[11][12] During the company's first decade, GridPoint worked with electric utility companies to develop a smart grid technology platform to integrate distributed "behind-the-meter" load measurement and control devices, battery storage technologies, and renewable energy sources into the electric grid via an intelligent communications network.
[13][14] During the last decade, GridPoint focused primarily on the commercial buildings sector, which had become a faster adopter of the company’s technology than electric utilities.
[17][18] He was featured in several books including Hot, Flat, and Crowded by Thomas Friedman, Perfect Power by Bob Galvin and Kurt Yeager, Earth: The Sequel by Fred Krupp, The Clean Tech Revolution by Ron Pernick and Clint Wilde, and The Plot to Save the Planet: How Visionary Entrepreneurs and Corporate Titans Are Creating Real Solutions to Global Warming by Brian Dumaine.
[19][20][21][22] He served as the company’s CEO from 2003 until 2010, when he resigned and sold most of his shares alongside Goldman Sachs in advance of the clean tech crash.
[23] Corsell was succeeded as CEO by longtime Berkshire Hathaway executive Todd Raba, who previously ran the MidAmerican Energy Company and is currently Chairman of the MISO board.
In 2018, GridPoint adopted a recurring revenue model and partnered with Shell to launch a subscription offering for commercial buildings that required no upfront capital from customers.
[45] In January 2021, I Squared announced the acquisition of Atlantic Power Corporation on the TFC Utilities platform for approximately $1 billion; the deal closed in May 2021.
In 2011, Corsell co-founded Hubub, an online community in which users created multimedia channels containing articles, images, and videos on topics of interest.
[62] Corsell currently serves on the Board of Directors at GridPoint, Atlantic Power & Utilities, and Fermata Energy, a vehicle-to-grid technology company, as well as on the Yale School of Architecture Dean’s Council and The Wolfsonian Museum in Miami Beach.