Maurus Winzap is a partner and heads the Tax Team. Maurus Winzap' practice covers all areas of domestic and international corporate taxation. He acts for a broad range of corporate and financial clients, and has developed significant expertise in planning and advising on M&A and private equity transactions, structured financings, corporate restructurings, relocations, capital market transactions, collective investment schemes and management incentive programmes. Furthermore, he focuses on advice to high-net-worth individuals, family offices and companies in connection with succession and estate planning.

Maurus Winzap is a Member of the Executive Committee of the International Fiscal Association ("IFA") and a Member of the Executive Board of the Swiss Tax Law Association (Swiss branch of the IFA). He regularly lectures and publishes in his areas of practice.

Maurus Winzap has been recommended by several international directories such as Chambers, The Legal 500, Who's Who Legal and Best Lawyers as a leading lawyer.

Born in 1972, Maurus Winzap received his degree in law from the University of Zurich in 1997 and his Master of Laws from the University of Virginia in 2002. He was admitted to the Zurich Bar in 1999 and became a Swiss certified tax expert in 2004.

Maurus speaks German and English.

Bar Admissions
He is registered with the Zurich Bar Registry and admitted to practice in all Switzerland.

Significant Accomplishments

Swiss Life - EUR 500 Mio. Senior Bond

Walder Wyss advised UBS on Siegfried bridge financing

Walder Wyss with the banking syndicate on Galderma EUR 500 million bond issuance

Walder Wyss advises Banking Syndicate on Club Deal Financing for Kantonsspital Aarau AG

Biotech Company CRISPR Therapeutics (NASDAQ) issued USD 600M Convertible Notes

Walder Wyss advises UVC Partners as lead investor in USD 24 million financing round of Metafuels AG

Walder Wyss beriet die Garage Auto Kunz AG beim Verkauf an die Gross Garage Gruppe

Switzerland Innovation Park Zurich - CHF 445 million credit facilities agreement

Chambers Global 2026 Rankings

Swiss Life - CHF 225m Hybridanleihe

Walder Wyss with the banking syndicate on Galderma CHF 175 million bond

Zürcher Kantonalbank - Financing of Sedrun Solar

Valtronic sells two subsidiaries with production sites to Cicor

Swiss Life - CHF 250m Hybridanleihe

Helvetia - CHF 300m Syndicated Revolving Credit Facility

Corient acquires Stonehage Fleming and Stanhope Capital

Eraneos erwirbt abaQon

Frutiger beteiligt sich an Blumer Lehmann

Cembra Money Bank AG CHF 1bn Auto Covered Bond Programme

Walder Wyss berät Chrysalis Investments Ltd. im Zusammenhang mit Beteiligung an wefox

UBS Switzerland AG and Zürcher Kantonalbank - Financing for QR Group AG

Raiffeisen Switzerland Cooperative provides aquisition financing to Halphamicron Holding SA

Boostbar AG gibt EUR 16 Millionen Series-B-Finanzierungsrunde bekannt

UBS Switzerland AG - Financing for Brack.Alltron

Jacobs-Gruppe vereinfacht Organisationsstruktur

Walder Wyss advised Sequotech SA and its subsidiaries in connection with a multicurrency credit facilities agreement

Veraxa Biotech merges with Voyager Acquisition Corp.

Repower verkauft PLUG'N ROLL

TravelPerk closed its acquisition of Yokoy

Banque Cantonale de Genève successfully issues its first Eurobond

Walder Wyss with the banking syndicate on Galderma inaugural EUR 500 million bond and new dual tranche CHF 435 million bonds

Sandoz successfully issues EUR 500 million Eurobonds

Swiss Life - EUR 500 Mio. Senior Bond

Barry Callebaut successfully places Eurobonds in an amount of EUR 900 million and EUR 850 million

vVARDIS group closed secured term loan financing

Walder Wyss advised Astorg on the acquisition of Redslim Group

AMAG Leasing AG - CHF 250 Mio. Senior Unsecured Bond

UBS Switzerland AG - Financing for POLYGENA AG's acquisition of Kubo Tech AG

Swiss Life - CHF 575 Mio. Senior Bonds

Walder Wyss advised RONAL GROUP on EUR 155 million credit facilities

embotech AG - Schweizer Anbieterin von IT Lösungen für autonomes Fahren schliesst Series B Finanzierungsrunde über CHF 23.5 Mio. ab

Swiss Life - Aktienrückkaufprogramm

UBS Switzerland AG provides acquisition financing to SIX Exchange Group AG

Walder Wyss advises Mercer on the acquisition of hkp///group

Beneficial ownership - Is the tide turning?

UBS Switzerland AG - Financing for Meeberg Leasing Switzerland AG

Swiss Life - EUR 500 Mio. Hybridanleihe

Sandoz successfully issues EUR 600 million Eurobonds

CorFlow Therapeutics AG - EUR 44 Mio. B-Runde

Boehringer Ingelheim acquires veterinary therapeutic vaccines developer Saiba Animal Health

Walder Wyss advised Neustark AG on USD 69m Financing Round

Bregal Unternehmerkapital erwirbt Mehrheitsbeteiligung an BSI Software von Capvis

Windyty, S.E. Acquires Majority Stake in meteoblue ag

SkyCell AG closed USD 116m Series D Financing Round

Barry Callebaut successfully places EUR 700 million Eurobonds

Helvetia - CHF 230 Mio. Senior Bond

KLAR Partners erwirbt BÜHLMANN Laboratories AG

Vaudoise-Gruppe übernimmt Prevanto

SOPHiA GENETICS SA closed secured term loan financing

Deutsche Bank, ING Bank, and UniCredit provide EUR 8.1bn acquisition financing to Swisscom

Swiss Life - CHF 600 Mio. Senior Bonds

u-blox - CHF 140 million Syndicated Revolving Credit Facility

UBS Switzerland AG - Financing for EGS Beteiligungen AG's acquisition of SERTO Group

Walder Wyss advised CRISPR Therapeutics (NASDAQ) on USD 280 Million Equity Issuance

BOBST GROUP SA begibt vorrangige unbesicherte Anleihe über CHF 200 Millionen

Nordic Infrastructure AG completes EUR 215m Green Financing

UBS Switzerland AG and Zürcher Kantonalbank - Financing of the Acquisition of Iconia Group

ABB acquires Sevensense Robotics

Sandoz successfully issues EUR 2.0 billion inaugural Eurobonds

Walder Wyss advised Ionisos group

Zusammenschluss von SETEX und Datatex mit Elvaston

SkyCell AG - USD 57m financing round

deskbird schliesst eine Series A Finanzierungsrunde in der Höhe von USD 13 Mio. ab

Walder Wyss berät AMAG Leasing AG bezüglich der Ausgabe von CHF 365m Green Bonds

UBS Switzerland AG - EUR 100 million revolving credit facility agreement for Zehnder Group

TP24 raises CHF 400m of additional funding from Barclays and M&G

Cornèr Banca SA begibt Senior Unsecured Anleihe über CHF 150 m

UBS Switzerland AG - CHF 700 million multicurrency credit facility agreement for On (NYSE:ONON)

UBS Switzerland AG - Financing for Capvis' acquisition of Schurter Group

Walder Wyss berät AMAG Leasing AG bezüglich der Ausgabe von CHF 170m Green Bonds

CHF 150 million credit facility agreement for Bauwerk Group

Reata closes secured term loan financing for up to USD 275 million

DSM and Firmenich have completed their EUR 35 bn merger, becoming the leading creation and innovation partner in nutrition, beauty and well-being

CABB group - EUR 670 million senior secured floating rate notes and 8.75% senior secured fixed rate notes due 2028 and new EUR 110 million revolving credit facility

UBS Switzerland AG - CHF 1.4 billion multicurrency syndicated revolving credit facility for Maus Frères SA

Legalcommunity.ch Awards: Walder Wyss Receives Awards as Market Leading Firm and Labour Law Firm of the Year

CHF 450 million sustainability-linked facility agreement for Clariant AG

Inflexion erwirbt Mehrheitsbeteiligung an dss+ von Gyrus Capital

Bavarian Nordic Acquires Emergent BioSolutions' Travel Vaccines Portfolio

Porsche SE invests in ABB E-mobility's CHF 325m Pre-IPO Private Placement

Hakan Koç and Pyrros Koussios complete acquisition of eSIM and compliance technology leader Truphone

Swiss Life - CHF 600 Mio. Senior Bonds

UBS Switzerland AG - Financing of the Acquisition of a Majority Stake in CSD Group

UBS Switzerland AG - CHF 150 million Credit Facilities Agreement for ORIOR Group

Sagard NewGen erwirbt eine Minderheitsbeteiligung an der Unit8

Swiss Life - CHF 500 million Syndicated Revolving Credit Facility

DPE platziert EUR 708 Mio. Continuation Fund

UBS Switzerland AG - CHF 150,000,000 Credit Facility for Auto-Interleasing AG

Credit Suisse (Switzerland) Ltd. - Financing of Unlimitrust Campus

Swiss Life - EUR 700 Mio. Senior Bond

Switzerland - Securitisation Laws and Regulations 2026
SIX Swiss Exchange launches "Separate Trading Lines Equity Securities Listed Abroad" for foreign-listed Swiss buybacks
Intra-group Debt Financing: Updated Safe Haven Rates and Thin Capitalisation Rules
Securitisation 2026 - Switzerland
Lexology: Structured Finance & Securitisation
Corporate Tax 2026: Switzerland Chapter
Swiss Population Rejects Federal Estate and Gift Tax Initiative
Employee Share Plans in Switzerland: Overview
Key Swiss Tax Practice Update: Welcome Adjustment of Rules on the Taxation of Convertible Loans
Intra-group debt financing: Updated safe haven rates and thin capitalisation rules
Securitisation 2025 - Chapter Switzerland: Law and Practice & Trends and Developments
Swiss Federal Tax Administration's Update on the Circular Letter on Taxation of Companies in Distress
Structuring of private equity acquisitions in Switzerland
Corporate Tax 2025: Switzerland Chapter
Swiss Federal Council Rejects JUSO Estate Tax Initiative
Beneficial ownership - Is the tide turning?
Financing of Start-up and Early-Stage Companies with Convertible Loans Swiss Tax Considerations
Employee Share Plans in Switzerland: Overview
Intra-group debt financing: updated safe haven rates and thin capitalization rules
Corporate Tax Laws and Regulations Switzerland 2024
Federal Supreme Court confirms strict practice of Federal Tax Administration concerning stamp duty restructuring relief
Offset of losses is to be extended
Swiss electorate votes in favour of global minimum tax
Federal Council opens consultation on the taxation of home offices abroad
Structuring of private equity acquisitions in Switzerland
Structured Finance & Securitisation - Chapter Switzerland
Securitisation 2023 - Chapter Switzerland: Trends & Developments
Intra-group debt financing: updated safe haven rates and current thin capitalisation rules
The Acquisition and Leveraged Finance Review
Tax-optimised employee share plans for privately held Swiss companies and start-ups
Corporate Tax 2023: Chapter Switzerland
Banking & Finance 2022: Switzerland - Trends and Developments
Employee Share Plans in Switzerland: Regulatory Overview
Swiss reject tax reform aiming at strengthening domestic debt capital markets
Employees working from home: Permanent establishment risks in a Swiss intercantonal context
Securitisation 2022 - Chapter Switzerland
Withholding tax and securities transfer tax reform aims to strengthen debt capital market
Swiss Withholding Tax and Securities Transfer Tax Reform to Strengthen the Swiss Debt Capital Market
Swiss electorate rejects planned abolition of stamp duty on companies
Intra-group debt financing: updated safe haven rates and thin capitalization rules
Swiss Federal Administrative Court's ruling of 29 November 2021: A welcome relief for distressed Swiss companies
The Acquisition and Leveraged Finance Review
Corporate Tax 2022: Chapter Switzerland
Banking & Finance 2021: Switzerland - Trends and Developments
Besteuerung von Patenten und Lizenzerträgen
Mitarbeiterbeteiligungspläne in der Schweiz: regulatorischer Überblick
Abschaffung der Emissionsabgabe zur weiteren Stärkung der Schweizer Wirtschaft
Securitisation 2021 - Chapter Switzerland
Strukturierte Finanzierung und Verbriefung 2021 - Kapitel Schweiz
Erstes Doppelbesteuerungsabkommen Schweiz/Brasilien wird 2022 Realität
Unterliegen Schweizer Crypto-Unternehmen dem FATCA und dem automatischen Informationsaustausch?
Schweizer Tonnagesteuer
New capital band: greater flexibility in capitalisation of Swiss companies and necessary changes to tax law
Trends and Developments in the Swiss Securitisation Market
Corporate Tax 2021 - Chapter Switzerland
Federal Council to request Parliament to abolish withholding tax on bonds
Tax Newsletter - Swiss Federal Council to request Parliament to abolish withholding tax on bonds
Tax relief on employee shares in start-ups and other non-listed companies
Neue Vorschriften zu Steuergutschriften eingeführt
Steuererleichterung für Mitarbeiteraktien an Start-ups und anderen nicht börsennotierten Unternehmen
Wie wirkt sich die EU-Richtlinie über die Zusammenarbeit der Verwaltungsbehörden auf internationale Konzerne mit Sitz in der Schweiz aus?
Meldepflicht für grenzüberschreitende Gestaltungen: Wie wirkt sich die 6. Richtlinie über die Zusammenarbeit der Verwaltungsbehörden (DAC 6) auf internationale Konzerne mit Sitz in der Schweiz aus?
Tax treatment of debt waivers and other debt-to-equity swaps
Verbriefung 2020 - Kapitel Schweiz
Employee share plans in Switzerland: regulatory overview
New step-up on migration instrument introduced
Neues Schweizer Step-up bei der Umstellung
Besteuerung der digitalen Wirtschaft: Schweizer Antwort auf die kürzliche Verlautbarung der OECD
Corporate Tax 2020: Chapter Switzerland
Willkommene Lockerung der Bestimmungen über die schweizerische Verrechnungssteuer auf ausländischen Anleihen, garantiert durch die Schweizer Muttergesellschaft
Wesentliche Veränderungen bei der schweizerischen Verrechnungssteuer auf Zinszahlungen
Chapter Switzerland
Structured Finance & Securisation - Chapter Switzerland
Switzerland adopts new corporate tax reform
«The Acquisition and Leveraged Finance Review», Kapitel 18: Schweiz
Venture capital investment in Switzerland: market and regulatory overview
Konzerninterne Fremdfinanzierung: Aktualisierte «Safe Haven»-Zinssätze und Regelungen zur Unterkapitalisierung
Initial Coin Offering - Mehr Klarheit bei den steuerlichen Auswirkungen
Government publishes detailed draft for corporate tax reform
The Securitisation & Structured Finance Handbook 2018
Finale Beschlüsse zu Schweizer Prinzipalgesellschaften und zum Finanzsektor
Schweiz: Der Nationalrat verabschiedet die Unternehmenssteuerreform
Schweiz: Das Schweizer Oberhaus veröffentlicht überarbeitete Vorschläge für eine Unternehmenssteuerreform («Steuervorlage 17»), das Unterhaus soll über die Vorlage abstimmen
Securitisation 2018: Switzerland
Steuerfreie Gewinne bei Firmenverkäufen
Die Schweiz und Brasilien unterzeichnen ein Doppelbesteuerungsabkommen
Taxing Tokens - A Swiss Perspective On the Taxation of Initial Coin Offerings and Blockchain-Based Tokens
Die Schweizer Regierung verabschiedet eine Gesetzesvorlage für eine Reform der Unternehmenssteuer («Steuervorlage 17») und legt ihre Botschaft dem Bundesrat vor
Initial Coin Offering - Von Kryptowährungen bis hin zur Unternehmensfinanzierung
Die Schweizerische GAAP und die Interaktion mit Doppelbesteuerungsabkommen vor und nach BEPS
Regulierung von kollektiven Kapitalanlagen in der Schweiz
Employee share plans in Switzerland: regulatory overview
Initial Coin Offerings in Switzerland
Swiss Government publishes new detailed draft for a corporate tax reform («Tax Proposal 17»)
Structured Finance & Securitisation
Venture capital investment in Switzerland: market and regulatory overview
Recent developments in the Swiss ABS market 2015/16
Practical Law: Structured finance and securitisation in Switzerland: overview
Structured Finance & Verbriefung 2016
Vermögensteuer auf Aktien von Startup-Unternehmen - neue Regeln im Kanton Zürich