John Williams – Chair of the Board

John Williams has nearly 40 years of experience as an advisor to infrastructure and building development programs, 16 years as a principal owner of an international architecture and engineering company, and 17 years as an adjunct faculty member at Columbia University. For the past 7 years he has been CEO of Impact Infrastructure, Inc. (ii), a Software as a Service platform company based in New York City. ii’s Autocase software leverages cloud-based computing to bring credible, objective, and affordable economic assessments to infrastructure and building investments.

He developed a series of award-winning business practices including a framework for determining the value of GREEN. He is a member of the LA Metro Transit Sustainability Council, a Subject Matter Expert for Sustainability Accounting Standards Board (SASB), served as Co-Chair of the West Coast Infrastructure Exchange Business Standards Committee, and serves as a Trustee for the New York Foundation for the Arts.

Erin Cooke

Erin currently serves as San Francisco International Airport’s (SFO) first Sustainability Director, Zero Energy and Resilient Outcomes (ZERO) Committee Chair and Sustainable Aviation Fuel Working Group Chair where she implements the Airport’s Strategic, Sustainability and Climate Action Plans. This includes annual reporting, brokering and implementing high-impact emissions reduction investments across campus-wide and facility-specific projects. Erin previously served the City of Cupertino as its first Sustainability Manager and, next, Deputy City Manager, drafting and activating the City’s first Climate Action Plan, including lead roles in the launch of a countywide community choice aggregation program (Silicon Valley Clean Energy), Silicon Valley Collaborative Energy Procurement (SV-REP) and Silicon Valley’s Climate Adaptation & Resilience Plan. Erin was also a member of stewardship and climate planning teams at the Conservation Law Foundation, Goddard Institute of Space Studies, and National Park Service.

Erin is a LEED AP and holds an MPA in Environmental Science and Policy from Columbia University.