Estimated 12.1 MWs and $9.3m in project awards with new customer

iSun, Inc. (NASDAQ: ISUN) (the "Company," or "iSun"), a leading solar energy and clean mobility infrastructure company with 50-years of experience accelerating the adoption of innovative electrical technologies, today announces execution of three contracts totaling $9.3 million and 12.1 MW in Maine establishing a relationship with a new customer.

HIGHLIGHTS:

• 12.1 MW Portfolio award will add to iSun’s already completed 18.4 MW of projects in the Maine market.
• $9.3 million in new contracts highlights iSun’s continued geographic expansion while developing new strategic customer relationships.
• Advances of iSun’s 50-year mission to combat climate change and accelerate the transition to clean energy.

“These awards are an important milestone for iSun, for several reasons,” said Jeffery Peck, Chairman and Chief Executive Officer of iSun. “For our customers, this growth reflects the progress we’ve been making to stabilize the labor market, continue our expert craftsmanship and deliver high quality solar assets. For our investors, we continue to expand our customer relationships to provide new revenue streams in execution of our goals. As we previously stated, the transition to clean energy is the most important initiative of our generation. We are proud to lead the transition in the accelerating Maine energy market.”

About iSun Inc.

Since 1972, iSun has accelerated the adoption of proven, life-improving innovations in electrification technology. iSun has been the trusted service provider to Fortune 500 companies for decades and has installed clean rooms, fiber optic cables, flight simulators, and over 600 megawatts of solar systems. The Company currently provides a comprehensive suite of solar services across residential, commercial, industrial & municipal, and utility scale projects and provides solar electric vehicle charging solutions for both grid-tied and battery backed solar EV charging systems. iSun believes that the transition to clean, renewable solar energy is the most important investment to make today and is focused on profitable growth opportunities. Please visit www.isunenergy.com for additional information.

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