Cahill's London Office Expands with Finance Partners Duffy and Seifman

Duffy and Seifman join as partners to lead Cahill's European leveraged finance and real estate finance practices

Published on Feb. 10, 2026

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Cahill Gordon & Reindel has expanded its London office with the addition of two new partners, Jeremy Duffy and Lisa Seifman. Duffy will serve as chair of Cahill's European leveraged finance practice group, while Seifman will chair the firm's real estate finance practice group. Both will also co-chair Cahill's digital infrastructure finance practice group.

Why it matters

The hires of Duffy and Seifman demonstrate Cahill's strategic focus on growing its transactional finance practices, particularly in the European and cross-border markets. Their expertise in areas like leveraged finance, real estate finance, and data center financing is expected to strengthen Cahill's position as a global leader in these practice areas.

The details

Duffy and Seifman are both recognized experts in their respective fields, with extensive experience advising investment banks, private credit funds, and other financial institutions on complex transactions. Duffy will focus on leveraged and acquisition financings, while Seifman will handle real estate finance matters, including data center financings. The hires are part of Cahill's broader strategy to further bolster its market-leading transactional finance practices in London and globally.

  • Jeremy Duffy has joined Cahill Gordon & Reindel as a partner in the London office.
  • Lisa Seifman will join Cahill as a partner in London next week.

The players

Cahill Gordon & Reindel

An American law firm with a focus on transactional finance, including leveraged finance, real estate finance, and digital infrastructure finance.

Jeremy Duffy

A partner at Cahill Gordon & Reindel who will serve as chair of the firm's European leveraged finance practice group and co-chair of the digital infrastructure finance practice group.

Lisa Seifman

A partner at Cahill Gordon & Reindel who will serve as chair of the firm's real estate finance practice group and co-chair of the digital infrastructure finance practice group.

Herb Washer

The chair of Cahill's executive committee.

Adam Dworkin

A member of Cahill's executive committee and co-chair of the firm's corporate group.

Joe Slotnick

A member of Cahill's executive committee.

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What they’re saying

“Cahill has made a number of strategic, high-profile hires in recent years, investing in and growing key practice areas, including private credit and restructuring. We have now turned to London, where we are taking the next step in further bolstering our firm's market leading transactional finance practices.”

— Herb Washer, Chair of Cahill's executive committee (abfjournal.com)

“London is one of the world's leading financial centers, and today's announcement demonstrates Cahill's deep commitment to continued and sustained growth in this market. Jeremy and Lisa are two experienced and accomplished practitioners that are well known in their markets.”

— Adam Dworkin, Member of Cahill's executive committee and co-chair of the firm's corporate group (abfjournal.com)

“While our combined cross-border teams will be positioned to tackle any type of industry, we are particularly excited about the opportunities the firm will be able to pursue in financing data centers with Jeremy and Lisa in the fold. We view Jeremy and Lisa as the go-to, first-choice team for EMEA data center financing.”

— Joe Slotnick, Member of Cahill's executive committee (abfjournal.com)

“I'm delighted to be joining the preeminent leveraged finance firm. I have grabbed this opportunity with both hands. With the strength of Cahill's New York practice buttressing our own decades of experience, we offer top tier clients a rare and valuable understanding of the broader marketplace, including the current trends, and how buyers are reacting to them.”

— Jeremy Duffy (abfjournal.com)

The takeaway

Cahill's strategic hires of Duffy and Seifman demonstrate the firm's commitment to expanding its transactional finance capabilities, particularly in the European and cross-border markets. The new partners' expertise in areas like leveraged finance, real estate finance, and data center financing is expected to strengthen Cahill's position as a global leader in these practice areas.