Press Release
Baar (CH), July 18 2025 – :em engineering methods AG – a portfolio company of Patrimonium Private Equity and Wille Finance, and a leading specialist IT-consulting firm for the digital transformation of industrial companies in German-speaking countries – acquires SEMP Consulting GmbH (“SEMP”), based in Landshut (Bavaria), through its holding company.
With this acquisition, the Darmstadt-based group strengthens its position in the strategically important field of Systems Engineering, an interdisciplinary approach to the development of complex systems and products. At the same time, it is expanding its customer portfolio, partner network, and geographical presence in Germany.
The growing market for Systems Engineering is driven by the increasing complexity of product development and the integration of physical and software-based components. SEMP supports customers in systems engineering and IT management and in ensuring the qualification and certification of employees.
Prof. Dr. Matthias Dorfner and Prof. Dr. Sebastian Schröter, founders and managing partners of SEMP, will remain operational managing directors and co-invested, this ensuring a seamless continuation of business relationships.
“The integration of SEMP into our group strengthens our market position in the DACH region in the areas of model-based systems engineering, including training, product lifecycle management, and digital services. We are delighted to have Prof. Matthias Dorfner and Prof. Sebastian Schröter on board as experienced consulting partners and managing directors,” explains Dr. Sven Kleiner, CEO of :em engineering methods.
“We are delighted to be shaping the digital future for engineering and beyond together,” emphasizes Prof. Dr. Dorfner.
“The merger is an important step for our group as part of our growth strategy, and enables us to expand our range of services in a targeted manner, further diversify our industry coverage, and broaden the development prospects for our employees,” adds Philippe Knüsel, Managing Director and Co-Head of Patrimonium Private Equity Advisors.
The group around :em engineering methods AG, founded in 2002, is expanding its position as a leading provider of digital transformation in the DACH region through an active acquisition strategy and organic growth.
:em engineering has been part of Patrimonium Private Equity’s investment portfolio since May 2024.
In addition to :em engineering methods AG, the digitalization and IT portfolio of the Patrimonium Private Equity Fund consists of the companies Grouplink (since 2022) and TestSolutions (since 2023). The portfolio also includes HübnerKTB (surface technology) and Octo Actuators (electric drive systems) in Germany, as well as B+G Switzerland (gardening and landscaping) and Roth Group (building insulation and fire protection) in Switzerland. The Patrimonium Private Equity team has supported over 20 platform investments in the DACH region and over 50 add-on acquisitions.
Patrimonium Private Equity portfolio companies
Contact
Philippe Knüsel
Managing Director
Co-Head Private Equity
+41 58 787 00 78
philippe.knuesel@patrimonium.ch
François Hutter
Head of Marketing
Media Relations
+41 58 787 00 08
media@patrimonium.ch
:em engineering methods AG
Founded in 2002 and headquartered in Darmstadt, :em engineering methods AG (“:em AG”) has other locations in Böblingen and Munich. With a comprehensive portfolio of consulting services, software development, and its own SaaS solution (ReqMan®), :em AG supports the digital transformation of blue-chip and mid-sized clients across industries in the DACH region throughout the entire product lifecycle. :em AG designs digitalization strategies and roadmaps, assists in the implementation of model-based digital development, and advises on the selection, introduction, and implementation of new IT systems. Its consulting focuses include Product Lifecycle Management and Digital Twin, Application Lifecycle Management, Model-Based Engineering, as well as Collaboration and Requirements Management.
www.em.ag
Patrimonium Private Equity
Patrimonium Private Equity is an equity partner for mid-sized companies, actively supporting succession and growth plans, and buy-and-build strategies. It is part of Patrimonium Asset Management AG (“Patrimonium”), an independent, owner-managed Swiss asset manager with a focus on private markets. Patrimonium is known for its direct and responsible investment approach in Switzerland, Germany, and neighboring countries. Patrimonium manages assets of CHF 5 billion (30.06.2025). With offices in Lausanne, Zurich, and Zug, the company employs over 70 people. www.patrimonium.ch
Wille Finance AG
Wille Finance AG is a family office founded in 2007. With a team of more than 20 professionals, it invests in private equity, real estate, and publicly listed companies.
In the private equity sector, Wille invests in growth companies and buy-out transactions, with a focus on software and life sciences. The geographical focus is on Europe and Israel. Wille Finance AG is a long-term investor and reliable partner for entrepreneurs. Its portfolio includes over 35 companies, 18 of which are in the software sector. www.willefinance.com
SEMP Consulting GmbH
Founded in 2020, SEMP Consulting GmbH is an independent, Germany-based consulting firm for Systems Engineering and IT management, accredited by the German Society for Systems Engineering. With an interdisciplinary team of up to 16 people, SEMP Consulting supports companies from various industries – including aerospace, automotive, plant engineering, railway, and medical technology – in the training, adoption, and application of Systems Engineering based on international standards. The company is led by two professors with long-standing expertise.
www.semp.consulting