Oleg Puzanov is the CEO and co-founder of Leantegra, an IoT startup founded in 2014 that develops products for location services. Leantegra has 45 staff members across 5 offices and has raised $2.5 million in seed funding. Leantegra's key solutions include proximity marketing, real-time location services, and location analytics using technologies like iBeacon, Eddystone, Wi-Fi, BLE, and UWB. Leantegra has deployed pilots and solutions for retailers, airports, and other customers to provide proximity campaigns, foot traffic analysis, and other location-based services.