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Company No. 02152229 · Incorporated 3 Aug 1987

Ylem Energy Limited

Registered name: YLEM ENERGY LIMITED

Part of Ylem Group Limited group

Ylem Energy Limited made £16.9m revenue and £1.8m profit in the year to 31 Mar 2025.

Ylem Energy Limited’s revenue fell 34% to £16.9m in the year to 31 Mar 2025, with £1.8m profit and 89 employees. The company is classified under “production of electricity” and is based in Salford Quays; we hold 2 years of its filed accounts.

Full P&L filedSection D · Electricity, gas, steam and air conditioning supplySIC 35110Production of electricitySIC 77390Renting and leasing of other machinery, equipment and tangible goods n.e.c.
Status
Active
Location
Salford Quays, North West
Age
39 yrs · since 1987
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

Revenue
£16.9m
Growth ▼33.7%
Profit
£1.8m
Growth ▼62.2%
Profit margin
10.3%
Gross 43.4%
Employees
89
Change ▲15.6%
Profit / employee
£19.7k
Revenue/employee £190k
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 to31 Mar 202431 Mar 2025
DisclosureFull P&LFull P&L
Profit & loss
Revenue (turnover)£25.6m£16.9m
Cost of sales£13.2m£9.6m
Gross profit£12.4m£7.4m
Operating profit£6.2m£1.7m
Profit before tax£6.2m£1.7m
Profit after tax£4.6m£1.8m
Profit (best available)£4.6m£1.8m
Staff costs£5m£5.5m
Employees (average)7789
Ratios
Profit margin18.1%10.3%
Gross margin48.5%43.4%
Revenue per employee£332k£190k
Profit per employee£60.1k£19.7k
Growth (year on year)
Revenue growth—▼33.7%
Profit growth—▼62.2%
Headcount growth—▲15.6%
Balance sheet — indirect signals, not revenue
Cash at bank£2.7m£2.5m
Net assets£7.9m£9.7m
Fixed assets£4.5m£2.8m
Current assets£10.3m£12m
Debtors£1.6m£820k
Deferred income£2.3m£1.4m
SourceFullAccounts · bulk data Dec 2025FullAccounts · bulk data Dec 2025
Derived from the latest filing

How the business works

Profit margin
10.3%
Profit ÷ revenue.
Gross margin
43.4%
Gross profit ÷ revenue. High for software and services.
Revenue per employee
£190k
Revenue ÷ average employees.
Profit per employee
£19.7k
Profit ÷ average employees.
Cash conversion
—
Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue
16.4%
Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue
8.5%
Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue
4.8%
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
▲22%
Now £9.7m
Cash at bank
▼5%
Now £2.5m
Headcount
▲16%
Now 89
Deferred income
▼38%
Now £1.4m
Fixed assets
▼39%
Now £2.8m

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. Ylem Group Limitedultimate parent75–100%
  2. Ylem Energy Limitedthis company

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

Sister companies (19)

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 FullAccounts for the year to 31 Mar 2025 (profit £1.8m), from the Companies House accounts bulk data published Dec 2025. 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.