Heather Johnas

Heather Johnas has extensive experience in operational excellence and materials management, currently serving as the Director of Operational Excellence at Proterra from December 2019 to January 2025, where responsibilities include developing strategies for process optimization and fostering a culture of continuous improvement. Prior to Proterra, Heather held multiple leadership roles at Gexpro Services from April 2017 to December 2019, including Director of Commercial Operations for Industrial Power & Renewables and Director of Materials, focusing on team development, operational efficiency, and managing substantial sales operations. Additionally, previous positions include Financial Analyst roles at Affinion Group and Gexpro, where Heather managed reporting and budgeting processes. Heather holds a BS in Finance from Siena College, earned in 2008.