Your Concierge Utility. Sustainability and Backup as a Service. Our customers are energy mission critical organizations (Always On), that must keep running and are committed to meeting their sustainability goals. Exergy provides: 1. 100% Renewable Energy to meet their entire load. 2. Onsite backup and standby generation. 3. Energy cost savings. 4. Improved resiliency and reliability 5. Long term price stability 6. No up-front capital required.