Partner with Zest4 & 8x8

We work as a key distribution partner with 8x8, a leader in the Gartner Magic Quadrant for unified communications.

Take advantage of a perfect end-to-end cloud telephony solution for your customers.

8x8 XCaaS
WHY 8x8?

Empower every employee, delight every customer, and power business agility.

8x8 is transforming the future of business communications. By integrating voice, video, chat, contact centre, and enterprise-class API solutions into one global, secure, reliable cloud communications platform, people are more connected and productive no matter where they are in the world.

8x8 Infinity Diagram

Secure & Compliant

8x8 protects businesses by using the highest levels of data security, privacy and compliance. Verified by third party security and compliance certifications.


8x8’s platform and patented technology delivers a consistent end-user experience over inconsistent networks, supported by an end-to-end SLA that covers both uptime and call quality.


From call activity reporting to AI-driven speech analytics and virtual agents, 8x8's unique ability to bring together and analyse data from across all communication touch points provides unique insights that drive productivity improvements, cost savings and revenue growth.


Contact Centre

Delight customers and empower employees with AI-powered workflows for every interaction.

A complete, secure cloud contact centre solution that makes it easy to connect and collaborate with agents and strengthen experiences for optimal customer success.

Contact Centre

Reliable, easy, and secure

Ensure productivity for all agents with 99.999% uptime SLA and a unified toolset that eliminates app confusion.

Engaging and collaborative

Boost agent and employee engagement, collaboration and operational effectiveness.


Design better experiences with support for all channels and proactive, AI-powered self-service.

Adaptive analytics

Activate agent potential with timely feedback, intelligent coaching and collaboration tools for continuous improvement.

Omnichannel Routing

Connect faster with omnichannel routing

Stay ahead of changing customer expectations with complete voice and digital channel support, intelligent routing and proactive self-service options.

Workforce Engagement Management

Drive results with Workforce Engagement Management

Delivering great customer experiences means empowering agents with a powerful combination of tools built to save time and optimise results.

Contact Centre Analytics

Optimise faster and smarter with contact centre analytics

Customers can gain complete visibility, capture insights and act faster to optimise customer experiences.

Lead with design

Lead with design to boost agent engagement

Upgrade the agent interface to an intuitive, design-led application. Seamlessly and effectively handle all customer interactions through a single interface.

Rapid integrations and endless possibilities


Business Phone

Elevate the quality and reliability of your customer's business phones.

Making customer's phones work smarter by leveraging cloud PBX to more effectively onboard employees anywhere in the UK or around the world, and manage and scale their voice services.

Business Phone

Everything your customers need in a single app or their preferred browser

All-in-one collaboration from desktop and mobile devices with voice, video, private messaging, and team chat.

Bring coworkers, customers and collaborators together with 8x8 Work.

Allow your customers to connect with their customers and colleagues no matter where they are. Seamlessly transition from phone call to chat to screen share. 8x8 Work has been designed from the ground up with flexibility in mind, so customers can work and collaborate in their own way.

Cloud PBX Features

Top Features

Enterprise-grade cloud PBX with auto-attendant, voicemail, flexible call flows and global coverage.

Core Productivity

Businesses can connect with colleagues and customers from anywhere, anytime on any device.

Call Handling

Equip teams with all the tools they need to easily manage incoming and outgoing phone calls.

Call Management

Distribute incoming calls efficiently, facilitate customer conversations and improve employee productivity.

Easy Administration

Single administrative interface for user provisioning, system configuration and management.

Corporate Features

Get features tailored to keep employees productive and efficient.


Comprehensive performance and usage dashboards as well as reporting options.

8x8 Work

All-in-one experience for voice, video, chat and fax on desktop, web and mobile.


Video Conferencing

Meetings in HD video with desktop and mobile screen-sharing.

The best video conferencing solution for businesses of any size in the UK and around the world. Fully secure, reliable, packed with features and really simple to use.

The only video conferencing solution that business needs

8x8 Video Conferencing
Mobile Browser Video Conferencing

Team Chat

Say hello 👋 to more natural, productive collaboration with teammates and other chat platforms.

Connect teams in an instant with 8x8's business chat. Easily access conversations with contacts, whether they are colleagues on the same phone system or an external chat application, and whether they’re also in the UK or are anywhere else in the world.

8x8 Work Apps

1:1 Instant Messaging

Message and share files with any individual user within a company’s global directory.

Team Messaging

Provide group chat functionality to send messages to and share files in public or private rooms.

File Sharing

Share documents and files across 1:1 and group chat rooms.

Fine-Tuned Access

Designate group chat rooms as private, invite-only or public. You can even limit access to a subset of users.


Communication API's

Infuse every process, app and website with rich messaging and video conferencing capabilities.

Build omnichannel communications and personalised interactions to engage customers at scale. 8x8 allows users to talk to their customers on the channel they’re most comfortable with.

Global Network with Local Experience

Enterprise-grade communications and collaboration everywhere that business takes your customers.

PSTN Services Available in:

Countries +

Build a presence and support users, in over 50 countries with 8x8.

Establish Virtual Presence in:

Countries +

Global support for a range of products and services.


Benefit from a total end-to-end service

By offering guidance for project management and installation, our Partners benefit from a total end-to-end service. From pre-sales to installation and porting, we have the expertise to direct Partners on best practice to deploy successful solutions.

Dedicated support

We have a help desk full of experts to support you on each and every project. We are here for our Partners to help uncover and sell more 8x8 opportunities.

UConneX Logo

The dedicated interconnect between Zest4 and 8x8

UConneX by Zest4 will streamline your sales process with unrivalled access to the leading connectivity suppliers in one place. Enabling you to quote with ease, manage connections and access support for all your connectivity customers in our portal.

Partner With Us
Working with Zest4 and 8x8 gives partners access to all of our knowledge and expertise.

Deepen conversations with your customer base, see new revenue in your business and ultimately become a trusted advisor to your customers to build for the future.