The #1 choice for voice providers

A partnership made in heaven for SIP Trunks Providers .

Microsoft Teams is the fastest growing business application in Microsoft’s history and is changing the way customers view collaboration and voice services.


Call2Teams connects existing phone lines, numbers and call bundles via SIP Trunks directly to a Customer’s Microsoft Teams users who can then use Teams as a PBX.


Call2Teams can be setup in minutes.

By partnering with Call2Teams™ you can start addressing the market for Microsoft Teams immediately and have the solution when customers want Teams calling.

To find out more please book a 20 minute Discovery Call with one of our Partner team and start your 1 day on-boarding process

A Win-Win Partnership

Everything stays the same

Don't replace or disrupt your customer solution to give them Office 365 Teams  integration. No need for additional training or certification.

Increase your ARPU

Call2Teams™ is a simple value-added service; it gives your customers great additional benefit without compromising any services you sell them today.

It's easy to buy / resell

With no hardware or software to install, Call2Teams™ is a simple subscription service add-on that provides immediate benefit without high set-up charges.

Talk to your customers

Customers are being bombarded with Microsoft's messages around Teams and Voice. Be ahead of the competition when talking to your customers.

Benefits of Registration

  • Be a go-to supplier for customers looking for phone services in Microsoft Teams

  • Get listed in the Call2Teams portal as validated to give customers confidence

  • Have a Teams-ready offer if any of your existing customers are looking to move to Teams from their current PBX

  • Attract new customers looking for Teams-ready phone services

Why have Teams-ready SIP trunks?

  • Open new revenue streams and preserve existing revenue

  • Have a new offer to over 20M Microsoft Teams users

  • Microsoft Teams growth 2020 forecast - 275%, set to exceed 50M users on 2020

  • Call2Teams is a great way to grow revenues from existing and new customers

How to get validated for Call2Teams?

  • We’ll provide a free test account for you to perform the testing, a free Microsoft Office 365 account is available too.

  • Send us your test report

  • Also send us a guide to help your customers with the settings in your portal

  • That’s it, we get you listed!

Once your trunks are validated, why not also consider joining our partner program?


8 Reasons to Partner with Qunifi

  1. Offer a true Office 365 integrated solution with instant deployment.

  2. Retain control over PSTN numbers billing  (keep your customer).

  3. Deliver Office 365 PSTN in countries Microsoft can’t reach.

  4. Maintain your differentiation and PBX functionality that your customers rely on.

  5. Retain customers by adding Microsoft Teams alongside existing SIP service.

  6. Its a multi-tenant service so cost effective for organisations from one user+.

  7. Call2Teams™ is charged on a simple cloud-ready per-user billing model.

  8. API provisioning is available for automated deployment to your users.

Call2Teams gives Taurus Clearer Communications and it’s Wildix customers, a unique service that helps us transform their way of working. Partnering with Qunifi provided exactly what we need – innovative services with excellent support and they are great people to do business with.


Richard Whybra Technical Director at Taurus Clearer Communications

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