Emily Arnold currently serves as Chief of Staff to the Chairman at Prize Capital, LLC. On behalf of Prize Capital, Ms. Arnold is the Project Manager of the Osa and Golfito Initiative at Stanford's Woods Institute for the Environment. The Osa and Golfito Initiative, the concept of which was co-developed by Prize Capital, is seeking to create a plan by which it could be possible for the Osa and Golfito cantons of Costa Rica to improve the wellbeing for their human populations, while supporting and strengthening the conservation efforts of the richly biodiverse region.

Prior to working at Prize Capital, Ms. Arnold worked for the Natural Resources Defense Council (NRDC), serving as the Costa Rica sole in country representative while pursing a master's degree. Their focus on investigating strategies to make Costa Rica fossil fuel free in the energy and transportation sectors caused her to frequently interact directly with high level government officials, including President Arias, and the Minister of the Environment and Energy.