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Frank Spoorenberg acts as arbitrator on commercial arbitration cases, including construction as well as supply and distribution agreement disputes. He also represents clients in post-M&A cases. A source states: "What makes him very pleasant to work with is that he is very calm, he is always on top of the issues and he is very straightforward."
Chambers Global and Europe (Counsel, Arbitrators), 2022

"Frank Spoorenberg is recommended in the Who's Who Legal Global Leader (Arbitration)", 2022 and in National Leader – Switzerland (Arbitration), 2022

Pierre-Yves Tschanz of Tavernier Tschanz combines an "extremely impressive ability to master a huge amount of factual and legal material" with "examplary judgement and diplomacy".
Who's Who Legal (Arbitration), 2021

"One source describes him as 'extremely fair, balanced and very analytical in his reasoning'".
Chambers Global, Switzerland, 2021

"Interviewees enthuse that he is 'good at getting to solutions and good at taking an innovative approach'. He is also described as a 'meticulous lawyer who provides good-quality work'".
Chambers Europe, Switzerland, 2021

"He is wonderful to appear before". "He is good at getting to solutions and good at taking an innovative approach".
Chambers Europe, Europe-wide, 2021

Pierre-Yves Tschanz is recommended in the Who's Who Legal: Arbitration 2021

Frank Spoorenberg possesses "extensive knowledge of the arbitration process" and provides a "strategic and professional approach" in M&A, financing and contract disputes.
Who's Who Legal (Arbitration), 2021

Frank Spoorenberg is an "excellent professional, he is quick and reliable and he has a bright spirit," according to sources. He acts as arbitrator on commercial arbitration cases, including construction as well as supply and distribution agreement disputes. He also represents clients in post-M&A cases.
Chambers Global and Europe (Counsel, Arbitrators), 2021

"He is very calm in hearings when it comes to producing rulings," says a source, further noting: "He is very diligent, he never loses track of things and he has a very good, analytical mind."
Chambers Global, Europe, 2021

"Pierre-Yves Tschanz is widely recognised for his activity as president and co-arbitrator on a variety of cases, including construction and gas price disputes. Sources report: 'He is wonderful to appear before', adding: 'He is good at getting to solutions and good at taking an innovative approach'
Chambers 2020. Ranked in Band 1 for Switzerland and Band 2 Global

Pierre-Yves Tschanz presided a gas price revision arbitration which issued a "landmark decision in legal and economic terms […] a thoroughly reasoned text, crafted by an eminent panel"
GAR, 14 February 2020

Frank Spoorenberg assists clients with commercial and post-M&A disputes. Sources highlight his "thorough analysis and ability to develop the best strategy" and add that "even under pressure, he is able to remain on top of things." He also chairs commercial, construction and contractual arbitrations, particularly in the energy industry. Interviewees describe him as "very efficient and smart."
Chambers Global and Chambers Europe (Arbitration), 2020

"Excellent Highly Recommended"
Leaders League (Corporate/M&A), 2019-2022

Jacques Bonvin is experienced advising clients on M&A deals and corporate finance
Chambers (Corporate/M&A), 2019

Frank Spoorenberg acts for clients on competition and commercial arbitration cases, including advising on shareholder and post-M&A disputes. Interviewees report that they are " impressed by his drafting style," and additionally note that "he is always to the point."
Chambers Global and Chambers Europe (Arbitration), 2019

M&A Lawyer of the Year
ACQ Global Award (Corporate/M&A), 2014, 2015, 2016, 2017, 2018, 2019, 2020 and 2021

Venture Capital Lawyer of the Year
ACQ Global Award, 2015, 2016, 2017, 2018 and 2019

'High-quality Swiss boutique' Tavernier Tschanz stands out for its 'professional, pragmatic and hands-on approach' and 'thorough case analysis'. Its caseload is largely focused on the corporate, M&A, pharmaceutical, energy, commodity and transport fields. Frank Spoorenberg, who is 'clear thinking and vastly knowledgeable', and the 'reliable' Pierre-Yves Tschanz represent Çukurova in an ongoing post-M&A dispute
Legal 500 (Arbitration), 2019

Frank Spoorenberg at Tavernier Tschanz earns plaudits as "very effective and deeply analytical practitioner" whose "work is appreciated" by commentators. He stands out for his 'excellent legal skills and pragmatism' across a range of commercial matters
Who's Who Legal (Arbitration), 2019

Frank Spoorenberg enjoys a strong reputation as a "superb and very knowledgeable" arbitration counsel
Who's Who Legal (Arbitration), 2018

Frank Spoorenberg garners praise from clients for his approach, which his hailed as "very commercial and strategic". He acts as counsel and arbitrator on M&A, construction and licensing agreement disputes in sectors such as energy and food and beverages
Chambers Global and Chambers Europe (Arbitration), 2018

"Highly recommended"
Leaders League (Corporate/M&A), 2018

Frank Spoorenberg is praised as "excellent" counsel and arbitrator in Arbitration & ADR
Leaders League (Arbitration), 2017

Frank Spoorenberg enjoys a strong reputation as arbitration counsel. Souces say he is a "very experienced, excellent lawyer with a balanced approach". Many of his recent cases have been concerning the oil and gas and commodities sector
Chambers Global (Arbitration), 2017

Jacques Bonvin has a strong focus on advising clients from the technology sectors on M&A transactions, venture capital and corporate finance mandates
Chambers (Corporate/M&A), 2017

Recommended for banking expertise
Chambers (Corporate/M&A), 2017

Frank Spoorenberg is praised as "excellent" counsel and arbitrator in Arbitration & ADR 2017-2018
Leaders League (Arbitration), 2017

Peers describe arbitration counsel Frank Spoorenberg as "very good, calm and experienced" and "a very clever guy". He has notable experience of power and construction cases
Chambers Global (Arbitration), 2016

Pierre-Yves Tschanz has a wealth of experience as arbitrator and arbitration counsel. Sources note that he is "discreet but extremely good, and very highly regarded in Switzerland"
Chambers Global (Arbitration), 2016

"Geneva-based Pierre-Yves Tschanz of Tavernier Tschanz is one of the top names in arbitration in Switzerland [...] 'You consistently see him on the biggest cases', confirms a source".
Chambers 2015

Co-head of the department Frank Spoorenberg is appreciated for his efficient, friendly and productive style. One source particularly appreciates the fact that "whenever the client needs clarification he takes the time to help them understand the issues", and another says: "He asks the right questions and when the process gets hostile he deals with it well"
Chambers Global (Arbitration), 2015

Frank Spoorenberg provides "practical solutions" and is "excellent" by all accounts
Who's who Legal (Arbitration), 2015

"The 'terrific' Pierre-Yves Tschanz has served as arbitrator in over 100 cases and is regarded as 'one of the best in the country'".
Who's Who Legal (Arbitration), 2014

Frank Spoorenberg is noted for his known-how on corporate-related arbitrations. His wide-ranging experience of various international arbitrations is appreciated
Chambers Global and Chambers Europe (Arbitration), 2014

Jacques Bonvin "calm, reflective and effective" approach is admired
Chambers Europe (Corporate/M&A), 2014

Very active in arbitration and has good connections with leading international law firms
Chambers Europe (Arbitration), 2014

A very efficient and strategic firm, providing best solutions (quotes mainly from clients)
Chambers Europe (Arbitration), 2014

Long-standing in the Geneva market, widely commended for its arbitration abilities. The lawyers act as arbitrators and counsel, and have handled cases under a variety of arbitral rules
Chambers Europe (Arbitration), 2014

Senior and highly respected Swiss figure Pierre-Yves Tschanz of Tavernier Tschanz in Geneva is increasingly recognised across Europe for his "experienced and calm" presence as an arbitrator on major disputes. This is far from his exclusive focus though, with interviewees also pointing out his "very thorough and strategically clever" appearances as counsel on numerous recent cases
Chambers Europe (Arbitration), 2014

Tavernier Tschanz deals exclusively with major corporate and commercial cases, acting as advocates, arbitrators and counsel
Legal 500 (Arbitration), 2014

Clients admire Frank Spoorenberg's skill at handling tough international cases and describe him as "receptive, and always enthusiastic"
Chambers Global (Arbitration), 2013

Pierre-Yves Tschanz of Tavernier Tschanz is a hugely experienced arbitrator and counsel who is frequently instructed in both civil and common law cases
Chambers Europe (Arbitration), 2013

Renowned Swiss arbitrator Pierre-Yves Tschanz of Tavernier Tschanz is "extremely rigorous and pays careful attention to the facts"
Chambers (Arbitration), 2012

Frank Spoorenberg is a "young, dynamic arbitration practitioner", according to interviewees, who are impressed with his work on a large number of interesting cases. "He creates real value for his clients", they add
Chambers Global (Arbitration), 2012

The "extremely experienced" attorney Jacques Bonvin is highly recommendable
Legal 500 (Banking&Finance), 2012

Jacques Bonvin is recommended for all aspects of corporate work
Chambers Europe (Corporate/M&A), 2012

Jacques Bonvin has "a superlative legal mind and skills"
Legal 500 (Corporate/M&A), 2012

Frank Spoorenberg is praised as "highly organised and motivated"
Chambers Europe (Arbitration), 2011

Frank Spoorenberg specialises in arbitration in the area of commercial contracts. Sources say he is "highly talented in drafting legal documents and creates real value for his clients"
Chambers Global (Arbitration), 2011

Jacques Bonvin is praised for his commitment to his client and his ability to think on his feet
Chambers Europe (Corporate/M&A), 2011

Jacques Bonvin is "a strategic thinker"
Legal 500 EMEA (Banking&Finance), 2011

Pierre-Yves Tschanz and Frank Spoorenberg, who has "profound knowledge of arbitration proceedings and Swiss law", lead the "high-quality, responsive and cautious" team at Tavernier Tschanz, which exclusively handles major corporate and commercial arbitration cases. Its recent caseload includes telecoms, pharmaceuticals, and construction disputes, and also cases involving shareholder agreements, technology licences and investments
Legal 500 (Arbitration), 2011

"Outstanding arbitrator"
Legal 500 (Arbitration), 2010

Frank Spoorenberg's background in contract and business law brings added value to his arbitration cases
Chambers Global (Arbitration), 2010

Jacques Bonvin is "outstanding"
Legal 500 (Corporate/M&A), 2010

"Very successful lawyer" Jacques Bonvin is "certainly a solid name in the Geneva area", according to peers
Chambers Europe (Corporate/M&A), 2010

The team has an impressive client list, featuring leading names in the technology, banking and infrastructure sectors. The group also wins praise for its corporate governance capabilities
Chambers Europe (Corporate/M&A), 2010

This experienced team advises lenders and borrowers in international and domestic finance transactions and has built up a strong practice in debt financing. It also advises domestic and foreign banks, investment funds and asset management companies on licensing, regulations and structuring
Legal 500 (Banking&Finance), 2010

This Geneva-based practice focuses on arbitration in Switzerland and under Swiss law. It is a boutique-style operation with two partners. As lead counsel, the firm recently represented Çukurova Holding in two multibillion-dollar ICC disputes
Chambers Global and Chambers Europe (Arbitration), 2010

Silvio Venturi is “one of the most prominent practitioners in Geneva,” say commentators. His work encompasses competition, corporate finance and M&A matters. An impressed clientele says he is “solution-oriented, efficient and able to deal with the most complex of issues”
Chambers Europe (Competition), 2010

Tavernier Tschanz’s "pragmatic" and "highly experienced" team advises clients in a variety of industries including banking and financial services, IT, real estate, media, life sciences, and energy
Legal 500 (Corporate/M&A), 2010

Tavernier Tschanz advises clients across a wide range of business sectors including telecommunications, media, computer hardware and software, and hi-tech and life sciences. The group frequently represents banks, investors and start-ups in private equity and venture capital transactions
Legal 500 (Corporate/M&A), 2010

"Outstanding arbitrator" Pierre-Yves Tschanz and Frank Spoorenberg head the very strong arbitration team at Tavernier Tschanz, which deals exclusively with major corporate and commercial cases. Its recent caseload has included telecoms, pharmaceuticals, industrial facilities, shareholder agreements, technology licences and investments
Legal 500 (Arbitration), 2010

Best commercial transactions lawyer in Switzerland
World Finance Legal Award (Corporate/M&A), 2009

Jacques Bonvin is a highly respected figure ... [he] works with clients in the technology sector
Chambers Europe and Chambers Global (Corporate/M&A), 2009

This corporate-focused Geneva firm has built a keen following thanks to its thorough and proactive approach. It handles a regular flow of mid-cap M&A transactions, and advises clients on various commercial legal concerns. Competing directly with Zürich-based rivals, it has secured a number of high-profile clients; sources stress that it has also forged "impressive relationships with a number of major international firms"
Chambers Europe and Chambers Global (Corporate/M&A), 2009

"A key player in the market" the firm advises on a number of cross-border transactions for clients in the banking and financial services, stock exchanges, telecoms, IT, multimedia, life science and healthcare sectors
Legal 500 EMEA (Corporate/M&A, Banking&Finance), 2009

Pierre-Yves Tschanz is held in "extremely high regard"
Legal 500 (Arbitration), 2009

Pierre-Yves Tschanz leads the team and stands out in the field as a "fine party representative and arbitrator"
Chambers Europe and Chambers Global (Arbitration), 2009

The arbitration-focused outfit enjoys a prominent profile in the west of Switzerland and impresses peers with its dedication and efficient collaboration in cases. Various clients in the telecoms and pharmaceutical industries have employed the group’s expertise in disputes concerning industrial facilities projects, licenses and investments, and the lawyers have been involved in an increased amount of proceedings involving Eastern European countries
Chambers Europe and Chambers Global (Arbitration), 2009

Tavernier Tschanz is a 'real specialist for IT-related work' and partner Jacques Bonvin is a 'prominent lawyer' in the TMT field. The firm advises clients such as telecoms, media, biotech, science and medical technology companies in relation to complex IT work
Legal 500 (TMT), 2009

Peers point out Venturi’s broad experience and his involvement in extremely difficult competition cases, while clients value his extremely responsive, service-minded approach
Chambers Europe (Competition), 2009

"A big name in Geneva", Tavernier Tschanz provides an international client base of financial institutions, domestic and foreign banks, hedge funds and hedge funds managers, investment funds and asset management companies with a broad range of financial advice that includes set ups, licensing and regulatory work. The firm draws on its M&A practice to advise on complex financial transactions
Legal 500 (Banking&Finance), 2009

Tavernier Tschanz is a "real specialist for IT-related work" (…) The firm advises clients such as telecoms, media, biotech, science and medical technology companies in relation to complex IT work
Legal 500 (Corporate/M&A), 2009

"Excellent arbitrators" Tavernier Tschanz exclusively handle major corporate or commercial cases on behalf of national and international corporations throughout the world
Legal 500 (Arbitration), 2009

Pierre-Yves Tschanz is a "meticulous and technically impressive practitioner" who regularly acts in high-value arbitration
Chambers Global and Chambers Europe (Arbitration), 2008

Other arbitrators recommend Pierre-Yves Tschanz at Tavernier Tschanz. They are recognizing a practitioner with many years of experience acting as counsel to parties in complex international arbitration proceedings around the globe
Legal 500 (Arbitration), 2008

Jacques Bonvin's practice combines complex IT matters with a sound understanding of technology business issues
Legal 500 (TMT), 2008

Jacques Bonvin is a partner whose practice focuses on domestic and cross-border private equity, venture capital, start-up and M&A transactions. Known for his technology sector expertise
PLC Cross-border Handbooks, Private Equity, the law and leading lawyers worldwide, 2008

Jacques Bonvin is a highly esteemed attorney, maintaining a broad corporate practice encompassing general corporate and M&A, private equity and venture capital work
Chambers Global and Chambers Europe (Corporate/M&A), 2008

"Entrepreneurs at the service of entrepreneurs" is how Jacques Bonvin [is] described (…). [He has] trained in major international law firms and brings a distinctive and innovative solution-based approach to [his] advice to clients
Legal 500 (Corporate/M&A), 2008

This long-established and celebrated Geneva firm enjoys a sterling reputation for its work across francophone Switzerland. (…) Acting for a number of international entities headquartered in Geneva, the firm’s workload encompasses corporate governance, contracts, restructuring and complex transactional work
Chambers Global and Chambers Europe (Corporate/M&A), 2008

Tavernier Tschanz lead the substantial amount of M&A work conducted by the firm in Geneva for Swiss corporates, regularly working alongside international law firms in connection with the Swiss aspects of international deals
Legal 500 (Corporate/M&A), 2008

Tavernier Tschanz punches above its weight, advising international and domestic banking and corporate clients on a variety of matters including corporate finance, investment funds and syndicated loans
Legal 500 (Corporate/M&A), 2008

The talented disputes group at Tavernier Tschanz has handled several notable arbitrations during the past year and its lawyers continue to "inspire great confidence" in those they serve. Clients also compliment the "personal and thorough boutique service" the firm provides and appreciate the team’s cost-conscience approach
Chambers Global and Chambers Europe (Arbitration), 2008

Senior commentators "take Silvio Venturi very seriously in terms of quality." The Berkeley-educated practitioner is named "among the very finest competition practitioners in Switzerland", and his experience before the competition authorities attracts market attention
Chambers Europe (Competition), 2008

Clients appreciate Silvio Venturi's performance at Tavernier Tschanz. He has a reputation for pushing through transactions where competition law questions have become issues, and for sensitive handling of investigative competition matters requiring negotiation before the Swiss Competition Commission on behalf of multinationals headquartered in Geneva
Legal 500 (Competition), 2008

Jacques Bonvin advises Swiss and foreign companies on startup, M&A, private equity and venture capital transactions. He is also involved in technology and financing matters. He was characterized as a "solution-oriented, pragmatic and committed expert who is able to think outside the box"
Chambers Global (Corporate/M&A), 2007

This outfit is well established in Geneva, where it enjoys a reputation as "a very fine firm of excellent lawyers"
Chambers Global, 2007

Clients were impressed with the firm’s service: "The lawyers are very dedicated and make sure the solution serves everyone well and meets the client’s needs". The clientele includes domestic and international hotel chains; major insurers; automotive companies; investment banks; large private equity funds and entrepreneurs
Chambers Global, 2007

The team is involved in cross-border and domestic matters happening locally and in Zurich
Chambers Global (Corporate/M&A), 2007

Further expertise is provided in corporate governance, restructurings, stock option plans and refinancings. Additionally, the group benefits from the dynamic between Geneva and Lausanne as well as from the local industry base, which includes hotels; watch manufacturers; banks; luxury goods; IT and biotech companies
Chambers Global (Corporate/M&A), 2007

The "excellent and hugely experienced" lead partner Silvio Venturi […] is the group's standout individual. Peers describe him as "the clear number one in French-speaking Switzerland" and clients value his "availability, speed and reliable and direct advice, as well as his good business mind"
Chambers Europe (Competition), 2007

Tavernier Tschanz has a highly developed competition practice. Clients comment that "Their work is of a superior quality […]; their response is quick and availability is generous". Partner Silvio Venturi is repeatedly recommended by clients as "an outstanding and reliable performer"
Legal 500 (Competition), 2007

"Absolutely outstanding" was how one client summed up Pierre-Yves Tschanz. Peers applaud his ability to bridge the divide between common and civil law
Chambers Global (Arbitration), 2006

Its lawyers advise on acquisitions, bankruptcies and real estate law. According to sources, the team is experienced in large corporate finance transactions, including takeovers and spin-offs, and is popular amongst clients for its excellent service and attention to detail
Chambers Global (Corporate/M&A), 2006

Stemming from its strength in M&A, Tavernier Tschanz’s corporate and commercial department is able to deal with all aspects of a client’s corporate life, from inception (incorporation, corporate governance) to assisting on important transactions (group restructuring, financing and re-financing), once the company has reached a critical mass
Legal 500 (Corporate/M&A), 2006

Tavernier Tschanz has acted on a plethora of acquisitions and disposals…One client enthused: "they always try to find really practical and pragmatic solutions"
Legal 500 (Corporate/M&A), 2006

Tavernier Tschanz’s TMT practice represents technology companies and companies confronted with new technologies law issues. The firm has specific expertise in assisting clients on complex IT projects, such as software development, systems integration, ASP solutions, application management, business process and IT outsourcing
Legal 500 (TMT), 2006

This sophisticated operation in Geneva came warmly recommended. Drawing clients from banking, finance, telecoms, biotech and manufacturing sectors, its lawyers are active as counsel in number of high-profile disputes throughout Europe. ICC arbitrations have been a particular focus of late
Chambers Global (Arbitration), 2006

Tavernier Tschanz in Geneva is internationally renowned for its expertise in Swiss law matters and well versed in the processes of English, US and continental European law. The team services clients from a range of industries
Chambers Global, 2006

Silvio Venturi commands respect for his terrific handling of the big and complex mergers
Chambers Global (Competition), 2006

Pierre-Yves Tschanz is a leading individual: The "intelligent and experienced" Pierre-Yves Tschanz was highly commended for his aptitude in arbitration. The head of the practice is active in all aspects of dispute resolution and spends a considerable amount of his time on party representation
Chambers Global (Arbitration), 2005

The firm's prowess in [dispute resolution] is largely due to the presence of the massively experienced Pierre-Yves Tschanz who has led the firm in an impressive number of large and complex cases
Legal 500 (Arbitration), 2005

Tavernier Tschanz advises several start-ups, biotech and software companies in Geneva and French-speaking Switzerland. Jacques Bonvin leads the firm's work
Legal 500 (TMT), 2005

Tavernier Tschanz has a good track record on large and prestigious domestic M&A and restructuring for blue-chip clients, with 2004 seeing more deals than any previous year. The firm is a referral favourite of several Zurich firms without Geneva offices as well as of foreign firms. Jacques Bonvin is the best known individual for this work
Legal 500 (Corporate/M&A), 2005

Tavernier Tschanz specialises in advice to foreign and multinational clients and is highly recommended. The firm offers partner-led specialisation in dispute resolution, finance and competition
Legal 500 (Arbitration/Banking&Finance), 2005

Alongside their recognised expertise for arbitration, corporate finance (mergers and acquisitions and banking), competition and antitrust law, Tavernier Tschanz have developed a strong practice in new technologies (information technology, telecom, media, e-business, biotechnology) related concerns, such as e-commerce issues, web strategies, technology transfers and licensing, as well as venture capital and private equity. Three of the firm’s attorneys are also professors of law. The firm’s solid client base relies on direct relations with both Swiss and international corporations, as well as on international referrals
Martindale Hubbell International Law Directory, 2005

Tavernier Tschanz has a good track record on large and prestigious domestic M&A and restructuring for blue-chip clients, with 2004 seeing more deals than any previous year. The firm is a referral favourite of several Zurich firms without Geneva offices as well as of foreign firms
Legal 500 (Corporate/M&A), 2005

Tavernier Tschanz boasts a highly regarded arbitration practice, which enjoys a particular reputation for acting as counsel
Legal 500 (Arbitration), 2005

Tavernier Tschanz partner Silvio Venturi was among the first francophone lawyers to specialise in competition law. He has handled competition aspects of several major corporate transactions and is experienced before the Swiss Competition Commission
Legal 500 (Competition), 2005

Jacques Bonvin is recognised for his work on M&A transactions and venture capital matters.
Chambers (Global), 2022

Jacques Bonvin is recognised for M&A transactions and venture capital matters. He is "very smart" and "a very good technician."
Chambers (Corporate/M&A), 2021

Recommended
Leaders League (Banking & Finance), 2022

Expert (M&A, Private Equity, Banking, Information Technology)
Expert Guides, 2019-2021

This experienced team advises lenders and borrowers in international and domestic finance transactions and has built up a strong practice in debt financing. It also advises domestic and foreign banks, investment funds and asset management companies on licensing, regulations and structuring.