The Internet of Things

We are an IoT MVNO (Mobile Virtual Network Operator)

Giving control to partners with our own SIM management portal

We offer CaaS (Connectivity as a Service)

With industry experience we cover the entire IoT spectrum

Vehicle Telematics

Temperature Monitoring

Energy Monitoring


Pre-ethernet Solutions


In-Vehicle Connectivity

Transforming lives & businesses.

The Internet of Things is transforming industries around the world. Zest4’s IoT solutions can help you unlock new revenue streams, improve efficiency and increase customer engagement and loyalty. We offer our partners access to most tariffs across multiple global network providers, as well as numerous roaming solutions alongside international capabilities, we can provide future-proofed wireless connectivity – beyond cellular and integrating satellite and low-power wide-area (LPWA) networks into a secure managed and monitored solution.

You need a secure, resilient network.

Zest4 operate an award-winning secure network to manage IoT / M2M solutions: Zest4 Connect. Connectivity services are only as good as the underlying networks and infrastructures they are built on. Zest4 Connect is a resilient network that seamlessly interfaces multiple Mobile Network Operators, providing secure, real-time management and connection visibility of all of your devices. Our state-of-the-art network has been designed to fully support the capacity requirements of high bandwidth solutions such as bonded 3G/4G, offering an industry-leading level of platform control.

Zest4 Connect Logo Small

The Online SIM Management Portal

Easy to use. Easy to understand.

Zest4 Connect enables partners to manage their entire SIM estate through a single portal.

Active Sectors

Connectivity as a Service (CaaS)

Our partners rely on us to deliver world-class secure solutions that meet their business needs and project requirements. Success means delivering what our partners need, backed up by first-rate support.

We work with partners to understand what requirements they have now and continually monitor this throughout our relationship as they develop and as new challenges arise.

Service is built from many different elements including; coverage, network platform, technical support, billing and connectivity management and much more.

Zest4’s connectivity services integrate all elements to successfully keep partner’s businesses ready NOW and fully future-proofed. For example: We provide mobile 3G an 4G solutions that work over any cellular network. Anywhere. Anytime. Alongside the ability to track, monitor and manage data use – ensuring it is easily recorded and billed, down to the very last KB.