LAWYER PROFILE
Marilyn Lion

Marilyn Lion

USA 2026

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Ranked in 2 practice areas

About

Provided by Debevoise & Plimpton LLP

USA

Practice Areas

Marilyn A. Lion, is a corporate partner, Co-Chair of the firm’s Financial Institutions Group, and a member of the firm’s Corporate Department.

Ms. Lion focuses on corporate transactions in the insurance industry, including mergers and acquisitions and financing transactions, as well as insurance and reinsurance regulatory matters.

Ms. Lion joined the firm in 2005. She received a J.D. from Harvard Law School in 2005. Ms. Lion received a B.A. summa cum laude from the University of Pennsylvania in 2001. Prior to law school, Ms. Lion worked as an actuarial associate at AXA Equitable Life Insurance Company.

Ms. Lion is the editor, and a co-author, of the Insurance and Investment Management M&A Deskbook (Practising Law Institute, 2015). She is also the co-author of numerous articles, including “Thoughts on financing and capital solutions for insurance companies,” Westlaw (October, 2022); “The Legal 500: Insurance & Reinsurance Country Comparative Guide,” The In-House Lawyer (April, 2017); “Developments At The NAIC Spring Meeting,” Law360 (April, 2016); “Report On The NAIC 2015 Summer National Meeting,” FC&S Legal (November, 2015); “A Closer Look,” Best's Review (June, 2015); “NAIC 2015 Spring National Meeting,” Insurance Coverage Law Report (May/June, 2015); “IAIS Issues Consultation On Global Insurance Capital Standard,” Canadian Insurance Regulation Reporter (February, 2015); “Rector-Modified Recommendations to NAIC Task Force on Financing of XXX and AXXX Reserves,” FC&S Legal (August, 2014); “Citing Private Equity Concerns, New York Department of Financial Services Proposes Increased Scrutiny and Disclosure for Acquisitions of New York Domestic and Commercially Domiciled Insurers,” FC&S Legal (June, 2014); and “Report on the NAIC 2014 Spring National Meeting,” FC&S Legal’s “Eye on the Experts” blog (April, 2014).

Ms. Lion is a member of the Bars of New York and New Jersey.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Insurance: Transactional & Regulatory - New York

Band 1
Band 1

Individual Editorial
Marilyn Lion has strong capabilities in matters such as M&A and financing transactions. She regularly leads on multibillion-dollar cross-border deals.

Insurance: Transactional & Regulatory - USA - Nationwide

Band 1
Band 1

Individual Editorial
Marilyn Lion is experienced in the handling of a broad range of transactional matters for key insurance carriers, including strategic mergers and acquisitions.

Financial Services Regulation: Financial Institutions M&A - USA - Nationwide

Band 3
Band 3

Individual Editorial

Marilyn Lion is co-chair of the firm’s financial institutions group. She is a fine choice for clients who seek advice and guidance in reinsurance regulatory matters.

Strengths

Provided by Chambers

  • Marilyn is able to really calibrate the advice and expertise that is needed for the situation. She is very focused and able to cut right to the essential issues.

    Insurance: Transactional & RegulatoryChambers Guide to the USA
  • Marilyn is responsive, creative and practical.

    Insurance: Transactional & RegulatoryChambers Guide to the USA
  • Marilyn provides sound, strategic advice.

    Insurance: Transactional & RegulatoryChambers Guide to the USA
  • Marilyn is an insurance regulatory expert.

    Financial Services Regulation: Financial Institutions M&AChambers Guide to the USA

Ranked Individuals at Debevoise & Plimpton LLP (145)

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New York

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