
Tax
Real Estate
Private Equity
Structured Finance
Olaf Mertgen is a Partner at Clifford Chance in Frankfurt am Main, specializing in national and international taxation issues. With extensive experience in tax due diligence, M&A, and real estate transactions, Olaf provides expert advice on acquisition structures, withholding tax issues, and structured finance. He has a strong track record advising private equity funds, banks, and strategic investors. Olaf's legal career began after studying law at the Free University, Berlin, and he has been a partner at Clifford Chance since 2017.

- Siemens Financial Services, HOCHTIEF and Demeter invested in Vulcan Energy in a investment on not available. - Deal value was 3900000000 Sector: Energy; Location: Germany. - On the acquirer side, counsel was not available, led by Dimitri Slobodenjuk, Dominik HeSS, Florian Mahler, Nicolas Cookson, Olaf Mertgen.
Dec 08 2025
4B
M&A

Partner
2017 – Unknown

Partner
1997 – 2016

- Aareal Bank AG acquired the target/assets from insurers in a securitisation on not available. - Deal value was 3400000000 Sector: Real Estate; Location: Germany. - On the acquirer side, counsel was not available; lawyers included Olaf Mertgen, Oliver Kronat.
Oct 30 2025
3B
Finance
Jan 18

1 min