Jeff Rosen

COO at Gradient

Jeff Rosen has a diverse work experience spanning several companies and roles. Jeff is currently working at Gradient as the COO since April 2023. Prior to this, they were the Vice President of Planning and Analytics at Tonal from June 2021 to April 2023.

Before joining Tonal, Jeff operated their own consulting practice, JSROSENCONSULTING, from September 2017 to May 2021. In this role, they provided advisory services and fractional COO and VP Operations & Supply Chain support to emerging growth companies, with a focus on the Climate Tech industry.

Jeff also held leadership positions at Enphase Energy, where they served as the Vice President of Global Supply Chain from an unknown date to August 2017, and as the Senior Director of Global Supply Chain & Operations from an unknown date to 2014. During their time at Enphase Energy, they successfully led the company's supply chain and operations, contributing to its growth from a startup to over $400 million in annual revenues.

Prior to Enphase Energy, Jeff worked as the Practice Leader for Business & IT Consulting at Intelenex from February 2009 to November 2009. Jeff also held executive positions at Turin Networks, TELLABS INC. (formerly Advanced Fibre Communications), and Advanced Fibre Communications, where they led operations, IT, customer service, and general management functions.

Before entering the private sector, Jeff worked as a Director of Supply Chain and Operations at Solectron Corporation and as a Senior Associate at Booz Allen & Hamilton.

Overall, Jeff Rosen's work experience showcases their expertise in operations, supply chain management, and strategic planning, particularly in the technology and Climate Tech sectors.

Jeff Rosen earned a Bachelor of Science in Mechanical Engineering (BSME) from Tufts University. Jeff later pursued a Master of Business Administration (MBA) degree from the Yale School of Management. No specific start or end years were provided for either of these educational experiences.

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