Jowita Mieszkowska
Legal Advisor, TRIAL International
email: j [dot] mieszkowska [at] trialinternational [dot] org
LinkedIn
Legal Advisor, TRIAL International
email: j [dot] mieszkowska [at] trialinternational [dot] org
harm to civilians - human rights | Small arms and light weapons (SALW) | Arms Trade Treaty (ATT) | other instruments
Jowita Mieszkowska is a legal advisor at TRIAL International and a solicitor qualified in England & Wales. Her expertise lies at the intersection of business and human rights law, international human rights and humanitarian law ("IHRL” and “IHL”), and the arms trade and her work routinely engages with international legal instruments such as the Arms Trade Treaty (ATT), the EU Common Position, IHRL and IHL. At TRIAL International, she examines the role of corporate actors involved in international crimes and pursues litigation strategies before domestic and international fora, including those related to private security and military companies, for inter alia their procurement and use of weapons.
Prior to TRIAL International, Mieszkowska was a legal adviser at Global Rights Compliance on the project “Enabling Civil Society Efforts to Address the Misuse, Diversion, and Abuse of Arms Exports”—a partnership with the Asser Institute, C4ADS, and Guatemalan organisations Diálogos and Fundación Myrna Mack. She has previously worked with the ICTY and was an associate in the London and Geneva offices of a leading international law firm.
She holds a BA from the University of Oxford and an LLM from the London School of Economics and Political Science (LSE).
Jowita Mieszkowska is a legal advisor at TRIAL International and a solicitor qualified in England & Wales. Her expertise lies at the intersection of business and human rights law, international human rights and humanitarian law ("IHRL” and “IHL”), and the arms trade and her work routinely engages with international legal instruments such as the Arms Trade Treaty (ATT), the EU Common Position, IHRL and IHL. At TRIAL International, she examines the role of corporate actors involved in international crimes and pursues litigation strategies before domestic and international fora, including those related to private security and military companies, for inter alia their procurement and use of weapons.
Prior to TRIAL International, Mieszkowska was a legal adviser at Global Rights Compliance on the project “Enabling Civil Society Efforts to Address the Misuse, Diversion, and Abuse of Arms Exports”—a partnership with the Asser Institute, C4ADS, and Guatemalan organisations Diálogos and Fundación Myrna Mack. She has previously worked with the ICTY and was an associate in the London and Geneva offices of a leading international law firm.
She holds a BA from the University of Oxford and an LLM from the London School of Economics and Political Science (LSE).
Recent publications
* indicates additional co-author(s)
- "The Role of PMSCs in the Proliferation of Weapons and Implications under Arms Control Mechanisms," Opino Juris, July 14, 2025.*
- "Firearms Transfers and Guatemala’s Accountability Deficit: Why Strategic Litigation Could Be “Shooting a Blank”," Global Rights Compliance, July 3, 2025.*
- "How to lose a gun in 10 days? Private Security Companies and Firearms Diversion in Guatemala," Private Security Conversations, ICOCA blog, April 14, 2025.*
- "The Unintended Consequences of the EU Corporate Sustainability Due Diligence Directive," AJIL Unbound, American Journal of International Law, December 16, 2024.
- "Policy Brief: The Misplaced Exceptionality of the Arms Industry: Why Human Rights Due Diligence is Essential for Firearms Manufacturers," Global Rights Compliance, 2024.
* indicates additional co-author(s)