How much does Ionize Limited make?

Ionize Limited reported revenue of £2m and £82.6k profit in the year to 31 Mar 2026, according to its accounts filed at Companies House.

How many employees does Ionize Limited have?

Ionize Limited reported an average of 11 employees in the year to 31 Mar 2026.

Is Ionize Limited profitable?

Yes — Ionize Limited reported a profit of £82.6k in the year to 31 Mar 2026.

Company No. 11321813 · Incorporated 20 Apr 2018

Ionize Limited

Registered name: IONIZE LIMITED

Part of Daikin Europe N.V. group

Ionize Limited made £2m revenue and £82.6k profit in the year to 31 Mar 2026. read from filing text

Ionize Limited’s revenue was £2m in the year to 31 Mar 2026, with £82.6k profit and 11 employees. The company is classified under “information technology consultancy activities” and is based in Aberystwyth; we hold 5 years of its filed accounts.

Full P&L filedSection J · Information and communicationSIC 62020Information technology consultancy activities

Status: Active
Location: Aberystwyth, West Midlands
Age: 8 yrs · since 2018
Type: Private Limited Company

Part of a group. The filing indicates this company sits within a group structure, so its results may depend on intra-group trading and it may be hard to replicate independently. From the filing: “The immediate parent company is Robert Heath Group Limited, company no. 06713680, registered in England and Wales.”

Latest accounts · year to 31 Mar 2026

Key figures

Capital-light

Revenue

£2m

Growth —

Profit

£82.6k

Growth —

Profit margin

4.2%

Gross 39.5%

Employees

Change —

Profit / employee

£7.5k

Revenue/employee £180k

Profitable streak

5yrs

Consecutive profitable years in our data

Badges are automated estimates derived from the filed figures — not statements of fact about the company.

5 filed years

Financial history

Multi-year financials, oldest to newest
Year to	30 Jun 2022	30 Jun 2023	30 Jun 2024	31 Mar 2025	31 Mar 2026
Disclosure	Profit only	Profit only	Full P&Lread from filing text	Full P&Lread from filing text	Full P&Lread from filing text
Profit & loss
Revenue (turnover)	—	—	£1.7m	£1.5m	£2m
Cost of sales	—	—	£732k	£795k	£1.2m
Gross profit	—	—	£924k	£694k	£780k
Operating profit	—	—	£221k	£65.6k	£108k
Profit before tax	—	—	£224k	£67.9k	£109k
Profit after tax	£303k	£248k	£165k	£52.9k	£82.6k
Profit (best available)	£303k	£248k	£165k	£52.9k	£82.6k
Employees (average)	11	10	11	12	11
Ratios
Profit margin	—	—	10%	3.5%	4.2%
Gross margin	—	—	55.8%	46.6%	39.5%
Revenue per employee	—	—	£151k	£124k	£180k
Profit per employee	£27.5k	£24.8k	£15k	£4.4k	£7.5k
Growth (year on year)
Profit growth	—	▼18.1%	▼33.6%	—	—
Headcount growth	—	▼9.1%	▲10%	—	—
Balance sheet — indirect signals, not revenue
Cash at bank	£338k	£340k	£414k	£295k	£241k
Net assets	£325k	£185k	£170k	£223k	£306k
Fixed assets	£211k	£291k	£18.7k	£17.1k	£42.3k
Current assets	£473k	£435k	£489k	£449k	£531k
Debtors	£133k	£92.9k	£14.5k	£5k	£4k
Source	FullAccounts · bulk data Jan 2024	FullAccounts · bulk data Jan 2024	FullAccounts · bulk data Feb 2025	FullAccounts · bulk data Dec 2025	FullAccounts · bulk data Jul 2026

Derived from the latest filing

How the business works

Profit margin: 4.2%; Profit ÷ revenue.
Gross margin: 39.5%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £180k; Revenue ÷ average employees.
Profit per employee: £7.5k; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: 2.1%; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: —; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: 0.2%; Money owed by customers. Low = customers pay quickly.

Indirect — not revenue

Balance-sheet signals

Year-on-year changes in filed balance-sheet items. They can hint at momentum (or investment) but are not revenue or profit and must not be read as such.

Net assets: —; Now £306k
Cash at bank: —; Now £241k
Headcount: —; Now 11
Deferred income: —; Now —
Fixed assets: —; Now £42.3k

Corporate ownership

Group structure

Ownership chain

Daikin Europe N.V. (registered outside the UK register)ultimate parent75–100%
Daikin Airconditioning UK Limited75–100%
Robert Heath Group Limited75–100%
Ionize Limitedthis company

Bands show the share of ownership each company holds in the one below it.

Sister companies (1)

Robert Heath Heating LimitedRev. £26m · Profit £1.4m

From the Persons with Significant Control register (corporate controllers only).

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Sources

Companies House profile Filing history & original accounts

Latest figures from FullAccounts for the year to 31 Mar 2026 (profit £82.6k), from the Companies House accounts bulk data published Jul 2026. Spotted an error? Request a correction.

Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.