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Company No. 15028395 · Incorporated 25 Jul 2023

Alight Energy UK Limited

Registered name: ALIGHT ENERGY UK LIMITED

Alight Energy UK Limited made £201k revenue and a £220k loss in the year to 31 Dec 2025. read from filing text

Alight Energy UK Limited’s revenue grew 56% to £201k in the year to 31 Dec 2025, with a loss of £220k and 0 employees. The company is classified under “production of electricity” and is based in Slough; we hold 3 years of its filed accounts.

Full P&L filedSection D · Electricity, gas, steam and air conditioning supplySIC 35110Production of electricity
Status
Active
Location
Slough, South East
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. From the filing: “The”

Latest accounts · year to 31 Dec 2025

Key figures

Small team
Revenue
£201k
Growth ▲55.7%
Profit
−£220k
Growth —
Profit margin
−109.7%
Gross 76.5%
Employees
0
Change —
Profit / employee
—
 
Profitable streak
0yrs
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 to31 Dec 202331 Dec 202431 Dec 2025
DisclosureFull P&Lread from filing textFull P&Lread from filing textFull P&Lread from filing text
Profit & loss
Revenue (turnover)£0£129k£201k
Cost of sales—£0£47.1k
Gross profit——£154k
Operating profit−£17.4k−£243k−£229k
Profit before tax−£17.4k−£236k−£220k
Profit after tax−£17.4k−£236k−£220k
Profit (best available)−£17.4k−£236k−£220k
Employees (average)000
Ratios
Profit margin—−183.3%−109.7%
Gross margin——76.5%
Growth (year on year)
Revenue growth——▲55.7%
Balance sheet — indirect signals, not revenue
Cash at bank£1.3k£454k£43.3k
Net assets−£6.5k−£86.7k−£322k
Fixed assets£1.2m£1.9m£4.1m
Current assets£0£127k£2.7m
Debtors£0£0£0
SourceFullAccounts · bulk data Sep 2024FullAccounts · bulk data Sep 2025FullAccounts · bulk data Sep 2026
Derived from the latest filing

How the business works

Profit margin
−109.7%
Profit ÷ revenue.
Gross margin
76.5%
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
2037%
Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue
—
Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue
0%
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 −£322k
Cash at bank
▼90%
Now £43.3k
Headcount
—
Now 0
Deferred income
—
Now —
Fixed assets
▲111%
Now £4.1m
Corporate ownership

Group structure

Subsidiaries (2)

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

Same industry, similar size

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Sources

Latest figures from FullAccounts for the year to 31 Dec 2025 (profit −£220k), 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.