
Private Equity: Buyouts
USA Guide 2026 : California
Rankings

Ranked Individuals
Ranked Individuals
About
Provided by Sullivan & Cromwell LLP
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Work Highlights
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Sullivan & Cromwell advised Ares Management on its acquisition of a majority stake in Epika Fleet Services.
Strengths
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Their strength is the consistent quality of the team globally, its breadth of capabilities, its responsiveness, and its ability to mobilize quickly. Their level of understanding of our overall business allows them to tailor solutions specific to us.
Private Equity: Buyouts respondentUSAThey're super smart and have the ability to gain the respect of opposing counsel and to anticipate issues before they arise.
Private Equity: Buyouts respondentUSAIt's a deep team with a strong bench of senior attorneys and subject matter experts. Everyone we have worked with has been phenomenal.
Private Equity: Buyouts respondentUSAThey provide practical, business-focused advice and continue to advise with a thought to the commercial feasibility of their recommended actions.
Private Equity: Buyouts respondentUSAThey have deep expertise across many facets, including complicated M&A that requires comprehensive understanding and support. They're very strong in collaborating with counterparties in order to achieve mutually beneficial outcomes.
Private Equity: Buyouts respondentUSA
Notable Practitioners
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Band 1 
Band 1 
Alison S Ressler
Alison Ressler is widely regarded as one of the foremost private equity experts in California, with an excellent track record in high-value buyout transactions. She's deeply experienced and able to provide advice on complex issues.
Private Equity: Buyouts respondentUSAShe provides very level-headed and practical advice.
Private Equity: Buyouts respondentUSAAlison is a trusted advisor who you can use on any legal risk-related questions when you want excellent judgment.
Private Equity: Buyouts respondentUSA
Band 2 
Band 2 
Rita-Anne O'Neill
Rita-Anne O'Neill is a seasoned practitioner who serves as co-head of the firm's global private equity group. She frequently acts on behalf of private equity firms in M&A and securities transactions. Rita is always available, responsive and able to provide a quick but thoughtful initial perspective and simultaneously mobilize a team. She is terrific.
Private Equity: Buyouts respondentUSARita provides world-class guidance, advice and leadership.
Private Equity: Buyouts respondentUSAShe's technically very good and very loyal and protective of her clients.
Private Equity: Buyouts respondentUSA
Ranked Individuals at Sullivan & Cromwell LLP (2)
Members
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Alison S Ressler
View profile of Alison S Ressler
Rita-Anne O'Neill
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