
Simpson Thacher & Bartlett LLP offers representation across a broad range of financial services issues, with particular proficiency in securities, bankruptcy and antitrust matters. The group is well-versed in litigating highly complex matters with examples including defending TD Bank through discovery, trial and settlement in litigation concerning the TelexFree Ponzi scheme. Lynn Neuner and Jonathan Youngwood are co-heads of the practice in New York – Neuner has a distinguished reputation as a trial lawyer in commercial and securities litigation, whilst Youngwood focuses on disputes concerning corporate control, EIRSA and antitrust. Craig Waldman broadens the firm’s expertise by representing private equity and corporate clients in transaction-related and corporate control litigation alongside corporate governance matters. Joseph McLaughlin and Steve Blake are also key strengths within the field.
Legal 500 Editorial commentary
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Testimonials
Collated independently by Legal 500 research team.
‘The Simpson team is first rate, elite legal analysis, strategy and handling of complex matters.'
‘Jonathan Youngwood and others are as good as it gets in the industry. Elite handling of complex matters. Always a pleasure to work with these folks - have the confidence to be direct and the muscle to back it up.’
Key clients
- Alibaba
- Ally Financial, Inc.
- Banc of California
- Best Buy
- The Blackstone Group, L.P.
- BOC International
- Brighthouse Life Insurance Company
- Bright Health
- Bumble
- Chubb
Work highlights
- Advised Toronto-Dominion Bank in litigation involving the multi-billion dollar TelexFree ponzi scheme.
- Advised underwriters inan appellate reversal of securities litigation related to two offerings by ViacomCBS (n/k/a Paramount Global).
- Advised Federal Reserve Bank of New York in defending against preliminary injunction; and separately Federal Reserve Bank of San Francisco in dismissal of Administrative Procedures Act matter.
Lawyers
Hall of fame
The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.

Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Practice head
Lynn K. Neuner; Jonathan K. Youngwood
Other key lawyers
Craig Waldman; Joseph McLaughlin; Steve Blake