Pinsent Masons lawyers appointed to the ICC International Court of Arbitration

01 Jul 2024 | 10:52 am |

Multinational law firm Pinsent Masons’ partner Sylvia Tonova and senior associate Chloé De Jager have been appointed as Members of the ICC International Court of Arbitration, as representatives for Bulgaria and South Africa respectively. Both new appointments are for a three-year term set to commence on 1 July 2024.

Sylvia joined Pinsent Masons in March 2023 and co-leads the firm’s international arbitration and investor-state dispute settlement teams. She is a highly experienced international arbitration lawyer and has extensive experience in both international commercial and investment treaty arbitration focussing on complex, high-value disputes, often in the context of high-profile and politically sensitive projects and transactions. 

Based in Johannesburg, Chloé is an outgoing ICC Young Arbitration and ADR Forum (YAAF) representative for the Africa Chapter. She specialises in construction law and advises clients in the energy, extractives and infrastructure sectors, focusing on international and domestic arbitrations, and alternative dispute resolution. 

Commenting on her appointment, Sylvia said: “This is an incredible honour and privilege for me personally and for the firm. I look forward to supporting the important work of the ICC International Court of Arbitration, which is the premier arbitral institution worldwide for international commercial arbitration. The insights gained from this role will also benefit our clients and colleagues.” 

Chloé added: “The ICC International Court of Arbitration is the leading institution globally for international commercial disputes. Our appointments showcase the value our expertise in international arbitration has, and I am proud to represent our South Africa team at a global level.” 

Key Contacts

Sylvia Tonova

Sylvia Tonova

Partner, Co-head of International Arbitration and ISDS

View Profile

Latest press releases

Show me all press releases

Pinsent Masons MPillay advises Asian Development Bank on funding of submarine cable connecting Vanuatu and New Caledonia

Pinsent Masons MPillay has advised the Asian Development Bank (ADB) on the financing for the design, construction and installation of a 411-kilometre submarine cable connecting the Pacific nations of Vanuatu and New Caledonia.

Pinsent Masons forges strategic partnership with Legora

Multinational law firm Pinsent Masons has today announced its global firmwide strategic partnership with leading legal AI platform Legora following an extensive pilot programme across its corporate, commercial and property groups.

Pinsent Masons advises Q ENERGY on second-life wind farm project in France

Pinsent Masons has advised Q ENERGY on the design and drafting of a refurbishment contract for an innovative wind project in France, relying exclusively on second-hand wind turbines. The project, scheduled for commissioning in 2028, represents a significant step forward in the integration of circular‑economy principles within the renewable energy sector.

People who viewed this press release also viewed

Show me all press releases

Pinsent Masons expands global arbitration offering with strategic partner hire in London

Multinational law firm Pinsent Masons has strengthened its international arbitration practice with the appointment of Cem Kalelioglu as a partner in London, reinforcing the firm's growing presence in high-value investor-state and commercial disputes.

Pinsent Masons hires new litigation and arbitration partner in Madrid

Multinational law firm Pinsent Masons has today announced the hire of Fernando Tallón Martínez in its litigation and arbitration team in Madrid.

Pinsent Masons advises Euroins on landmark Romanian investment dispute

Multinational law firm Pinsent Masons is advising one of the largest Bulgarian publicly traded companies in Bulgaria, Eurohold, and its insurance business Euroins Insurance Group (EIG) on their EUR500 million investment dispute with the Government of Romania.

For all media enquiries, including arranging an interview with one of our spokespeople, please contact the press office on

+44 (0)20 7418 8199 or 

Location contacts

We are processing your request. \n Thank you for your patience. An error occurred. This could be due to inactivity on the page - please try again.