LAWYER PROFILE
Jon Hannah

Jon Hannah

Global 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 1 practice area

About

Provided by Sullivan & Cromwell LLP

Global

Practice Areas

Jonathon Hannah is a partner in Sullivan & Cromwell’s London office specialising in project development and finance. His experience spans mining, energy, petrochemicals and telecoms projects in a wide variety of jurisdictions, including Africa, the CIS, Middle East and Australasia. Jonathon has represented developers, sponsors, banks and ECAs in relation to some of the most complex and high-profile projects globally.

Jonathon also covers the full breadth of finance work, including restructuring, corporate lending and acquisition finance. He has experience in a range of complementary corporate transactions, including mergers and acquisitions, joint venture arrangements and fund formation.

Chambers Review

Provided by Chambers

Chambers Global Guide

Energy & Natural Resources: Mining: International - UK

Band 4
Band 4

Individual Editorial

Jon Hannah is noted for regularly handling significant corporate and project financing matters in the mining sector. His work spans numerous jurisdictions, including Africa, South Asia and South America.

Strengths

Provided by Chambers

  • Jon brings a strong commercial instinct and sharp legal acumen to the process.

    Energy & Natural Resources: Mining: InternationalChambers Global Guide
  • Jon is extremely methodical in his work. He is able to stay calm and composed in any situation.

    Energy & Natural Resources: Mining: InternationalChambers Global Guide
  • He is great to work with. He is proactive, hardworking and has strong project experience.

    Energy & Natural Resources: Mining: InternationalChambers Global Guide
  • He is an excellent mediator of discussions, as he finds creative alternatives and middle ground for parties to consider. He is a highly reliable and capable lawyer.

    Energy & Natural Resources: Mining: InternationalChambers Global Guide

Ranked Individuals at Sullivan & Cromwell LLP (102)

Australia

Belgium

China

France

Germany

Italy

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership