Executive Leadership

David Grantham
David Grantham    

NRC has named David Grantham as its executive director. Mr. Grantham is the founder and CEO of RedwoodAdaptive, a new energy economy and regenerative growth consultancy that specializes in peak performance and capacity acquisition in complex adaptive systems. His work in the clean energy transition and organizational sustainability includes clients, research and presentations in the US, UK and Italy. He recently advised the City of Oklahoma City as a SolSmart Advisor through the DOE SunShot Initiative. Grantham’s portfolio also includes the creation and development of a ten-year, multi-phased, energy, environmental and economic development platform for a Native American tribe where he worked closely with NREL and the DOE Office of Indian Energy. This work featured a housing prototype designed in collaboration with the Harvard Graduate School of Design. He also worked with an Italian off-grid renewable energy, water and bioarchitecture firm and partnered with NREL's Energy Systems Integration Facility on a Cooperative Research and Development Agreement and a technoeconomic analysis for a North American launch. David holds an MSc in energy resources policy & analysis, an MA in administrative leadership and a BA in international environmental policy, all from the University of Oklahoma

Kelli Matthews
Kelli Matthews    

NRC has named Kelli Elizabeth Matthews as director of communications. Ms. Matthews is CFO and Director of Communications for RedwoodAdaptive. Matthews specializes in anticipatory boundary work across all relevant media, specializations and sectors through coherent messaging, both internal and external, that communicates organizational mission, project vision/goals and promotes stakeholder support and understanding. Matthews’ career experience includes video and photography production, corporate sales, academic community outreach and executive level management specifically in the K-20 space. She holds a BA in broadcast communication from the University of Central Oklahoma.