Skip to content
CompanySight
Company No. 00642173 · Incorporated 17 Nov 1959

Plasmor Limited

Registered name: PLASMOR LIMITED

Part of Plasmor (Holdings) Limited group

Plasmor Limited made £70.4m revenue and £412k profit in the year to 31 Dec 2025. read from filing text

Plasmor Limited’s revenue was £70.4m in the year to 31 Dec 2025, with £412k profit and 218 employees. The company is classified under “manufacture of concrete products for construction purposes” and is based in Knottingley; we hold 4 years of its filed accounts.

Status
Active
Location
Knottingley, Yorkshire and The Humber
Age
66 yrs · since 1959
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 and ultimate parent company is Plasmor (Holdings) Limited . Plasmor (Holdings) Limited is the smallest and largest group into which these financial statements are consolidated, and these”

Latest accounts · year to 31 Dec 2025

Key figures

Revenue
£70.4m
Growth —
Profit
£412k
Growth —
Profit margin
0.6%
Gross 19.7%
Employees
218
Change —
Profit / employee
£1.9k
Revenue/employee £323k
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.

4 filed years

Financial history

Multi-year financials, oldest to newest
Year to31 Aug 202231 Aug 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)£72.3m£69.9m£87.1m£70.4m
Cost of sales£60.6m£55.6m£67.9m£56.5m
Gross profit£11.8m£14.3m£19.2m£13.9m
Operating profit−£49.4k£2.5m£2.3m£860k
Profit before tax−£47.9k£4m£2.5m£951k
Profit after tax−£522k£3.8m£1.8m£412k
Profit (best available)−£522k£3.8m£1.8m£412k
Staff costs£10.5m£10.7m£15.4m£12.2m
Employees (average)239229230218
Ratios
Profit margin−0.7%5.4%2%0.6%
Gross margin16.3%20.5%22.1%19.7%
Revenue per employee£303k£305k£379k£323k
Profit per employee−£2.2k£16.6k£7.6k£1.9k
Growth (year on year)
Revenue growth—▼3.4%——
Headcount growth—▼4.2%——
Balance sheet — indirect signals, not revenue
Cash at bank£16.7m£19.1m£18.1m£13.6m
Net assets£61.3m£62.6m£55.2m£51.4m
Fixed assets£35.4m£36.2m£36.7m£36.4m
Current assets£44.7m£44.6m£39.1m£36.3m
Debtors£13.7m£11.5m£9.1m£8.3m
Deferred income£2.8m£2.2m£1.5m£1m
SourceFullAccounts · bulk data Apr 2024FullAccounts · bulk data Apr 2024FullAccounts · bulk data Aug 2025FullAccounts · bulk data Jun 2026
Derived from the latest filing

How the business works

Profit margin
0.6%
Profit ÷ revenue.
Gross margin
19.7%
Gross profit ÷ revenue. High for software and services.
Revenue per employee
£323k
Revenue ÷ average employees.
Profit per employee
£1.9k
Profit ÷ average employees.
Cash conversion
—
Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue
51.7%
Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue
1.5%
Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue
11.8%
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 £51.4m
Cash at bank
—
Now £13.6m
Headcount
—
Now 218
Deferred income
—
Now £1m
Fixed assets
—
Now £36.4m

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. Plasmor (Holdings) Limitedultimate parent75–100%
  2. Plasmor Limitedthis company

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

Subsidiaries (3)

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

Same industry, similar size

Similar profitable businesses

Industry benchmarks →

Sources

Latest figures from FullAccounts for the year to 31 Dec 2025 (profit £412k), from the Companies House accounts bulk data published Jun 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.