Rüdiger Bonnmann has been advising well-known companies in the most important areas of real estate business law for almost 30 years.

He specialises in advising project developers, investors, insurance companies and other companies in the real estate industry. He focuses on private and public construction law, project-related advice and commercial landlord and tenant law, in particular advising companies on leasing new locations and company headquarters. He also advises on real estate transactions, in particular forward deals (both asset and share deals).

He is co-editor of the practical handbook "Gewerberaummiete" (Commercial Tenancy) and author of numerous essays and articles on real estate law. He is a regular speaker on real estate law topics at meetings and conferences.

Rüdiger has been a lawyer since 1992, a specialist lawyer for administrative law since 1998 and a specialist lawyer for tenancy and residential property law since 2012. Before joining Osborne Clarke in 2013, he was a partner at a German, internationally active commercial law firm in Cologne since 2000.

In the Handelsblatt ranking for 2019, 2020 and2021, Rüdiger Bonnmann is named as one of “Germany’s Best Lawyers” for the area of real estate business law.

Helping you succeed in tomorrow's world

With decades of experience and expertise, entrepreneurial thinking as well as goal-oriented advice, I help and support my clients in the most important areas of real estate law.

Hamburger Sparkasse (Haspa)

Osborne Clarke advises Hamburger Sparkasse (Haspa) on lease of new corporate headquarters in ABG-Deutschlandhaus

Ernst & Young (EY)

Osborne Clarke advises EY on lease of 14,500 sqm in an office building in Düsseldorf

OSF Digital

Osborne Clarke advises OSF Digital on the acquisition of netnomics, read more

MSH Medical School Hamburg GmbH

Osborne Clarke berät die MSH beim nachhaltigem Neubau der „Hochschule von morgen“ in Hamburger HafenCity, lesen Sie hier mehr


Osborne Clarke has advised DoorDash on USD 750 million Series B financing round of rapid delivery firm Flink SE, read more

Ernst & Young (EY)

For 20 years, rental law advice on all new leases in Germany

Germany Subsidiary of German pension fund

For 10 years, advice on all real estate transactions, in particular forward deals (both asset and share deals).

Warburg Pincus

Osborne Clarke advises Warburg Pincus in McMakler Series C2 financing round, read more


Osborne Clarke named "Law Firm of the Year Germany 2020", read more

Ernst & Young (EY)

EY on the €236m sale of Eschborn Plaza by Commerz Real to Aurec Group, read more


Advised GSA on the acquisition of the Headquarter portfolio.