Sparkfund is a financial technology company that provides financing solutions for energy efficiency and clean energy projects. The company offers a subscription-based financing model that allows businesses to upgrade their energy infrastructure without upfront costs. Sparkfund's platform provides financing for a range of energy-efficient technologies, including lighting, HVAC, and building automation systems. The company's mission is to accelerate the adoption of clean energy by making it easier and more affordable for businesses to invest in energy-efficient technologies.