Slide how many people and what they do; the plan and the monthly figure follow. One bill with your phones and lines, one number when a handset is lost.
12 people: 7 Essential, 3 Everywhere, 2 Unlimited, pooled data across the company so nobody runs out while someone else has spare.
Get this pricedPick by how people work, not by handset. Data is pooled across all of them.
Zest4 tariffs at 29 October 2026, ex VAT, 24-month terms. Handsets are quoted separately or bring your own.
The four things a mobile contract from an IT company gets you that a phone shop does not.
Six working days, no number changes, no overlap bill.
One form per number. We request them from your current provider; you keep every number.
SIMs are posted labelled; phones go into the same management as your laptops.
Each number swaps over in a working day. The old contract ends the same day, not a month later.
The pages most people read next.
Type a word, press a topic, or open a row. If it is not here, an engineer is.
An engineer answers the phone, Monday to Friday 08:00 to 18:00.
0113 216 6777Talk to an engineerThree: Essential with 20 GB for UK office-based staff, Everywhere with 100 GB and EU roaming included, and Unlimited with 5G for vans, engineers and hotspots. Data is pooled across all of them.
Ring the helpdesk. We bar the SIM, wipe the phone and post a replacement SIM the same day.
From £12 a month for Essential, £18 for Everywhere and £24 for Unlimited, ex VAT on 24-month terms. Handsets are quoted separately, or bring your own.
Yes, every number. We request the PAC codes for you and the move takes six working days, with the old contract ending the same day the numbers move.
Short reads on the questions this service answers.

Helpdesk 0113 216 6777, Monday to Friday 08:00 to 18:00. Existing numbers move in six working days.