Thomas Dieker
About Thomas Dieker
Thomas Dieker is a lawyer based in Frankfurt/Main, DE and has been recognized in The Best Lawyers in Germany™ since 2027. Thomas Dieker is recognized in the following practice area:
- Frankfurt/Main, Germany
- Tax Law
Current Firm: Mayer Brown
Location: Frankfurt/Main, DE
It takes just a few minutes to optimize your profile for clients looking to engage and lawyers who are ready to refer.
Activate your profile and highlight why your peers recognized in Best Lawyers today.
Nearby Lawyers
Stephan Jüngst, admitted to practise law in Germany in 1996 and a specialist in construction and architectural law, has been managing partner and head of the firm’s nationwide real estate and construction law group since 2020. He has extensive experience advising on complex large-scale projects—including high-rise buildings, data centres, and stadiums—with a focus on contract drafting and negotiation, claim management, and the interplay with tenancy, public, tax, and co...
Dr Robin Fritz is senior managing partner of the firm. In addition, he advises entrepreneurs and companies, especially from the real estate industry, on all aspects of commercial law. Dr Fritz is a member of the advisory board of the department for key qualifications at Goethe University, Frankfurt, where he is also a lecturer in the Faculty of Law. Since 2004, he has also been honorary consul of the Czech Republic.
Dr Oliver Wolff-Rojczyk has extensive expertise in IT law, copyright, software and licensing law, competition law, trademark law, and commercial IP law. He primarily advises and represents rights holders in exploiting and enforcing their IP rights in civil and criminal proceedings, particularly regarding product piracy and IT compliance. He also supports IT companies in complex projects and represents clients in related litigation. Additionally, he advises on cybercrime matters, including man...
Dr Gerrit Ponath is Partner at Friedrich Graf von Westphalen‘s Frankfurt a.M. office. His area of expertise comprises legal advice to individuals and (family-owned) companies on all aspects of national and international estate planning and wealth succession as well as on tax-efficient structuring of assets. He furthermore focuses on providing legal advice to foundations and associations on all legal and tax issues arising in specific foundation- and association-related contexts. Here he...
Andreas Steck is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law and Regulatory Practice. Andreas, who practices law in Frankfurt/Main, Germany, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andreas is held by other top lawyers in the same geographic and legal practice area.
Dirk Freihube is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Dirk, who practices law in Frankfurt/Main, Germany, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dirk is held by other top lawyers in the same geographic and legal practice area.
Wolfgang Scholl is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Wolfgang, who practices law in Frankfurt/Main, Germany, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Wolfgang is held by other top lawyers in the same geographic and legal practice area.
Ulrich Johann is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Ulrich, who practices law in Frankfurt/Main, Germany, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ulrich is held by other top lawyers in the same geographic and legal practice area.
Explore and Learn
Recognizing Legal Leaders: The 2027 Best Lawyers Awards in Australia, Japan and Singapore
by Jamilla Tabbara
Market drivers, diversity trends and the elite practitioners shaping the legal landscape.
How Far Back Can the IRS Audit You?
by Bryan Driscoll
Clear answers on IRS statutes of limitations, recordkeeping and what to do if you are under review.
Musk v. Altman: The Lawyers Behind the Case
by Jamilla Tabbara
Meet the Trial Lawyers Shaping One of AI's Biggest Legal Disputes.
The Best Lawyers in France 2027: Peer-Reviewed Excellence
by Jamilla Tabbara
Seventeen editions of peer trust, a growing profession and a dynamic legal market.
Announcing the 2027 Best Lawyers Awards: Austria, Germany and Switzerland
by Jamilla Tabbara
Celebrating the legal professionals throughout Central Europe.
The Legal Teams Behind the Blake Lively–Justin Baldoni Settlement
by Grace Greer
A closer look at the legal teams and attorneys involved in the Blake Lively–Justin Baldoni litigation and its resolution.
How AI Is Changing the Way Clients Find Lawyers
by Jamilla Tabbara
Best Lawyers CEO Phil Greer explains how AI-driven search tools are reshaping legal marketing and why credibility markers matter.
When Is It Too Late to Stop Foreclosure?
by Bryan Driscoll
Understanding the foreclosure timeline, critical deadlines and the legal options that may still protect your home.
Can You Go to Jail at an Arraignment?
by Bryan Driscoll
Understanding What Happens at Your First Court Appearance.