Overview: The U.S. Department of Energy's Advanced Research Projects Agency–Energy (ARPA-E) invests in transformational ideas to create America’s future energy technologies. ARPA-E focuses exclusively on early-stage technologies that could fundamentally change the way we generate, use, and store energy. ARPA-E invests in innovative ideas from academia, private industry, national labs, start-up companies, and small businesses – providing project teams with an average award of $2-3 million over several years. Every project team receives hands-on guidance to meet ambitious technical milestones that push the boundaries of energy innovation. ARPA-E’s unique Technology-to-Market program also empowers project teams with business insight and strategies to accelerate adoption of their potentially game-changing technologies.