
Corporate M&A
Private Equity
Healthcare Transactions
Insurance M&A
Life Sciences Transactions
Aaron J. Rigby is a Partner at Sidley Austin in Dallas, Texas. He specializes in complex corporate and transactional matters, representing private equity and financial sponsors, as well as corporate clients in acquisitions, leveraged transactions, divestitures, and investments. His expertise spans the healthcare and technology industries, and he is actively involved in joint ventures and corporate governance. Aaron has been recognized as a “Texas Rising Star” by Super Lawyers. Before his legal career, he served as an officer in the U.S. Navy. Aaron also contributes to the community as co-chair of the firm’s Pro Bono and Interest Law Committee and as a board member of Carry The Load.

- Bixby Wealth Solutions made a minority investment in JH&P's existing shareholders in a transaction with an undisclosed date. - Deal value was 3000000000 Sector: Wealth Management; Location: UK. - On the acquirer side, legal advice was provided by a team including Brien Wassner, Jonathon Hamill, Aaron Rigby, Ed Perry, Fran Gray, Jagata Swaminathan, Theo Sawkins, Jason Menzies, Avi Kaye.
Nov 18 2025
3B
Private Equity

Partner
2013 – Unknown
Attorney
2007 – 2013
Officer
1998 – 2003

- Apexium Financial sold the stake/assets to United Capital Financial Advisors as part of a acquisition on not available. - Deal value was 2600000000 (source: AI Estimation) Sector: Financial Services; Location: USA. - On the seller side, not available advised, led by Aaron Rigby, Jack Zeringue, John Walker, Tara Lancaster, Richard Leavy, Tyler Combest, Eric Winwood, Cathryn Le Regulski.
Nov 10 2025
3B
M&A
1 min
J.D., SMU Dedman School of Law
2007
B.S., United States Naval Academy
1998