How much does Purified Air Limited make?

Purified Air Limited reported revenue of £13.2m and £1.8m profit in the year to 31 Mar 2025, according to its accounts filed at Companies House.

How many employees does Purified Air Limited have?

Purified Air Limited reported an average of 85 employees in the year to 31 Mar 2025.

Is Purified Air Limited profitable?

Yes — Purified Air Limited reported a profit of £1.8m in the year to 31 Mar 2025.

Company No. 01827831 · Incorporated 26 Jun 1984

Purified Air Limited

Registered name: PURIFIED AIR LIMITED

Part of Wickland (Holdings) Limited group

Purified Air Limited made £13.2m revenue and £1.8m profit in the year to 31 Mar 2025. read from filing text

Purified Air Limited’s revenue grew 4% to £13.2m in the year to 31 Mar 2025, with £1.8m profit and 85 employees. The company is classified under “other manufacturing” and is based in Romford; we hold 4 years of its filed accounts.

Full P&L filedSection C · ManufacturingSIC 32990Other manufacturing n.e.c.

Status: Active
Location: Romford, London
Age: 42 yrs · since 1984
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 company is a wholly owned subsidiary of Wickland (Holdings) Limited whose registered office is Lyon House, Lyon Road, Romford RM1 2BG. Wickland (Holdings) Limited prepare consolidated accounts whi”

Latest accounts · year to 31 Mar 2025

Key figures

Capital-light

Revenue

£13.2m

Growth ▲3.8%

Profit

£1.8m

Growth ▼11.3%

Profit margin

13.6%

Gross 49.5%

Employees

Change ▲4.9%

Profit / employee

£21k

Revenue/employee £155k

Profitable streak

4yrs

Consecutive profitable years in our data

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

4 filed years

Financial history

Multi-year financials, oldest to newest
Year to	31 Mar 2022	31 Mar 2023	31 Mar 2024	31 Mar 2025
Disclosure	Profit only	Profit only	Full P&Lread from filing text	Full P&Lread from filing text
Profit & loss
Revenue (turnover)	—	—	£12.7m	£13.2m
Cost of sales	—	—	£6.3m	£6.6m
Gross profit	—	—	£6.4m	£6.5m
Operating profit	—	—	£2.6m	£2.4m
Profit before tax	£3.8m	£2.5m	£2.6m	£2.4m
Profit after tax	£3m	£2.1m	£2m	£1.8m
Profit (best available)	£3m	£2.1m	£2m	£1.8m
Staff costs	£2.4m	£2.7m	£3m	£3.4m
Employees (average)	73	75	81	85
Ratios
Profit margin	—	—	15.9%	13.6%
Gross margin	—	—	50.6%	49.5%
Revenue per employee	—	—	£157k	£155k
Profit per employee	£41.8k	£28.7k	£24.9k	£21k
Growth (year on year)
Revenue growth	—	—	—	▲3.8%
Profit growth	—	▼29.5%	▼6.2%	▼11.3%
Headcount growth	—	▲2.7%	▲8%	▲4.9%
Balance sheet — indirect signals, not revenue
Cash at bank	£1.1m	£989k	£654k	£887k
Net assets	£1.8m	£1.8m	£1.9m	£3.7m
Fixed assets	£622k	£582k	£2k	£835k
Current assets	£4.4m	£4.2m	£4.6m	£4.8m
Debtors	£2.2m	£2.1m	£2.7m	£2.8m
Deferred income	£0	£77.1k	£228k	£91.9k
Source	Accounts · bulk data Dec 2023	Accounts · bulk data Dec 2023	FullAccounts · bulk data Dec 2024	FullAccounts · bulk data Dec 2025

Derived from the latest filing

How the business works

Profit margin: 13.6%; Profit ÷ revenue.
Gross margin: 49.5%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £155k; Revenue ÷ average employees.
Profit per employee: £21k; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: 6.3%; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: 0.7%; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: 21.4%; 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: ▲92%; Now £3.7m
Cash at bank: ▲36%; Now £887k
Headcount: ▲5%; Now 85
Deferred income: ▼60%; Now £91.9k
Fixed assets: ▲42030%; Now £835k

Corporate ownership

Group structure

Ownership chain

Wickland (Holdings) Limitedultimate parent75–100%
Purified Air Limitedthis company

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

Sister companies (3)

Lightstone Castleford LLPFigures not disclosed
Lightstone Kidbrooke LLPFigures not disclosed
Puriserv LimitedFigures not disclosed

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 2025 (profit £1.8m), from the Companies House accounts bulk data published Dec 2025. 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.