Amy Mahon

Simpson Thacher represented a global infrastructure fund managed by KKR in connection with its subscription of €200 million 4.75% Senior Unsecured Conditionally Convertible Bonds due 2030 issued by Greenvolt - Energias Renováveis, S.A. The bond offering closed on February 8, 2023.~~Greenvolt (Euronext Lisbon: GVOLT) is a leading Portuguese renewable energy company that operates in several European markets as well the American Market.~~The Simpson Thacher team included Gil Strauss, Alexander Yeagley and Julia Szinovatz (Capital Markets); Amy Mahon, Jiaying Zhang, Alex Wilson and Sean Macdonald (M&A - UK); Brian Chisling (M&A - US); Étienne Renaudeau and Henry Llewellyn (Antitrust); and Meredith Jones and Daisy Dai (Tax).

Oct 2

1 min

Simpson Thacher is representing affiliates of KKR in connection with their recommended offer to acquire the entire issued and to be issued share capital of Smart Metering Systems plc (“SMS”), which was announced on December 7, 2023, at 955 pence per share. The offer values SMS’s share capital at £1.3 billion on a fully diluted basis, and an enterprise value of approximately £1.4 billion. The transaction is expected to be implemented by way of scheme of arrangement, subject to the approval of SMS’s shareholders.~~SMS is admitted to trading on AIM and, as a fully integrated energy infrastructure company owning and managing meter assets, energy data, grid-scale batteries and other carbon reduction assets across the UK, is one of the UK’s leaders in the low carbon, smart energy revolution.~~The Simpson Thacher team includes Clare Gaskell, Amy Mahon, Alex Wilson, Bella Sullivan, Jewel Zhu, Laura Harris and Sam Moon (Corporate – U.K.) and Étienne Renaudeau and Pauline Patat (Antitrust).

Dec 13

1 min

Simpson Thacher represented a global infrastructure fund managed by KKR in connection with its subscription of €200 million 4.75% Senior Unsecured Conditionally Convertible Bonds due 2030 issued by Greenvolt - Energias Renováveis, S.A. The bond offering closed on February 8, 2023.~~Greenvolt (Euronext Lisbon: GVOLT) is a leading Portuguese renewable energy company that operates in several European markets as well the American Market.~~The Simpson Thacher team included Gil Strauss, Alexander Yeagley and Julia Szinovatz (Capital Markets); Amy Mahon, Jiaying Zhang, Alex Wilson and Sean Macdonald (M&A - UK); Brian Chisling (M&A - US); Étienne Renaudeau and Henry Llewellyn (Antitrust); and Meredith Jones and Daisy Dai (Tax).

Oct 2

1 min

Gareth Earl, Head of Simpson Thacher’s European Private Funds Practice, and Amy Mahon, Co-Head of the Firm’s Energy and Infrastructure Practice, have both been named to Private Equity News’ list of the “Twenty Most Influential Private Equity Lawyers” for 2025.~~Gareth was recognized for his work advising on “some of the largest and most complex private equity funds in Europe,” including several of the most successful fundraises of the past year, such as Cinven’s $14.5 billion eighth fund, Astorg’s €4.4 billion Fund VIII, and CVC’s sixth Asia-focused fund, which raised $6.8 billion.~~Amy was selected for her work advising “some of the world’s best-known private equity firms, infrastructure funds and corporations.” PE News highlighted her role guiding 10 high-profile transactions over the last year, including EQT and GIC in their acquisition of a majority stake in Calisen Group; and KKR’s acquisition of Smart Metering Systems and subsequent combination of SMS with Horizon Energy Infrastructure and Smart Meter Assets.~~To view the full list of honorees and accompanying profiles, please click here (subscription required).

Aug 5

1 min

Partners Wheatly MacNamara and Amy Mahon were quoted in articles in a Legal Business Magazine special issue highlighting women in dealmaking in the legal industry. In the articles, the women reflected on the unique obstacles they have overcome throughout their careers and provided insight into the ways that women lawyers’ opportunities for advancement have improved. Wheatly emphasized the allyship she has experienced as a member of the Simpson Thacher community. She noted, “When we have an event aimed at advancing women, everyone turns up.” Amy further highlighted that client diversity has been a key factor in creating new opportunities and driving positive change for women in the industry, noting that she often works alongside other female lawyers to address her clients’ needs.~~To read the full articles, please click here and here (subscription required).

Aug 31

1 min