver according to uniform quality standards. This was made possible by our outstanding application and system know-how, excellent industry knowledge, and extensive project experience in the field of control automation.

BHS-Sonthofen acquires control technology provider Thoma

January 1, 2020
The newly founded BHS Control Systems GmbH & Co. KG acquired Thoma Elektrosteuerungsanlagen GmbH from Babenhausen, Germany, as part of an asset purchase agreement on 1 January 2020. This allowed the BHS-Sonthofen Group to significantly expand its expertise in the area of control technology. Alongside Thoma’s existing business fields, BHS Control Systems is taking on the tasks of planning and implementing plant control systems for projects undertaken by the BHS Group.