How much does Institute of Swimming Limited make?

Institute of Swimming Limited reported revenue of £5.5m and £418k profit in the year to 31 Dec 2025, according to its accounts filed at Companies House.

Is Institute of Swimming Limited profitable?

Yes — Institute of Swimming Limited reported a profit of £418k in the year to 31 Dec 2025.

Company No. 01759210 · Incorporated 6 Oct 1983

Institute of Swimming Limited

Registered name: INSTITUTE OF SWIMMING LIMITED

Part of The Amateur Swimming Association (Swim England) Limited group

Institute of Swimming Limited made £5.5m revenue and £418k profit in the year to 31 Dec 2025.

Institute of Swimming Limited’s revenue fell 3% to £5.5m in the year to 31 Dec 2025, with £418k profit. The company is classified under “activities of professional membership organizations” and is based in Loughborough; we hold 3 years of its filed accounts.

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

Status: Active
Location: Loughborough, East Midlands
Age: 43 yrs · since 1983
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.

Latest accounts · year to 31 Dec 2025

Key figures

Revenue

£5.5m

Growth ▼3.2%

Profit

£418k

Growth ▼48.3%

Profit margin

7.6%

Employees

—

Change —

Profit / employee

—

Profitable streak

3yrs

Consecutive profitable years in our data

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

3 filed years

Financial history

Multi-year financials, oldest to newest
Year to	31 Dec 2023	31 Dec 2024	31 Dec 2025
Disclosure	Full P&L	Full P&L	Full P&L
Profit & loss
Revenue (turnover)	£5.7m	£5.7m	£5.5m
Operating profit	£783k	£689k	£312k
Profit before tax	£839k	£808k	£418k
Profit after tax	£839k	£808k	£418k
Profit (best available)	£839k	£808k	£418k
Employees (average)	38	37	—
Ratios
Profit margin	14.8%	14.3%	7.6%
Revenue per employee	£149k	£153k	—
Profit per employee	£22.1k	£21.8k	—
Growth (year on year)
Revenue growth	—	▼0.4%	▼3.2%
Profit growth	—	▼3.7%	▼48.3%
Headcount growth	—	▼2.6%	—
Balance sheet — indirect signals, not revenue
Net assets	—	—	—
Source	Accounts · bulk data Jul 2025	Accounts · bulk data Jul 2025	Accounts · bulk data Jul 2026

Derived from the latest filing

How the business works

Profit margin: 7.6%; Profit ÷ revenue.
Gross margin: —; 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

Ownership chain

The Amateur Swimming Association (Swim England) Limitedultimate parent75–100%
Institute of Swimming Limitedthis company

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

Sister companies (2)

Swim England Trading LimitedRev. £4.4m · Profit £525k
A.s.a. Swimming Enterprises LimitedRev. £61.4k · Profit £37.8k

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 £418k), from the Companies House accounts bulk data published Jul 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.