Martello Technologies Group, Inc. engages in developing and selling products and solutions that monitor, manage and optimize the performance of real time applications on networks. It operates through the following segments: Vantage Dx Monitoring - Mitel UC, Vantage Dx Analytics - IT Service Analytics, and Vantage Dx Monitoring - Microsoft 365. The company was founded by Niall Gallagher on April 6, 1981 and is headquartered in Ottawa, Canada.