How much does Aqualogic (WC) Ltd make?

Aqualogic (WC) Ltd reported revenue of £12.4m and £2.8m profit in the year to 31 Mar 2025, according to its accounts filed at Companies House.

How many employees does Aqualogic (WC) Ltd have?

Aqualogic (WC) Ltd reported an average of 147 employees in the year to 31 Mar 2025.

Is Aqualogic (WC) Ltd profitable?

Yes — Aqualogic (WC) Ltd reported a profit of £2.8m in the year to 31 Mar 2025.

Company No. 05159010 · Incorporated 21 Jun 2004

Aqualogic (WC) Ltd

Registered name: AQUALOGIC (WC) LTD

Part of Sustec Ltd group

Aqualogic (WC) Ltd made £12.4m revenue and £2.8m profit in the year to 31 Mar 2025. read from filing text

Aqualogic (WC) Ltd’s revenue grew 47% to £12.4m in the year to 31 Mar 2025, with £2.8m profit and 147 employees. The company is classified under “technical testing and analysis” and is based in Liverpool; we hold 4 years of its filed accounts.

Full P&L filedSection M · Professional, scientific and technical activitiesSIC 71200Technical testing and analysis

Status: Active
Location: Liverpool, North West
Age: 22 yrs · since 2004
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 controlled by Sustec Ltd, a company registered in England and Wales, which purchased 95% of the company's issued share capital during the current financial year. B P Rice and A M Willia”

Latest accounts · year to 31 Mar 2025

Key figures

Operating leverageCash flow filed

Revenue

£12.4m

Growth ▲46.7%

Profit

£2.8m

Growth ▲178.9%

Profit margin

22.8%

Gross 47.4%

Employees

147

Change ▲33.6%

Profit / employee

£19.2k

Revenue/employee £84.4k

Profitable streak

2yrs

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	No P&L	No P&L	Full P&Lread from filing text	Full P&Lread from filing text
Profit & loss
Revenue (turnover)	—	—	£8.5m	£12.4m
Cost of sales	—	—	£5.3m	£6.5m
Gross profit	—	—	£3.2m	£5.9m
Operating profit	—	—	£1.4m	£3.8m
Profit before tax	—	—	£1.4m	£3.8m
Profit after tax	—	—	£1m	£2.8m
Profit (best available)	—	—	£1m	£2.8m
Staff costs	—	—	£3.9m	£5m
Employees (average)	47	66	110	147
Ratios
Profit margin	—	—	12%	22.8%
Gross margin	—	—	37.4%	47.4%
Revenue per employee	—	—	£76.8k	£84.4k
Profit per employee	—	—	£9.2k	£19.2k
Cash conversion	—	—	−88.6%	−44.2%
Growth (year on year)
Revenue growth	—	—	—	▲46.7%
Profit growth	—	—	—	▲178.9%
Headcount growth	—	▲40.4%	▲66.7%	▲33.6%
Balance sheet — indirect signals, not revenue
Cash at bank	£628k	£9.3k	£1m	£1.4m
Net assets	£884k	£917k	£1.9m	£4.8m
Fixed assets	£101k	£366k	£1.1m	£2m
Current assets	£1.3m	£1.5m	£4.6m	£6.4m
Debtors	£517k	£1.2m	£3.4m	£1.9m
Deferred income	—	—	£4.7k	£25k
Cash from operations	—	—	−£1.3m	−£1.7m
Source	FullAccounts · bulk data Dec 2023	FullAccounts · 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: 22.8%; Profit ÷ revenue.
Gross margin: 47.4%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £84.4k; Revenue ÷ average employees.
Profit per employee: £19.2k; Profit ÷ average employees.
Cash conversion: −44.2%; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: 16.2%; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: 0.2%; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: 15.4%; 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: ▲146%; Now £4.8m
Cash at bank: ▲37%; Now £1.4m
Headcount: ▲34%; Now 147
Deferred income: ▲436%; Now £25k
Fixed assets: ▲84%; Now £2m

Corporate ownership

Group structure

Ownership chain

Sustec Ltdultimate parent75–100%
Aqualogic (WC) Ltdthis company

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

Sister companies (1)

D27 Estates LtdFigures not disclosed

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

Same industry, similar size

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Sources

Companies House profile Filing history & original accounts

Latest figures from FullAccounts for the year to 31 Mar 2025 (profit £2.8m), 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.