Southeast Asian Reptile Conservation Alliance (SARCA)

Alexandra supports BSR’s Collaborative Initiatives portfolio, facilitating the development and implementation of impactful multi-stakeholder solutions that tackle systemic challenges to the UN Sustainable Development Goals (SDGs), including climate change, economic inequity, and gender inequality. She works across industries, largely within agricultural commodities and consumer products, to drive collective action for supply chain sustainability, responsible sourcing, and ethical trade.

Prior to joining BSR, Alexandra developed global partnerships to foster business transformation, promote responsible business conduct, and scale business action to accelerate progress on the SDGs. Alexandra began her career analyzing trade policy and coordinating international trade and supply chain projects for a global, multi-sector clientele.

Alexandra holds a Master’s in International Public Management, with specializations in Global Economic Policy and Diplomacy, from l’Institut d'Etudes Politiques de Paris. She graduated magna cum laude with a BA in International Affairs and French from the George Washington University. She speaks English, French, and German.

Recent Insights From Alexandra Kolev

• Advancing Supply Chain Sustainability through Collaboration: Lessons from Action for Sustainable Derivatives / February 19, 2025 / Blog
• Action for Sustainable Derivatives: Annual Update on Progress, 2023 / January 15, 2024 / Reports
• The Just Transition Planning Process for Business / September 11, 2023 / Reports
• Sustainable Coconut Partnership: Toward a Responsible and Resilient Sector / May 17, 2023 / Blog

Full Bio

Elisa leads BSR’s consumer sectors practice globally and oversees the BSR global membership network. She works with companies in the luxury, beauty, fashion, hospitality, retail, and food industries to better integrate sustainability into core business strategy, products, and operations.

She helps companies understand the world’s big disruptions, create resilient and inclusive business models and practices, and evolve brand strategy to integrate changing consumer expectations. Elisa also leads BSR’s Responsible Luxury Initiative and the Southeast Asia Reptile Conservation Alliance (SARCA).

Prior to joining BSR, Elisa was an account manager at CHANEL and a consultant at Accenture and Ernst & Young.

Elisa is French-American. She holds an M.B.A. in Luxury Goods Marketing and Management from Sup de Luxe, an M.A. in International Relations from the Institut d’Etudes Politiques Paris, and a B.A. in French from the University of Pennsylvania.

Recent Insights From Elisa Niemtzow

• “Emerging Luxury: Cultivating Relevance in a Changing World”: Interview with Alexia Tronel and Elisa Niemtzow / April 25, 2025 / News
• She’s Mercedes unveils the creation of the Bertha Benz Prize, dedicated for its first edition to responsible innovation / January 11, 2025 / News
• Can Made in Italy Withstand Climate Change? / November 7, 2024 / News
• The She’s Mercedes Program Drives Responsible Innovation with the Bertha Benz Prize. / October 9, 2024 / News
• What Is Underconsumption Core? Experts Explain the Trend Putting Dirty Shoes All Over Your Feed / August 5, 2024 / News

Full Bio

Nicolas leads BSR's incubation of private-sector collaboration, mobilizing the collective power of business to solve some of the world’s biggest sustainability challenges. He supervises the financial performance and pipeline of new initiatives in BSR’s collaborations portfolio.

He has worked in the nonprofit sector for more than 20 years, engaging multi-company and multi-stakeholder collaborations in pursuit of shared business and societal outcomes globally. Previously, he consulted for companies, governments, and civil society organizations on the positive environmental, social, and economic impacts of their activities. Before that, he was a consultant working on social issues.

Nicolas holds a DBA (ABD) in Business Administration from the École des Ponts Business School, a MS in Economic Evaluation from Université Paris 1 Pantheon-Sorbonne, a MS in Policy Analysis and Management from the New School University, and a BA in Anthropology from Los Andes University. He speaks English, Spanish and French.

Recent Insights From Nicolas Ronderos

• Collaborating to Advance the SDGs: Three Considerations for Business Leaders / February 27, 2024 / Blog
• Advancing the SDGs Through Collaboration / December 12, 2023 / Reports
• Sustainable Coconut Partnership: Toward a Responsible and Resilient Sector / May 17, 2023 / Blog
• Advancing Multi-Stakeholder Collaboration: Four Governance Models for Business / May 11, 2022 / Blog
• Introducing The Fast Forward: BSR’s Emerging Issues Update / October 1, 2020 / Blog

Full Bio

Laura supports BSR’s sustainability management work across industries. She has also worked on several of BSR’s multistakeholder collaborations, including the Global Impact Sourcing Coalition and Maritime Anti-Corruption Network.

Prior to joining BSR, Laura was the director of the Copenhagen branch of a global social impact consultancy advising startup companies and social enterprises on fundraising and communications strategies as well as social impact creation and measurement. She also held an internship position at a Washington, D.C.-based nonprofit organization dedicated to strengthening the rights of women journalists. Laura speaks German, English, and Spanish.

Laura holds an M.Sc. in Business and Development Studies with a Minor in Sustainable Business and Entrepreneurship and a B.Sc. in Business, Language, and Culture, both from Copenhagen Business School.

Recent Insights From Laura Hansson

• Collaborating to Advance the SDGs: Three Considerations for Business Leaders / February 27, 2024 / Blog
• Advancing the SDGs Through Collaboration / December 12, 2023 / Reports
• Southeast Asian Reptile Conservation Alliance Progress Report 2022 / April 26, 2022 / Reports
• Next-Generation Private-Sector Collaboration for Sustainable Development: Q&A with Neste / March 28, 2018 / Blog
• Next-Generation Private-Sector Collaboration for Sustainable Development: Q&A with Gavi / February 27, 2018 / Blog

Full Bio