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TSI provide Cross Connect – our feature rich cloud UCaaS designed specifically for Channel Partners, with disruptive price and subscription models. Based on the multi-award winning Netsapiens platform with over 3 million end users, Cross Connect is a resilient solution with Active/Active geo-redundancy. With a user-friendly portal, voice and video is delivered via a Web-RTC progressive web app, mobile app, and is compatible with numerous IP phones. It integrates with over 300 CRM systems as well as easy to configure MS Teams integration. All managed from a single pane of glass Cross Connect’s flexible subscriptions are perfect for residential customers, SME’s through to Enterprises, as well as a full-feature Contact Centre including customisable Wall Boards and Attendant Console at no extra cost. The ability to mix subscription types for end users on the same platform is ideal for businesses with a high number of low usage end-points, such as Schools or Hotels. With powerful API’s bespoke options targeted at specific verticals and white labelling is also available. Established in 1992, TSI are channel-focused telecoms specialists. As well as Cross Connect, TSI supply bureau billing, a full range of data connectivity and Structured Cabling as a Service via our highly experienced engineering team. To find out more about Cross Connect and all the services we provide, and to become a Partner visit our website: tsicomms.co.uk or get in touch by email via hello@tsicomms.co.uk

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The TSI annual revenue was $5.6 million in 2026.

Steve Kyprianou is the Managing Director of TSI.

43 people are employed at TSI.

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