The legal profession is under constant scrutiny. Law journals and business magazines regularly publish rankings of lawyers and law firms. We are proud that our firm is consistently ranked as a leading advisory firm in the fields of tax controversy, tax criminal law and D&O liability.

Legal500 EMEA 2022

Having been established in 2018, ALTHUBER SPORNBERGER & PARTNER Rechtsanwälte has made a name for itself as a boutique specialising in tax disputes, tax criminal law, as well as tax-related D&O liability. Franz Althuber has extensive experience in corporate tax law, advising on risk management and corporate disputes, and is also well versed in representing directors and officers in tax litigation. Criminal tax and tax procedural law expert Martin Spornberger frequently acts for clients in proceedings before administrative authorities and courts, in addition to counselling on preventative strategies.


Legal500 EMEA 2021

Boutique firm ALTHUBER SPORNBERGER & PARTNER Rechtsanwälte has been in existence since 2018 has a core focus on tax disputes, tax criminal law and D&O liability. Franz Althuber handles tax and liability proceedings in addition to expertise in corporate tax law. Martin Spornberger is a certified tax advisor and is often retained to assist with complex tax disputes.

Extremely capable advisors, focussed, reliable and responsive.“


ITR World Tax 2021

The ITR World Tax 2021 ranking, published annually by the renowned british branch magazine International Tax Review (ITR), ranks our firm as a top firm (tier 1) in the the field of tax controversy.

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ITR Tax Leaders 2020

In the latest edition of Tax Expert Guide, annually published by the renowned british branch magazine ITR (International Tax Review), our partner Franz Althuber is ranked again as a “highly regarded” Tax Leader.

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Legal 500 EMEA 2020

ALTHUBER SPORNBERGER & PARTNER’s expertise includes tax disputes and tax audits, tax criminal law and tax risk management for small, medium-sized and large companies as well as private individuals. Name partners Franz Althuber and Martin Spornberger are the key contacts, who appear before revenue and customs offices, the Federal Tax Court as well as the Supreme Court.“


Chambers Europe 2020

Franz Althuber is best known for his strength in tax disputes, advising companies as well as private individuals on liability and criminal procedures in front of courts and authorities.”


Client Choice Award 2020

Our partner Franz Althuber is among the winners of the “Client Choice Award 2020” in the category “Corporate Tax”. Established in 2005, Client Choice recognizes those law firms and partners around the world that stand apart for the excellent client care they provide and the quality of their service.


WWL Thought Leaders – Corporate Tax Controversy 2020

Our partner Franz Althuber is ranked by the branch magazine Who’s Who Legal (WWL) and recommended as a thought leader in corporate tax controversy.


ITR World Tax 2020

Althuber Spornberger & Partner is a new boutique law firm specialising in tax legal work such as tax disputes, tax criminal law and directors and officers’ liability. The firm’s founding partners are Franz Althuber, Martin Spornberger and Maria Althuber-Griesmayr. There is one counsel and one associate supporting the team.

Client feedback: „Very professional, quick and humorous – I really appreciate the way they work.


Who’s Who Legal – Corporate Tax 2019

Franz Althuber of Althuber Spornberger & Partner Rechtsanwälte is a well-known lawyer with a deep knowledge and understanding of tax law.” Clients applaud him for his depth of experience, speed of response and “rapid perception of the core problems and our needs.