‘A go-to law firm due to the exceptional client service and the consistently high quality of its lawyers across all areas’, Simpson Thacher & Bartlett LLP regularly acts on takeovers, acquisitions and divestments for a range of top-end infrastructure funds and private equity groups. Digital infrastructure also remains a core component of the team’s work, with recent standout deals concerning smart metering, data centres, telecom towers and fibre. Practice head Amy Mahon acts as the key contact to some of the firm’s leading clients. Jiaying Zhang has an extensive cross-border practice that has seen her handle the purchase of Portuguese, Spanish and Serbian energy and infrastructure companies, while Claire Williams is highly regarded for her financing acumen. Promoted to partner at the start of 2024, Paul Foote provides further M&A and PE expertise. Sinead O’Shea joined Kirkland & Ellis International LLP in November 2023.
Legal 500 Editorial commentary
- Profile
Accolades
Client satisfaction
Testimonials
Collated independently by Legal 500 research team.
‘STB has quickly become one of my go-to law firms due to the exception client service and the consistently high quality of its lawyers across all areas. We have used them for many different matters and everyone has been exceptional.’
‘I have found the STB team to be very commercial and pragmatic.'
‘STB have an intimate knowledge of our business, our company structure, shareholder agreements and financing docs. There is no time wasted in getting up to speed. They are our trusted advisers across all workstreams.’
‘The team have continuity with our business, which means they hit the ground running every time.'
- 'Claire Williams has been invaluable to us as a business. Before we execute any transaction, she is our first point of contact. Claire understands, better than anyone, the intricacies of our banking docs and always offers pragmatic advice.’
Key clients
- Actis
- Apollo
- Argo Infrastructure Partners
- Arjun Infrastructure
- BlackRock
- Blackstone
- ContourGlobal
- DigitalBridge
- EQT Infrastructure
- Global Technical Realty
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Next generation partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Practice head
Amy Mahon
Other key lawyers
Jiaying Zhang; Claire Williams; Paul Foote