Top Washington, DC Energy Startups (37)

Dev Technology is an information technology services company delivering mission-critical applications and systems that protect and serve American citizens. We are an experienced small business that specializes in application and system development efforts, database consulting, and infrastructure management implementations. Our customers include the Departments of Homeland Security, Justice, Agriculture, Defense, Energy, and Treasury. Dev Technology’s core competencies include web-based application...

Inspiration is the first purpose-built EV solutions company. Our mission is to accelerate the electrification of transportation by partnering with fleet businesses to finance vehicles and deliver turnkey charging solutions to enable the rapid deployment of reliable, low-cost, zero-emissions EV fleets. Acting as a partner and system integrator, Inspiration designs and implements a custom solution that ensures every fleet electrification...

Altamira is your trusted partner in consulting, engineering, and field service support. The combination of our owner’s mentality, commitment to hearing your needs and concerns, and delivering with our proven processes help ensure project success. With our regulatory expertise and agile approach, we create working relationships that value compliance and deliver desirable outcomes that bolster your bottom line.

Arcadia's clean energy tech platform gives everyone easy access to clean energy. Arcadia members have access to a mobile-optimized online dashboard where they can manage their account, track their account activity, and view their energy usage all in one place. Arcadia's digital transformation of the traditional energy utility gives individuals greater control over what energy they support, how much it...

Energy and Defence systems, purpose-engineered from first principles. 800+ installations, 25+ countries, 30+ years — designed and built entirely in-house.

CleanChoice Energy is a clean energy supplier whose mission is to make 100% renewable energy available to everyone.

Zeno Power is the leading developer of nuclear batteries that provide reliable, clean energy in frontier environments. By harnessing the heat from radioisotopes, Zeno’s batteries power critical missions on Earth, in space, and at sea.

Distributed Sun (DSUN) is a renewable energy services provider and solar developer founded in 2009. The company develops, constructs, finances, and operates commercial, community, and utility-scale solar projects and distributed generation. It specializes in integrating solar solutions with adjacent technologies, such as energy storage and microgrids, and provides tax equity syndication to help enterprises achieve ambitious decarbonization goals and optimize...

Deep Isolation offers an innovative solution to secure and dispose of spent nuclear fuel from commercial nuclear reactors. Our horizontal drill hole technology offers both safety and low cost. While the drilling technology is standard, Deep Isolation is the first company proposing to use this method for the safe isolation of spent nuclear fuel under a billion tons of rock...

Last Energy's mission is to decarbonize global energy production and increase access to clean, affordable power. We are a full-service developer of micro modular nuclear power plants with the goal of finally scaling nuclear by dramatically reducing the time and cost of construction

Advanced Energy United is a national industry association representing businesses that deliver advanced energy and transportation solutions. It educates, advocates, and activates in decision-making venues nationwide, working with member companies, policymakers, regulators, and market stakeholders. The organization promotes competition, economic opportunity, lower consumer costs, energy reliability, resilience, and policies supporting a secure, clean, affordable energy system and a 100% clean-energy...

Sparkfund powers organizations by providing access to the latest energy technology in a new and better way—through a simple monthly subscription model backed by a no risk guarantee. We partner with contractors, ESCOs, manufacturers, utilities, and energy retailers to deliver the Sparkfund Technology Subscription, transforming how businesses implement energy technology. Sparkfund seeks to create positive change for the world by...

OneEnergy Renewables is an innovative developer of community and utility-scale solar energy projects in North America. Powered by the belief that the future will run on clean energy, our team delivers solar projects to communities, utilities, and commercial and institutional customers. We build trust with landowners, communities, and customers to help them achieve a cleaner, brighter energy future.

Aquicore is the gateway to data driven facility management operation, allowing you to measure, compare, and act on your facilities energy consumption. Aquicore is a leading ESG analytics platform on a mission to accelerate the decarbonization of real estate. Through flexible data collection, sophisticated analytics, and deep expertise, Aquicore supports the world's largest real estate institutions in: - Aggregating and organizing building...

Edelman Heating, Cooling, Plumbing, Electric & Solar is a family-owned business that has provided high-quality HVAC, plumbing, electrical, and solar solutions to homes and businesses across Illinois and Wisconsin for over 20 years. Specializing in installation, repair, and maintenance, they employ NATE-certified technicians and are committed to 100% customer satisfaction, ensuring reliable home comfort services for their residential and commercial...

Breakthrough Energy is dedicated to helping humanity avoid a climate disaster. Through investment vehicles, philanthropic programs, policy advocacy, and other activities, we’re committed to scaling the technologies we need to reach net-zero emissions by 2050.

The Smart Electric Power Alliance (SEPA) is a nonprofit organization that envisions a carbon-free energy system that is safe, affordable, reliable, resilient and equitable. Our mission is to accelerate the electric power industry’s transformation to a modern energy future through education, research, standards, and collaboration. Since 1992, we have led electric stakeholders to solutions and strategies for their unique clean and modern...

Growth Energy represents producers and supporters of ethanol working to bring consumers better choices at the fuel pump, grow America's economy and improve the environment for future generations. For more information on our organization, visit us at GrowthEnergy.org.

MeteoViva Climate is setting a new standard in energy-efficiency of buildings.

Cadeo is an energy consulting firm that helps utilities and public agencies achieve their clean energy goals through creative market research, evaluation and policy analysis services. We help our clients understand the interaction of markets (size, structure, segments, trends, supply chains, distribution channels), technology (high efficiency, advanced manufacturing, novel materials, etc.) and policy (standards, programs, incentives, regulations) and how this impacts...