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Company No. 01595206 · Incorporated 3 Nov 1981

Fileder Filter Systems Limited

Registered name: FILEDER FILTER SYSTEMS LIMITED

Part of Fileder Holdings Limited group

Fileder Filter Systems Limited made £16.9m revenue and £665k profit in the year to 31 Dec 2025. read from filing text

Fileder Filter Systems Limited’s revenue grew 12% to £16.9m in the year to 31 Dec 2025, with £665k profit and 74 employees. The company is classified under “other professional, scientific and technical activities” and is based in Maidstone; we hold 4 years of its filed accounts.

Full P&L filedSection M · Professional, scientific and technical activitiesSIC 74909Other professional, scientific and technical activities n.e.c.
Status
Active
Location
Maidstone, South East
Age
44 yrs · since 1981
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 immediate parent company of Fileder Filter Systems Limited is Fileder Holdings Limited a company registered in England and Wales.”

Latest accounts · year to 31 Dec 2025

Key figures

Revenue
£16.9m
Growth ▲12.3%
Profit
£665k
Growth ▼47.5%
Profit margin
3.9%
Gross 53.3%
Employees
74
Change 0%
Profit / employee
£9k
Revenue/employee £229k
Profitable streak
4yrs
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 to31 Dec 202231 Dec 202331 Dec 202431 Dec 2025
DisclosureFull P&Lread from filing textFull P&Lread from filing textFull P&Lread from filing textFull P&Lread from filing text
Profit & loss
Revenue (turnover)£15.5m£13.6m£15.1m£16.9m
Cost of sales£8.1m£6.9m£7.3m£7.9m
Gross profit£7.4m£6.7m£7.8m£9m
Operating profit£2.2m£1.2m£1.3m£1.1m
Profit before tax£2.1m£1.1m£1.6m£851k
Profit after tax£1.8m£1m£1.3m£665k
Profit (best available)£1.8m£1m£1.3m£665k
Staff costs£3.2m£3.7m£4.2m£5m
Employees (average)70707474
Ratios
Profit margin11.7%7.6%8.4%3.9%
Gross margin47.9%49.2%51.7%53.3%
Revenue per employee£221k£194k£204k£229k
Profit per employee£25.9k£14.8k£17.1k£9k
Growth (year on year)
Revenue growth—▼12%▲10.8%▲12.3%
Profit growth—▼42.7%▲22.3%▼47.5%
Headcount growth—0%▲5.7%0%
Balance sheet — indirect signals, not revenue
Cash at bank£282k£2.1m£2.1m£2.7m
Net assets£7.7m£8.7m£9m£8.3m
Fixed assets£991k£870k£1.7m£1.7m
Current assets£9.1m£8.8m£8.6m£10.4m
Debtors£2.2m£2.1m£2.2m£2.4m
Deferred income£47.5k£69.9k£53.5k£69.7k
SourceFullAccounts · bulk data Sep 2024FullAccounts · bulk data Sep 2024FullAccounts · bulk data Sep 2025FullAccounts · bulk data Sep 2026
Derived from the latest filing

How the business works

Profit margin
3.9%
Profit ÷ revenue.
Gross margin
53.3%
Gross profit ÷ revenue. High for software and services.
Revenue per employee
£229k
Revenue ÷ average employees.
Profit per employee
£9k
Profit ÷ average employees.
Cash conversion
—
Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue
10.3%
Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue
0.4%
Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue
14.2%
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
▼7%
Now £8.3m
Cash at bank
▲24%
Now £2.7m
Headcount
0%
Now 74
Deferred income
▲30%
Now £69.7k
Fixed assets
▲2%
Now £1.7m

Deferred income is reported together with accruals in this filing (“accruals and deferred income”), so it is an approximate signal only.

Corporate ownership

Group structure

Ownership chain

  1. Fileder Holdings Limitedultimate parent75–100%
  2. Fileder Filter Systems Limitedthis company

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

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

Same industry, similar size

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Industry benchmarks →

Sources

Latest figures from FullAccounts for the year to 31 Dec 2025 (profit £665k), 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.