USA Guide 2026 : USA - Nationwide
Ranked Individuals
Provided by Chambers
Simpson Thacher & Bartlett LLP is renowned for its ability to handle large and complex debt and equity transactions, representing issuers, underwriters and private equity sponsors. The firm is particularly noted for its skill and experience advising on major IPOs and follow-ons. It also possesses a number of specialists distinguished in the high-yield and investment grade debt space.
Provided by Chambers
Simpson Thacher & Bartlett represented Mars in connection with its Rule 144A/Regulation S offering of $26 billion of senior notes.
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It's clear that Simpson Thacher has incredible depth across sponsor and corporate activity of all sizes. The team can speak to our precedent and others in a way that makes you feel comfortable that you have the full picture.
The firm has a deep bench of capable individuals with significant experience.
Simpson Thacher's high yield team is incredibly knowledgeable, creative and always reachable, while also knowing the hot button items for our firm and investors.
The team is diligent, practical and very responsive.
Simpson Thacher excels in outside the box transactions with a high degree of complexity. The team's advice is on point and it can think creatively with a problem-solving approach.
Provided by Chambers
Dan Webb provides counsel to industry-leading clients on a wide range of capital markets matters. His transactional skill set encompasses public and private offerings of debt and equity, including IPOs.
Dan is terrific to work with. He is smart, practical and responsive.
Dan is commercial and understands the business issues very well.
Joshua Ford Bonnie is a distinguished capital markets attorney, who regularly assists clients with high profile IPOs, among other equity and debt financings.
I really trust his market knowledge; he is on top of the details and gets the critical deal points.
Joshua is the most commercial lawyer I have met in my life and he gives super practical guidance.
Distinguished attorney William Brentani represents issuers, underwriters and private equity sponsors in a wide variety of debt and equity transactions. He is highly sought after for his expert counsel on transactions in diverse sectors, including healthcare, technology and retail.
He has a deep understanding of his clients and proactively gives a heads-up when he sees an issue or challenge arising.
Bill is extraordinarily responsive and an incredibly practical adviser.
Brian Rosenzweig has experience advising on debt and equity offerings. In particular, he earns market attention for his in-depth knowledge of high-yield debt.
Brian is a very well rounded lawyer who has great commercial awareness and experience.
Brian is the go to for debt focused deals especially in high-yield debt.
He knows how to execute successful transactions.
Roxane was an invaluable adviser throughout our transaction. Her understanding of different perspectives far exceeded any other that I have witnessed.
David Azarkh is co-head of the firm's global investment banking practice. He is in demand for his knowledge of equity capital markets and is also recognized for his ability to assist with debt transactions.
David is superb; he is all over the details and very generous with his time.
David is amazing, proactive, creative and thoughtful.
Heidi Mayon boasts notable experience in handling significant IPOs. Her clients stem from a broad range of industries including the technology and energy sectors.
Heidi is always accessible and provides expert opinions.
Joseph offers a unique combination of technical expertise and business-focused advice.
Kenneth is wonderful; he is super smart, thoughtful, knowledgeable and experienced.
If I ever had a highly material issue to navigate, Kenneth would always be my first call.
He is practical, thoughtful and good at getting deals done.
John is extremely responsive, has great commercial judgment and understands the preferences of other stakeholders.
John is smart, detail-oriented and we are always happy to have him in our corner.
Marisa Stavenas is commended for her debt and equity practice, with experience across a range of products, including recent work advising clients on complex novel issues such as liability management transactions.
Marisa does an amazing job servicing our company and we are fortunate to have her.
Marisa spins circles around her adversaries and is quick to win over hearts and minds in the boardroom.
Marisa is always available with innovative ideas and resolutions to issues.
Richard's advice is business-focused and practical. He is an excellent problem-solver.
Hui Lin covers the full range of debt and equity transactions. She has recent experience working for large financial institutions.
Hui is awesome to work with. She is organized and responsive at all times.
Hui is extremely intelligent and practical in her recommendations.
Lesley Peng regularly leads issuers and underwriters through capital markets transactions, with a notable high-yield and investment grade debt practice.
Lesley is smart, thoughtful and knows how to get it done.
Capital Markets: Debt & Equity: Central United States
Capital Markets: Debt & Equity: Eastern United States
Capital Markets: Debt & Equity: Eastern United States
Capital Markets: Debt & Equity: Eastern United States
Capital Markets: Debt & Equity: Eastern United States
Capital Markets: Debt & Equity: Eastern United States
Capital Markets: Debt & Equity: Eastern United States
Capital Markets: Debt & Equity: Eastern United States
Capital Markets: Debt & Equity: Eastern United States
Capital Markets: Debt & Equity: Eastern United States
Capital Markets: Debt & Equity: Eastern United States
Capital Markets: Debt & Equity: Western United States
Capital Markets: Debt & Equity: Western United States
Capital Markets: Debt & Equity: Western United States
Provided by Simpson Thacher & Bartlett LLP
Brian Rosenzweig
View profile of Brian RosenzweigLesley C Peng
View profile of Lesley C PengMarisa D Stavenas
View profile of Marisa D StavenasRoxane F Reardon
View profile of Roxane F ReardonJoshua Ford Bonnie
View profile of Joshua Ford BonnieDavid Azarkh
View profile of David AzarkhKenneth Wallach
View profile of Kenneth WallachJoseph H Kaufman
View profile of Joseph H KaufmanJohn C Ericson
View profile of John C EricsonWilliam B Brentani
View profile of William B BrentaniDan Webb
View profile of Dan WebbRichard Fenyes
View profile of Richard FenyesHeidi Mayon
View profile of Heidi MayonHui Lin
View profile of Hui LinGlobal 2026
Practice area: Capital Markets: Debt & Equity
Location: USA
View department profile for Global 2026USA 2026
Practice area: Capital Markets: Debt & Equity
Location: California
View department profile for USA 2026USA 2026
Practice area: Capital Markets: Debt & Equity
Location: Texas
View department profile for USA 2026
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