Sungage Financial is a U.S.-based solar financing company founded in 2011 and headquartered in Boston. They partner with solar installers and battery providers to offer flexible, consumer-friendly loan options with no down payment and no impact to credit scores during the application process. Sungage is known for its Zero-Interest Portion (ZIP) feature, which allows the anticipated federal solar tax credit to be deferred interest-free for up to 18 months, making monthly payments significantly lower from day one. They offer loan terms ranging from 5 to 25 years, with loan amounts of up to $150,000, and provide service in over 40 U.S. states, backed by strong customer reviews and industry recognition.