Telkonet is a clean technology company focused on energy management for intermittently occupied spaces. It has two main products: EcoSmart, an energy management system installed in over 200,000 locations, and EthoStream, the largest hospitality WiFi network in the US serving over 4 million users monthly. While Telkonet has experienced losses in recent years due to investment in growth, its innovative technology and expanding customer base in key verticals position it for continued expansion.