Alamo Square Advisors was founded by Sonia Gioseffi. She has over 20 years of experience advising private fund managers across a broad range of strategies. Previously, she was a partner in the investment management groups of Dechert LLP and K&L Gates LLP. In these roles, she advised managers on fund formation matters and provided ongoing regulatory advice. Sonia also has extensive experience related to pay-to-play and lobbying regulations. She is a frequent speaker at industry events, providing guidance on regulatory developments.
Sonia obtained her B.A. at the University of California, Santa Cruz, where she double majored in Environmental Studies and Economics. She has a J.D. and an LL.M. (International Law) from Cornell Law School.
Sonia Gioseffi
Ken Holston
Ken Holston is a partner at Alamo Square Advisors, and brings over 20 years of experience advising private funds, investment advisers, and institutional investors on complex legal and regulatory matters. His practice spans financial regulation, private offerings, derivative transactions, and trading desk support, with a particular depth in cross-border transactions and structures. Ken retired as an equity partner from K&L Gates LLP in December 2025. Prior to that, he served as in-house counsel at MFS Investment Management and as an associate in the investment management practice at Ropes & Gray LLP.
Ken has an A.B. from the University of Chicago; a Ph.D., from the University of Pennsylvania; and a J.D. from Boston College.
How to Get in Touch
If you would like to discuss whether Alamo Square is the right fit for your firm, we welcome the conversation.