Sontowski & Partner Group is a family-run investment company acting in the real estate industry. With the operative core business segment Development, the company combines independent and specialized project developers and portfolio holders, which emerged from the Sontowski & Partner Group. The independent operating companies of the Sontowski & Partner Group include S&P Commercial Development, S&P Homes, S&P Grund Invest and BayernCare. 

Through the division Investment & Digital Solutions, the Sontowski & Partner Group holds strategic investments in selected project developers, investment and asset managers, and PropTechs such as Branicks Group AG, zinsbaustein.de, and TLL Beteiligungs- und Grundbesitz AG. 

For almost 40 years, the Sontowski & Partner Group has been acting as an incubator for successful real estate companies. The track record includes numerous start-ups and investments including the food retail specialist GRR, the funding and investment manager Pegasus Capital Partners and the terraced house specialist HPB Hausbaupartner.