Nathan Wiltse

Nathan Wiltse

Group Manager I ARCEE-Research


Nathan Wiltse is an economist and researcher at NREL's Alaska Campus in Fairbanks. Nathan oversees the Social and Economic Analysis section at NREL's Alaska Campus. Prior to joining NREL in 2020, Nathan worked for Cold Climate Housing Research Center, Inc. for 13 years as an economist, project manager, and manager of the Policy Research program. Wiltse's focuses are residential buildings, rural nonresidential buildings, statewide programs and policies, and economic and energy analyses. His projects have included assessments of Alaska's statewide building stock, economic analysis of Alaska's energy efficiency programs, and policy guidance to the Alaska Legislature on improving energy performance and durability of public buildings.

Research Interests

Energy economics

Extreme climate building science

Zero energy buildings in extreme climates

Rural economic development

Food-Energy-Water-Shelter nexus 


M.S., Mineral Economics, University of Alaska Fairbanks

B.A., Economics, Saint Olaf College