How much does British Gaskets Limited make?

British Gaskets Limited reported revenue of £13.2m and £3.2m profit in the year to 30 Nov 2025, according to its accounts filed at Companies House.

Is British Gaskets Limited profitable?

Yes — British Gaskets Limited reported a profit of £3.2m in the year to 30 Nov 2025.

Company No. 00431728 · Incorporated 25 Mar 1947

British Gaskets Limited

Registered name: BRITISH GASKETS LIMITED

British Gaskets Limited made £13.2m revenue and £3.2m profit in the year to 30 Nov 2025.

British Gaskets Limited’s revenue fell 4% to £13.2m in the year to 30 Nov 2025, with £3.2m profit. The company is classified under “manufacture of other plastic products” and is based in Sudbury; we hold 3 years of its filed accounts.

Full P&L filedSection C · ManufacturingSIC 22290Manufacture of other plastic products SIC 32990Other manufacturing n.e.c.SIC 46900Non-specialised wholesale trade

Status: Active
Location: Sudbury, East of England
Age: 79 yrs · since 1947
Type: Private Limited Company

Latest accounts · year to 30 Nov 2025

Key figures

Independent

Revenue

£13.2m

Growth ▼3.6%

Profit

£3.2m

Growth ▲29.5%

Profit margin

24.3%

Gross 39.2%

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	30 Nov 2023	30 Nov 2024	30 Nov 2025
Disclosure	Full P&L	Full P&L	Full P&L
Profit & loss
Revenue (turnover)	£13.5m	£13.7m	£13.2m
Cost of sales	−£8.1m	−£8.1m	−£8m
Gross profit	£5.4m	£5.6m	£5.2m
Operating profit	£730k	£690k	£620k
Profit before tax	£2.3m	£3.3m	£4.3m
Profit after tax	£1.8m	£2.5m	£3.2m
Profit (best available)	£1.8m	£2.5m	£3.2m
Employees (average)	—	—	—
Ratios
Profit margin	13.2%	18.1%	24.3%
Gross margin	39.8%	40.7%	39.2%
Growth (year on year)
Revenue growth	—	▲1.4%	▼3.6%
Profit growth	—	▲38.7%	▲29.5%
Balance sheet — indirect signals, not revenue
Net assets	—	—	—
Source	Accounts · bulk data Aug 2025	Accounts · bulk data Aug 2025	Accounts · bulk data Sep 2026

Derived from the latest filing

How the business works

Profit margin: 24.3%; Profit ÷ revenue.
Gross margin: 39.2%; 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

Subsidiaries (2)

Bovill & Boyd (Engineering) LimitedRev. £2.6m · Profit £250k
British Seals & Rubber Mouldings LimitedFigures not disclosed

Minority corporate shareholders

4 BG Group Ltd 25–50%

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

Same industry, similar size

Similar profitable businesses

Industry benchmarks →

Sources

Companies House profile Filing history & original accounts

Latest figures from accounts for the year to 30 Nov 2025 (profit £3.2m), from the Companies House accounts bulk data published Sep 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.