How much does J & J Fire Engineering Limited make?

J & J Fire Engineering Limited reported revenue of £27.4m and £3.1m profit in the year to 31 Mar 2025, according to its accounts filed at Companies House.

How many employees does J & J Fire Engineering Limited have?

J & J Fire Engineering Limited reported an average of 72 employees in the year to 31 Mar 2025.

Is J & J Fire Engineering Limited profitable?

Yes — J & J Fire Engineering Limited reported a profit of £3.1m in the year to 31 Mar 2025.

Company No. 15053264 · Incorporated 7 Aug 2023

J & J Fire Engineering Limited

Registered name: J & J FIRE ENGINEERING LIMITED

Part of Frankel 1878 Limited group

J & J Fire Engineering Limited made £27.4m revenue and £3.1m profit in the year to 31 Mar 2025. read from filing text

J & J Fire Engineering Limited’s revenue was £27.4m in the year to 31 Mar 2025, with £3.1m profit and 72 employees. The company is classified under “electrical installation” and is based in Rossendale; we hold 2 years of its filed accounts.

Full P&L filedSection F · ConstructionSIC 43210Electrical installation

Status: Active
Location: Rossendale, North West
Age: 3 yrs · since 2023
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 Mar 2025

Key figures

Young and profitableBoring industry

Revenue

£27.4m

Growth —

Profit

£3.1m

Growth —

Profit margin

11.4%

Gross 29.9%

Employees

Change —

Profit / employee

£43.3k

Revenue/employee £380k

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.

2 filed years

Financial history

Multi-year financials, oldest to newest
Year to	31 Mar 2024	31 Mar 2025
Disclosure	Full P&Lread from filing text	Full P&Lread from filing text
Profit & loss
Revenue (turnover)	£15.9m	£27.4m
Cost of sales	£11.9m	£19.2m
Gross profit	£4m	£8.2m
Operating profit	£2.5m	£4.2m
Profit before tax	£2.5m	£4.2m
Profit after tax	£1.9m	£3.1m
Profit (best available)	£1.9m	£3.1m
Employees (average)	62	72
Ratios
Profit margin	11.8%	11.4%
Gross margin	25%	29.9%
Revenue per employee	£257k	£380k
Profit per employee	£30.4k	£43.3k
Balance sheet — indirect signals, not revenue
Net assets	£2.7m	£4.1m
Fixed assets	£4.1m	£4.1m
Source	FullAccounts · bulk data Sep 2024	FullAccounts · bulk data Dec 2025

Derived from the latest filing

How the business works

Profit margin: 11.4%; Profit ÷ revenue.
Gross margin: 29.9%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £380k; Revenue ÷ average employees.
Profit per employee: £43.3k; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: 15.1%; 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 £4.1m
Cash at bank: —; Now —
Headcount: —; Now 72
Deferred income: —; Now —
Fixed assets: —; Now £4.1m

Corporate ownership

Group structure

Ownership chain

Frankel 1878 Limitedultimate parent75–100%
Red Nori Limited75–100%
Red Nori SPV 1 Limited50–75%
Red Nori Bidco 1 Limited75–100%
J & J Fire Engineering Limitedthis company

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

Subsidiaries (1)

J & J Design LtdRev. £27.4m · Profit £3.3m

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 £3.1m), from the Companies House accounts bulk data published Dec 2025. Spotted an error? Request a correction.

Updated from Companies House on 16 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.