New Trustmarque launches Prism for Security at Fusion Live 2025.

Strategic Partner

Trustmarque + Gamma: Powering the Future of Business Connectivity

At Trustmarque, we believe that great partnerships drive great outcomes. That’s why our long-standing collaboration with Gamma, a leading provider of Unified Communications as a Service (UCaaS) and Contact Centre as a Service (CCaaS), continues to deliver transformative results for our customers across the UK and Europe.

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A Platinum Partnership Built on Performance

We’re proud to be one of only a handful of Gamma Platinum Partners in the UK . This elite status recognises our deep technical expertise, unwavering commitment to customer success, and consistent delivery of secure, scalable, and future-ready connectivity solutions.

Our partnership is more than a badge, it’s a shared mission to empower organisations with the tools they need to thrive in a digital-first world. Together, we bring seamless voice, video, and collaboration services to life through Microsoft Teams, Operator Connect, and Direct Routing.

 

Award-Winning Excellence, Year After Year

Trustmarque has been named Gamma’s Microsoft Teams Phone Reseller of the Year for four consecutive years: 2021, 2022, 2023, and 2024

 

This prestigious recognition celebrates our ability to deliver secure, effective, and innovative Teams Voice solutions that help customers achieve:

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Greater flexibility and functionality

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Enhanced collaboration and productivity

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Seamless migration from legacy telephony systems

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End-to-end support from design to deployment

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Delivering Real-World Impact

From public sector transformation to enterprise-scale deployments, our joint solutions with Gamma are trusted by some of the UK’s largest organisations. Whether it’s enabling hybrid workforces, modernising contact centres, or streamlining communications infrastructure, we deliver measurable outcomes with speed and precision.

Benefits

Why Choose Trustmarque and Gamma?

 

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Multi-year award-winning delivery

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Secure, scalable, cloud-first solutions

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End-to-end support from strategy to support

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Proven success across public and private sectors

Ready to Transform Your Communications?

Let’s talk about how Trustmarque and Gamma can help you unlock the full potential of modern connectivity.
Talk to Gamma Experts