Partner
Cyrill Diefenbacher
Zurich, Switzerland
Partner
Cyrill Diefenbacher
Zurich, Switzerland
Portrait
Cyrill Diefenbacher has broad experience in national and international corporate tax matters.
He advises clients on tax-related questions in the area of M&A transactions / restructurings / financing, real estate as well as crypto / NFT and also has broad experience in advising clients in the area of tax compliance. He frequently works on M&A transactions (buy-side or sell-side advice over all stages of the transaction, advice on management incentive schemes), restructurings and reorganizations and provides advice on various national or international corporate tax matters. His area of expertise includes Swiss VAT.
Cyrill Diefenbacher regularly speaks and publishes in the area of M&A tax / corporate tax law as well as taxation of crypto / NFT.
Cyrill is listed in Legal 500 in the fields of Tax and Fintech.
He advises clients on tax-related questions in the area of M&A transactions / restructurings / financing, real estate as well as crypto / NFT and also has broad experience in advising clients in the area of tax compliance. He frequently works on M&A transactions (buy-side or sell-side advice over all stages of the transaction, advice on management incentive schemes), restructurings and reorganizations and provides advice on various national or international corporate tax matters. His area of expertise includes Swiss VAT.
Cyrill Diefenbacher regularly speaks and publishes in the area of M&A tax / corporate tax law as well as taxation of crypto / NFT.
Cyrill is listed in Legal 500 in the fields of Tax and Fintech.
He is very responsive and perfectly suits my needs.
Client in Chambers 2023
Cyrill Diefenbacher is highly focused and precise in his advice yet always remains polite and responsive. The recommendations he provides are consistently outstanding, demonstrating both his deep expertise and commitment to delivering excellent results.
Legal 500 2025
He is a strong tax expert and has a fast turnaround.
Client in Chambers 2023
- Certified Digital Assets Advisor (since 2023)
- DAS FH in Swiss VAT (2022)
- Partner at Bär & Karrer (since 2022)
- CAS FH in Swiss VAT (2021)
- Associate at Bär & Karrer (2016-2021)
- Certified Tax Expert (2015)
- Consultant, Senior Consultant, Manager at a "big four" company in Switzerland (2011-2016)
- University of St. Gallen: M.A. HSG in Law (MLaw) (2011)
- Internship at Mazars Coresa (2008-2009)
- University of St. Gallen: B.A. HSG in Law (2008)
- English
- French
- German
- Member of EXPERTsuisse
- Member of the International Fiscal Association Swiss Branch (IFA Switzerland)
- Swiss Association of Certified Tax Experts
- Member of the International VAT Association (IVA)
- Member of the Swiss-Japanese Chamber of Commerce
- Member of Swiss Venture Club
- Member of the Crypto Valley Association (CVA) Working Group Tax & Accounting
