List of Sipcall Microsoft Teams Customers
Schindellegi, SZ 8834,
Switzerland
Since 2010, our global team of researchers has been studying Sipcall Microsoft Teams customers around the world, aggregating massive amounts of data points that form the basis of our forecast assumptions and perhaps the rise and fall of certain vendors and their products on a quarterly basis.
Each quarter our research team identifies companies that have purchased Sipcall Microsoft Teams for PBX, VoiP and Phone Systems from public (Press Releases, Customer References, Testimonials, Case Studies and Success Stories) and proprietary sources, including the customer size, industry, location, implementation status, partner involvement, LOB Key Stakeholders and related IT decision-makers contact details.
Companies using Sipcall Microsoft Teams for PBX, VoiP and Phone Systems include: Valora, a Switzerland based Retail organisation with 15000 employees and revenues of $2.00 billion, FFHS, a Switzerland based Education organisation with 2200 employees and revenues of $330.0 million, BSZ Stiftung, a Switzerland based Non Profit organisation with 90 employees and revenues of $23.0 million and many others.
Contact us if you need a completed and verified list of companies using Sipcall Microsoft Teams, including the breakdown by industry (21 Verticals), Geography (Region, Country, State, City), Company Size (Revenue, Employees, Asset) and related IT Decision Makers, Key Stakeholders, business and technology executives responsible for the software purchases.
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| Logo | Customer | Industry | Empl. | Revenue | Country | Vendor | Application | Category | When | SI | Insight |
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BSZ Stiftung | Non Profit | 90 | $23M | Switzerland | Sipcall | Sipcall Microsoft Teams | PBX, VoiP and Phone Systems | 2023 | n/a |
In 2023, BSZ Stiftung deployed Sipcall Microsoft Teams to enable Microsoft Teams telephony via Direct Routing for employees and stakeholders in the canton of Schwyz and across Switzerland. The deployment is a PBX, VoiP and Phone Systems implementation focused on consolidating voice channels into Microsoft Teams to provide a reliable, needs-aligned telephony solution as described by sipcall.
The Sipcall Microsoft Teams implementation centralized PSTN connectivity into Microsoft Teams and implemented core telephony capabilities typical of PBX, VoiP and Phone Systems, including enterprise call routing, inbound and outbound PSTN calling, voicemail integration, and user provisioning inside the Teams client. The architecture leverages Direct Routing to bridge public telephone networks with Teams, with session border controller functionality and tenant-level dial plans and voice routing policies forming the routing layer for calls.
Operational coverage targeted internal communications for BSZ Stiftung staff and external stakeholder voice channels across Switzerland, and governance work updated voice policy administration within the Microsoft 365 tenant. The program included configuration of voice routing policies, user assignment and centralized management workflows, and operational handover for phone number administration to sipcall as the telephony provider. The supplier reference explicitly highlights Teams-Telefonie and positions the implementation as delivering a more reliable, needs aligned telephony environment for the organization.
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FFHS | Education | 2200 | $330M | Switzerland | Sipcall | Sipcall Microsoft Teams | PBX, VoiP and Phone Systems | 2020 | Sipcall |
In 2020, FFHS implemented Sipcall Microsoft Teams as its PBX, VoiP and Phone Systems solution using Microsoft Teams Direct Routing to deliver organization-wide telephony and collaboration. Sipcall by Backbone Solutions AG acted as the implementation partner and documented the Teams telephony go-live at the end of May 2020 across FFHS campuses in Switzerland.
The implementation of Sipcall Microsoft Teams focused on carrier connectivity via Direct Routing and SIP trunking, enterprise call routing and hunt group configuration, call queues and voicemail provisioning, and user provisioning for Teams telephony. Configuration work targeted common PBX capabilities aligned to the PBX, VoiP and Phone Systems category such as centralized dial plans, call forwarding and presence-aware routing to support hybrid campus mobility.
Integrations were centered on Microsoft Teams as the user interface and telephony endpoint, with Sipcall providing the Direct Routing service and platform integration. Operational scope covered academic and administrative departments across multiple FFHS campuses in Switzerland, improving call handling workflows and enabling unified voice within the Teams collaboration environment.
Governance and rollout followed a documented go-live cadence culminating at the end of May 2020, with IT and communications teams coordinating user provisioning and policy enforcement. Reported outcomes from the deployment included reduced costs, improved availability, and enhanced user experience and flexibility for campus telephony.
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Valora | Retail | 15000 | $2.0B | Switzerland | Sipcall | Sipcall Microsoft Teams | PBX, VoiP and Phone Systems | 2021 | n/a |
In 2021 Valora implemented Sipcall Microsoft Teams as its telephony solution, recorded on Sipcall's public references page for Switzerland. This engagement is cataloged under the PBX, VoiP and Phone Systems category and is associated with corporate communications and telephony for Valora.
The Sipcall Microsoft Teams deployment consolidated enterprise voice capabilities into the Microsoft Teams client, configuring SIP trunking and Direct Routing to provide PSTN connectivity. Core functional modules implemented included call routing and hunt groups, voicemail and unified messaging, call queues and attendant services, and centralized number management and user provisioning consistent with PBX, VoiP and Phone Systems operations.
Integrations centered on Microsoft Teams voice integration via Sipcall, delivering enterprise voice termination and inbound PSTN routing for Valora in Switzerland. Operational scope is focused on corporate communications and telephony infrastructure, with Sipcall Microsoft Teams serving as the interface between Valora's user endpoints and public telephony networks.
Governance and operational changes emphasized centralized telephony administration and standardized provisioning workflows, including phone number assignment, call routing policies, and administrative controls for voice features. The deployment of Sipcall Microsoft Teams positioned Valora to manage telephony configuration and operational policy through a centralized PBX, VoiP and Phone Systems control plane.
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