Founder and CEO

rehana nathoo

Rehana founded Spectrum Impact to help a range of organizations expand their impact investing footprint. Previously, Rehana led the Impact Investing portfolio at the Case Foundation as Vice President of Social Innovation. Her work at the Case Foundation focused on empowering others with the tools, resources, and ultimately – expertise - to crowd in more capital to the impact investing sector.

A forever Canadian and proud New Yorker, Rehana also worked at Bank of New York Mellon to support the design of firm’s Social Finance program. She worked closely with the Wealth Management business to build internal expertise around social finance. While at BNY Mellon, Rehana also created a prototype for the firm’s first impact investing Donor Advised Fund (DAF).

Prior to BNY Mellon, Rehana was a program associate at The Rockefeller Foundation within the Impact Investing and Innovative Finance programs, and supported partnerships and fundraising at the UN Capital Development Fund (UNCDF).

Rehana is an Adjunct Faculty member at Georgetown University’s Global Human Development Program, and previously served as an Adjunct Professor at NYU’s Wagner School of Public Service

here are some of the places you may have seen her work:


Strategy Associate


Carmel joins Spectrum Impact as a Strategy Associate, supporting organizations to develop strategies that maximize their social impact. In tandem to her work at Spectrum Impact, Carmel serves as an Inclusive Business Consultant at the International Finance Corporation (IFC), a member of the World Bank Group. Her work at the IFC focuses on scaling up private sector investment into high-impact, emerging market companies that integrate low-income individuals into their business models. 

Previously, Carmel worked at Impact Investment Exchange (IIX) in Singapore, providing investment readiness advisory services and recommending innovative financing solutions to social enterprises in the Asia-Pacific region. Carmel also supported the Case Foundation’s Impact Investing portfolio as a graduate intern. 

Prior to the Case Foundation, Carmel served as a senior program assistant at the National Democratic Institute, managing and implementing foreign assistance programs in the Middle East & North Africa.

Carmel earned an MS in Global Business & Finance from Georgetown University’s School of Foreign Service and a BA in Global Studies from the University of California, Los Angeles.