Agnieszka has been noted by Legal500 for being “strategic, cooperative, pragmatic and pleasant to work with” and “in control of matters, no matter how challenging”, and by Global Arbitration Review’s Who’s Who Legal for her “depth of knowledge pertaining to investor-state arbitration, especially in matters involving Eastern Europe” and having “an absolute grasp on the intricacies of investment disputes and the ICSID system.”
Biography
Agnieszka is a senior associate in White & Case's International Arbitration group based in London, focusing on international arbitration and public international law. She has particular experience in representing private individuals, companies and States in investment treaty arbitrations under the ICSID, UNCITRAL, ICC, LCIA, and SCC rules, applicable bilateral and multilateral investment treaties and foreign investment laws spanning a variety of sectors, including mining & metals, energy, telecom, and finance. Agnieszka also advises clients on corporate/ nationality planning for investment treaty protection.
Agnieszka has been recognised in Legal500 as Rising Star and Leading Lawyer (International Arbitration) and Key Lawyer (Public International Law), Who's Who Legal (International Arbitration), and IFLR1000 as Rising Star (Commercial Arbitration). She is Adjunct Professor in International Commercial Arbitration at the Pepperdine University Caruso School of Law and regularly speaks and publishes on international arbitration and public international law topics. She has been invited as a speaker at events hosted by GAR Live, ICDR Y&I, DIS, ICC, AfAA and various universities.
Experience
Agnieszka's experience, including prior to joining White & Case, includes:
Acting for the Kingdom of Saudi Arabia in an ICSID arbitration brought under a BIT by an investor in the telecommunications sector in relation to a cancelled license approval
Acting for the Islamic Republic of Pakistan in an ICSID revision proceeding concerning a USD 6+ billion award issued in relation to a refusal to grant a mining lease for a copper and gold deposit
Acting for the Republic of Belarus in an ICSID arbitration brought under a BIT by an investor in the banking sector in relation to a cancelled banking license
Advising an Eastern European State in an SCC arbitration brought under the Energy Charter Treaty by investors in the oil and gas sector
Acting for two US investors in the gold mining industry in an ICSID arbitration brought against the Republic of Guatemala under the DR-CAFTA in relation to a suspended gold mining license
Acting for an investor in the coal mining industry in an ICSID arbitration brought against the Republic of Serbia under a BIT in relation to a terminated privatisation agreement
Acting for an investor in the media sector in an ICSID arbitration brought against the Republic of Türkiye under a BIT in relation to the seizure of assets and placing the company under State control
Acting for an investor in the telecommunications sector in an UNCITRAL arbitration brought against a CIS State under a foreign investment law in relation to a take over of the local subsidiary
Acting for an investor in the mining sector in an ICSID arbitration brought against the FYR of Macedonia under a BIT in relation to a nickel production facility
Acting for UK claimants in an ICSID arbitration brought against Mauritius under a BIT in relation to a luxury real estate development project
Acting for a European shipping company in an LCIA arbitration against the West African terminal operator arising from a terminal services agreement.
Advising an Eastern European State in a potential arbitration to be brought under a bilateral investment treaty by investors in the chemicals sector
Advising an investor in the insurance sector on claims against an Eastern European State under an intra-EU bilateral investment treaty
Acting for a Pakistani gas systems company and the Islamic Republic of Pakistan in an UNCITRAL arbitration under a French law contract brought by the Iranian oil and gas company in relation to the Iran-Pakistan gas pipeline project
Advising, together with a Swiss counsel, a South-Asian State on a challenge to an investment treaty award brought in Switzerland by unsuccessful claimants
Acting for an Austrian energy company in a USD 1+ billion ICC arbitration under a Swiss law contract against a joint venture partner in relation to development of a natural gas field
Acting for a Swiss shipping company in a USD 90+ million LCIA arbitration under an English law contract against the terminal operator in relation to terminal services
Advising an investor in the transportation sector on claims against a Central European State under two intra-EU bilateral investment treaties
Acting for a Chinese client in the airline sector in a multi-jurisdictional commercial dispute
Acting for a UK client in a dispute against its contractor over wind turbine installation
Lexology Index: Future Leader in International Arbitration
Legal500: Leading Associate in International Arbitration, Key Lawyer in Public International Law
IFLR1000 Expert Guides: Rising Star in Commercial Arbitration
"The Next 10 Years of Investor-State Dispute Settlement (ISDS)", Young EFILA Debate (London, April 2025)"50 years of ICSID Arbitration Affecting African States", QMUL School of International Arbitration (London, November 2024)
"Upholding the rule of law in international claims", LIDW 2024 (London, June 2024)
"Re-thinking compensation: evidence gathering, quantum, standard of proof and other challenges posed by the war in Ukraine", LIDW 2024 (London, June 2024)
ICC Guide on Disability and Inclusion", Debates (Vienna, March 2024/ Warsaw, December 2023)
"Implementation of the AfCFTA and the ISDS", AfAA Annual Conference (Cape Town, October 2023)
GAR Live Istanbul: Future Leaders in Arbitration Symposium, Co-chair (Istanbul, June 2023)
"Converting your network into sales", ICC YAAF (London, April 2023)
"Handling arbitration proceedings in 2023 – are you managing the case or is it the other way round?", ASA below 40 SAA under 40 (Belgrade, March 2023)
"Investment arbitration: Recoverability of reflective loss", Dispute Resolution In M&A Transactions Conference (Warsaw, May 2022)
"Full protection and security", ICC YAAF seminar (London, November 2022)
ABA Intl Arb Masterclass, Panel on Witness Evidence (Virtual, March 2022)
"Debate on the Energy Charter Treaty Modernisation", ITA-IEL-ICC Joint Conference on Int'l Energy Arbitration (Houston, January 2021)
"Investment Structuring (and Re-structuring) and Treaty Protection", Cambridge University/ Lauterpacht Centre for Int'l Law (Cambridge, March 2021)
"The GAR Live Question time – on case management", GAR, Conference 5th Annual GAR Live Frankfurt (Frankfurt, 12 June 2018)
"Settlements in investment arbitration – rise or fall?", DIS, Conference German-Polish Dispute Resolution 4.0 (Berlin, 21 September 2017)
"Security for costs in investment arbitration – any hope on the horizon?", University of Warsaw, Conference Money for nothing? Security for costs and other 'costly matters' in international arbitration (Warsaw, 16 March 2017)
"Enforcement of Arbitral Award Annulled in the Country of Origin", ICDR Y&I / Serbian Arbitration Association, Conference Best Practices of International Arbitration (Belgrade, 21 December 2016)
Investment treaty protection: How to safeguard foreign investments in Africa", Africa Focus (2022, co-authored)
"Effects of Disposal of Investments on Claims in Investment Arbitration", Journal of International Arbitration, Vol. 36(2) (2019; co-authored)
"The growing importance of investment arbitration in relation to tax measures in the energy and natural resources sector", Turkish Commercial Law Review 4 (2018; co-authored)
"Termination of BITs and Sunset Clauses – What Can Investors in Poland Expect?", Kluwer Arbitration Blog (28 February 2017)
"Possible Ramifications of the UK's EU Referendum on Intra- and Extra-EU BITs", JOIA 33 Special Issue (2016; co-authored)
"Why Brexit May Be Good for UK Investors Abroad", Kluwer Arbitration Blog (24 October 2016; co-authored)
"Rendering an Award under Polish Arbitration Law", Arbitration Bulletin 24 Young Arbitration Issue (2016; co-authored)
