CompanyGermanyUpdated Apr 4, 2026
Startup Family Office

Startup Family Office

Startup Family Office: Investor, Limited Partner • focus on Venture Capital, Private Equity • active in Germany, Europe • offices in Germany.

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Company Profile

Startup Family Office is a German venture capital firm that provides comprehensive support and capital to entrepreneurs. The firm acts as a reliable equity financing partner, offering long-term investments without fixed terms and assisting with liquidity challenges. They focus on fostering strong, sustainable growth by connecting founders with capital and strategic sparring partners. The firm actively seeks business models, particularly in the cleantech, foodtech, mobility, digital transformation, and automation sectors.

Founded in 2020, Startup Family Office was established by Martin Unger and Martin Mittermeier. Martin Unger brings extensive experience as a serial entrepreneur, primarily in CTO roles, and has guided numerous startups while also understanding corporate structures. Martin Mittermeier's background includes work at Project A, founding Kyto, and significant expertise in sales, marketing, and product development, alongside advising on digital investments.

Startup Family Office invests in early-stage companies, particularly those in cleantech, foodtech, mobility, digital transformation, and automation sectors. Their portfolio includes companies such as Vegdog, a food tech startup specializing in vegan dog food, ecoLocked, and MOBIKO. Vegdog, for instance, successfully closed a Series A financing round with SFO as an existing shareholder, aiming for expansion into new European markets.

The firm prides itself on its entrepreneurial expertise, offering a deep understanding of business building and a robust network of strategic partners, investors, and operational experts. Beyond the co-founders, their team includes a pool of "Paten" (mentors) like Manfred Wahl (software entrepreneur), Christian Kaller (Loopline Systems founder), Klaus Wagner (pet food industry specialist), and Hubert Deutsch (strategy, M&A expert). They also leverage "Experten" (experts) such as Florian Brick (Rocket Internet, Zalando), Mareike Busche (sales to C-level management), Boris Libeert (product teams), and Marc Forstmann (VR/AR agency founder), providing hands-on support for operational challenges. Startup Family Office is committed to values such as entrepreneurship, sustainability (ESG), excellence, added value, and reliability, investing only in entrepreneurs who align with these principles.

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