TSI

TSI is a leading telecommunications company committed to providing complete communication solutions from a single, trusted supplier. Established in 1992, TSI specializes in delivering feature-rich cloud UCaaS designed specifically for Channel Partners, with disruptive price and subscription models. Powered by the multi-award-winning Netsapiens platform, TSI’s solutions support millions of end-users through resilient, Active/Active geo-redundancy.

TSI’s innovative offerings, such as Cross Connect, include a user-friendly portal that delivers voice and video via a Web-RTC progressive web app and mobile app, compatible with numerous IP phones. The system integrates seamlessly with over 300 CRM systems and offers easy MS Teams integration, all managed from a single interface. TSI's flexible subscriptions cater to residential customers, SMEs, and large enterprises, featuring a full-featured Contact Centre with customizable Wall Boards and Attendant Console at no extra cost. This flexibility allows businesses with a high number of low usage end-points, such as Schools or Hotels, to optimize their communication infrastructure.

TSI is headquartered in London at 151 Business Design Centre, 52 Upper Street, London, N1 0QH, GB, with an additional location at The Heath Business & Technical Park, Runcorn, Cheshire WA7 4QX, GB. With powerful APIs, bespoke options targeted at specific verticals, and white labeling available, TSI continues to drive advancements in telecommunications. We invite the management team at TSI to create a customized and exclusive company showcase and product listing on our platform, enhancing your visibility and commercial opportunities.