How much does Ciwem Professional Services Limited make?

Ciwem Professional Services Limited reported revenue of £519k and £55.5k profit in the year to 31 Dec 2025, according to its accounts filed at Companies House.

Is Ciwem Professional Services Limited profitable?

Yes — Ciwem Professional Services Limited reported a profit of £55.5k in the year to 31 Dec 2025.

Company No. 02773409 · Incorporated 14 Dec 1992

Ciwem Professional Services Limited

Registered name: CIWEM PROFESSIONAL SERVICES LIMITED

Ciwem Professional Services Limited made £519k revenue and £55.5k profit in the year to 31 Dec 2025.

Ciwem Professional Services Limited’s revenue was £519k in the year to 31 Dec 2025, with £55.5k profit. The company is classified under “activities of professional membership organizations” and is based in London; we hold 4 years of its filed accounts.

Full P&L filedSection S · Other service activitiesSIC 94120Activities of professional membership organizations

Status: Active
Location: London, London
Age: 33 yrs · since 1992
Type: Private Limited Company

Latest accounts · year to 31 Dec 2025

Key figures

Independent

Revenue

£519k

Growth —

Profit

£55.5k

Growth —

Profit margin

10.7%

Gross 71%

Employees

—

Change —

Profit / employee

—

Profitable streak

1yr

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 Dec 2022	31 Dec 2023	31 Dec 2024	31 Dec 2025
Disclosure	No P&L	No P&L	Full P&L	Full P&L
Profit & loss
Revenue (turnover)	—	—	£0	£519k
Cost of sales	—	—	£0	−£150k
Gross profit	—	—	£0	£369k
Profit before tax	—	—	£0	£55.5k
Profit after tax	—	—	£0	£55.5k
Profit (best available)	—	—	£0	£55.5k
Employees (average)	0	0	—	—
Ratios
Profit margin	—	—	—	10.7%
Gross margin	—	—	—	71%
Balance sheet — indirect signals, not revenue
Net assets	£0	£0	£100	—
Source	FullAccounts · bulk data Aug 2024	FullAccounts · bulk data Aug 2024	FullAccounts · bulk data Oct 2025	Accounts · bulk data Sep 2026

Derived from the latest filing

How the business works

Profit margin: 10.7%; Profit ÷ revenue.
Gross margin: 71%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: —; Revenue ÷ average employees.
Profit per employee: —; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: —; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: —; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: —; 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 —
Cash at bank: —; Now —
Headcount: —; Now —
Deferred income: —; Now —
Fixed assets: —; Now —

Corporate ownership

Group structure

Minority corporate shareholders

Trustee Board Of Ciwem (The Chartered Institution Of Water And Environmental Management) (registered outside the UK register)

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 accounts for the year to 31 Dec 2025 (profit £55.5k), from the Companies House accounts bulk data published Sep 2026. Spotted an error? Request a correction.

Updated from Companies House on 12 Oct 2026

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