Nathan is a private international economic and analytics consulting firm that works with government and commercial clients around the globe to deliver practical solutions and achieve lasting results. Whether building frameworks for economic growth or navigating regulatory hurdles, securing infrastructure financing or evaluating and assessing disputes, Nathan’s experts serve as trusted partners, offering clients the analysis, technical advice, and strategies they need for sound decision-making. Known for both technical and service excellence and with corporate offices in the US, London, and India and more than 40 program offices around the world.

International Development

Over the past seven decades, we have honed our technical expertise and excellence across complex political and social environments around the world. From improved transparency and deeper stakeholder engagement to more effective policies and more resilient businesses, we deliver results that impact economic growth, human development, and poverty reduction. Companies of all sizes, governments, and donor institutions worldwide trust Nathan to deliver unsurpassed value while meeting the highest standards of excellence. We are passionate about applying our deep analytical expertise and advanced proprietary tools to generate economic solutions tailored to our clients’ unique challenges.

Litigation & Expert Services

Nathan’s experienced industry, regulatory, and academic experts provide compliance advice, litigation support, settlement negotiations, expert testimony, and consulting services to clients involved in a wide range of commercial disputes, investigations, and litigation. 

Specializing in high-stakes, complex matters, we work collaboratively to create appropriate, well-reasoned research and analyses, advice, reports, and expert testimony. We are leaders in our chosen disciplines, and we are skilled at integrating our teams to handle multi-disciplinary issues.  

Nathan experts apply exceptional rigor to help ensure analyses and opinions are thoroughly substantiated, fact-based, and understandable.  Committed to high standards of excellence, we have earned trust for analytic and economic solutions.

Infrastructure Project Development & FINANCE

Our established team of economists, sector and financial specialists, urban planners and engineers collaborate to create viable solutions that are appropriate for each locality, carefully navigating complex, dynamic environments and relationships.

We deliver high‐impact results to clients, helping them to rationalize investment, create value, improve performance, manage growth, achieve economic and financial sustainability, and incorporate global environmental sustainability considerations. Nathan’s analytic and economic experts have deep sector experience spanning port and maritime, renewable energy, road and rail transport, aviation, and telecom.