Sidley’s resource page on the global impacts of the second Trump Administration is the go-to source for global businesses navigating the immediate and long-term effects of the current administration’s policy priorities. Stay up-to-date on the latest Executive Orders, key insights, and timely guidance from our leading multidisciplinary team here: https://bit.ly/3CACZje.
Sidley Austin LLP
Law Practice
Chicago, Illinois 115,775 followers
Talent. Teamwork. Results.
About us
Sidley is an elite global law firm. With 2,300 lawyers, annual revenue of US$3.4 billion, and experience that spans nearly 160 years, we have established a reputation using Built to Win℠ legal strategies in successfully representing clients in more than 70 countries on complex transactional, restructuring, investigation, regulatory, and litigation matters. With 21 offices strategically situated in key commercial and financial hubs across the world, our perspective and our reach are truly global. Our lawyers and business professionals, fluent in more than 80 languages, possess the cultural awareness and cross-border legal acumen needed to bring clarity to a dynamic business landscape. Our offices are found in Beijing, Boston, Brussels, Century City, Chicago, Dallas, Geneva, Hong Kong, Houston, London, Los Angeles, Miami, Munich, New York, Palo Alto, San Diego, San Francisco, Singapore, Sydney, Tokyo, and Washington, D.C. Attorney Advertising. Prior results do not guarantee a similar outcome. Photos may include Sidley alumni or other individuals who are not Sidley lawyers. Photos may be stock photographs. All service marks herein are registered or used by Sidley Austin Holding LLP worldwide. © 2025 Sidley Austin Holding LLP. All rights reserved.
- Website
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http://www.sidley.com
External link for Sidley Austin LLP
- Industry
- Law Practice
- Company size
- 1,001-5,000 employees
- Headquarters
- Chicago, Illinois
- Type
- Partnership
- Founded
- 1866
Locations
Employees at Sidley Austin LLP
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Chuck Daly
Partner Investment Funds practice at Sidley Austin LLP
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Dr. Daniel Z. Altman
Tax Partner, Sidley Austin LLP, Member of the U.S. International Advisory Board of Bloomberg BNA.
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Sandi Knox
Partner at Sidley Austin LLP
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Adam Welland
Technology and Life Sciences Transactions Counsel at Sidley Austin LLP
Updates
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Sidley is representing Beacon Building Products in its sale to QXO for US$11 billion in cash. The Sidley team was led by partners Kai Haakon E. Liekefett and Leonard Wood. Read more here: https://bit.ly/4bImcIy.
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Sidley has received 12 practice rankings and 23 lawyers rankings in Chambers Europe 2025 — including leading, Band 1 practice area rankings for International Trade/WTO (Europe-wide) and Life Sciences: EU (Belgium). Furthermore, partners Todd Friedbacher and Nicolas Lockhart have been ranked in Band 1 in International Trade/WTO (Europe-wide), and partner Jayanthi Sadanandan continues to be featured in the top band for Banking & Finance (UK). Congratulations to all ranked! Read more here: https://bit.ly/4kSGByO. #ChambersEurope2025
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Sidley was honored with the 2025 Humanitarian Award by the Illinois Holocaust Museum & Education Center for our commitment to pro bono service and social responsibility. Watch here as Sidley’s Yvette Ostolaza, Chris Abbinante, Brian Fahrney, Michelle Ramirez, David Gordon, J. Simone Jones, Allison Himelfarb Satyr, and John Levi discuss Sidley’s robust firmwide pro bono program and culture of civic leadership.
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Sidley is representing Athene in its #acquisition, with Motive Partners, of ARS. ARS is an innovative guaranteed lifetime income solutions and technology provider for the defined contribution market. The Sidley team was led by partners Perry Shwachman and Robert Carlson. Read more here: https://bit.ly/4bXlsz8.
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“During my time in the military, I learned some important lessons that not only molded me as a human being, but that ultimately shaped my legal career for the better.” For Sidley partner and U.S. Army veteran Dianne (Dee Dee) Fischer, military service instilled invaluable lessons in resilience, confidence, and above all, the power of community. In the Daily Business Review, she reflects on how overcoming fear, embracing the unfamiliar, and relying on a strong support system have molded her 30-plus year legal career. Read more here: https://bit.ly/4bM7Czz.
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Congratulations to Benjamin Bosmans-Verdonk on his recognition as SEC Men’s Basketball Scholar-Athlete of the Year! An incoming associate in Sidley’s Chicago office, Benjamin is a J.D. candidate at the University of South Carolina Joseph F. Rice School of Law and a forward for the South Carolina Gamecocks.
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Sidley’s Beatriz (Bibi) Azcuy — recently named a finalist for Daily Business Review's Managing Partner of the Year award — sat down with the publication to discuss her leadership style, the growth of the firm’s Miami office, and key traits needed to lead an office in the Sunshine State. Read the Q&A here: https://bit.ly/3R9c1TC.
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Sidley represented H.I.G. Capital and Polar on the structuring and first-phase financing of a multi-phase project to deliver a leading data center designed for High-Performance Computing (HPC) applications in Norway. The project, developed by Polar and H.I.G.’s value-added infrastructure strategy, is designed to deliver infrastructure that meets the intense computational demands of #AI workloads while prioritizing environmental responsibility and sustainability. The Sidley team was led by Leveraged Finance partner James Crooks with support from Infrastructure Finance partner Ben Thompson and team members Adrienne D., Netanya Clixby, Aditya Singhania, Taggio Price, Mo Suksaisakulsakdi, Eleanor Oates, Hailey Zhang, Steve Quinn, and Avi Kaye.
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The following eight partners have been elected to Sidley’s Executive Committee, effective April 25, 2025. Congratulations to Sean Carney, Tara Higgins, Jaime Jones, David Lashway, Leslie Plaskon, Amanda Todd, Ramy J. Wahbeh, and Brien Wassner!
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