BT Wholesale has announced the availability of its Operator Connect for Teams solution through Microsoft's AppSource marketplace, marking a significant development in the UC landscape.
The service, which integrates traditional voice calling capabilities directly into Microsoft Teams, targets a market where only 5.7% of the platform's 350 million global users currently have telephony functionality enabled.
The integration eliminates traditional barriers to entry and simplifies the customer journey, allowing organizations to order voice services directly through Microsoft's established marketplace.
For channel partners, this means access to one of the largest untapped opportunities in the business communications sector, as they can now provision services through a familiar, streamlined marketplace.
Technical Integration and Market Dynamics
BT Wholesale's availability of Operator Connect through Microsoft's AppSource fundamentally changes the technical and commercial landscape for voice services.
Unlike traditional telecommunications procurement, the AppSource integration enables channel partners to order directly, supporting rapid deployment with minimal technical overhead.
This shift represents a move toward consumption-based models that mirror the broader software-as-a-service evolution across enterprise technology.
From a technical perspective, Operator Connect eliminates the need for complex integration and extensive IT development resources that have traditionally characterized enterprise voice deployments.
The solution leverages Microsoft's existing infrastructure to deliver carrier-grade voice services directly within the Teams client, reducing deployment complexity while maintaining enterprise-level reliability and feature sets.
This technical simplification removes barriers that may have prevented many organizations from upgrading their voice infrastructure.
The integration also addresses growing concerns around legacy infrastructure sustainability. With the PSTN switch-off scheduled for 2027 and copper network reliability declining, organizations face mounting pressure to transition to all-IP solutions.
"While video conferencing has been widely adopted, there are still many more value-added services to take advantage of,"
Gavin Jones, Director of the Partner Channel at BT Wholesale, comments.
The timing creates a natural market driver that channel partners can leverage to initiate conversations about broader infrastructure modernization projects.
Tapping Into a £12m Annual Revenue Stream
Despite Microsoft Teams being ubiquitous in enterprise environments, the vast majority of organizations continue to rely on separate phone systems for voice communications.




