Guido Hassa
Senior Associate
Frankfurt am Main

Guido Hassa
Senior Associate
Frankfurt am Main
Contact details
Guido has more than 20 years’ experience in international taxation of corporate groups and banks.
In the course of his career, he has advised in particular on corporate structurings, ongoing corporate taxation and numerous inbound investments by non-domestic banking groups. Guido has broad experience in the field of tax compliance (e.g. tax declaration, tax reporting), field audit support, tax restructuring and withholding tax Issues.
Before joining Allen & Overy, Guido worked for several years as head of tax / tax senior manager for the German entities of a non-domestic banking group. Before that, he worked in the tax department of a major audit and tax advisory firm for over 10 years, rising to the position of manager, where he advised corporate and banking groups.
Qualifications
Academic
First German Law Degree, Georg August University Göttingen, Germany, 1996
Related articles

Publications: 22 June 2023
FASTER: the European Commission’s proposal to improve withholding tax procedures
The European Commission has released its much anticipated proposal on streamlining withholding tax procedures. The proposal for a Directive on the “Faster and Safer Relief of Excess Withholding Taxes”…

Qualifications
Academic
First German Law Degree, Georg August University Göttingen, Germany, 1996
Pro-bono experience
Advising /working with a German diversity association on taxation mattersPublished work
Guido Haßa / Martin Gosmann (2010) “Zweifelsfragen zu Konzernklausel und Verschonungsregel des § 8c KStG”, Der Betrieb 2010, page 1198 ffGuido Haßa (2010) „Wachstumsbeschleunigungsgesetz: Verwertung von Verlusten nach dem 1. Januar 2010“, in „pwc: steuern + recht April/2010“