LAWYER PROFILE
Thomas Thesing

Thomas Thesing

UK 2026

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Ranked in 1 practice area

About

Provided by Sidley Austin LLP

Practice Areas

TOM THESING is the managing partner of Sidley’s office in London and a member of Sidley’s Management and Executive Committees. His principal areas of practice are cross-border M&A, corporate finance and strategic counseling/corporate governance. Tom represents both buyers and sellers of public and private corporations and advises boards of directors on acquisitions, corporate and financial restructuring and corporate governance-related matters. He also has experience with private equity/venture capital investments and joint ventures. Tom has significant experience in transactions in regulated industries, such as financial and payment services, healthcare and life sciences, as well as technology and internet-related businesses. Recognized most for his cross-border experience, virtually all of the transactions Tom leads include parties and businesses in multiple jurisdictions and most frequently across continents, whether North or South America, Europe, Asia or Africa.

Chambers Review

Provided by Chambers

Chambers Guide to the Legal Profession

Corporate/M&A: £100-800 million - London (Firms)

Eminent Practitioner
Eminent Practitioners

Individual Editorial

Thomas Thesing concentrates his practice at Sidley Austin on the representation of corporates and their boards of directors in complex M&A and governance issues. He advises clients from several sectors, including financial services, healthcare and technology. He is managing partner of Sidley Austin's London office and and a member of the firm's management and executive committees.

Strengths

Provided by Chambers

  • He is smart, responsive and polite. He is easy to work with and respected.

    Corporate/M&A: £100-800 millionChambers Guide to the Legal Profession

Ranked Individuals at Sidley Austin LLP (41)

London (Firms)

UK-wide

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