How much does Smart Energy Group Ltd make?

Smart Energy Group Ltd reported revenue of £18.5m and a loss of £137k in the year to 31 Dec 2025, according to its accounts filed at Companies House.

How many employees does Smart Energy Group Ltd have?

Smart Energy Group Ltd reported an average of 61 employees in the year to 31 Dec 2025.

Is Smart Energy Group Ltd profitable?

No — Smart Energy Group Ltd reported a loss of £137k in the year to 31 Dec 2025.

Company No. 09806625 · Incorporated 2 Oct 2015

Smart Energy Group Ltd

Registered name: SMART ENERGY GROUP LTD

Part of Smart Energy Holdings Limited group

Smart Energy Group Ltd made £18.5m revenue and a £137k loss in the year to 31 Dec 2025.

Smart Energy Group Ltd’s revenue fell 13% to £18.5m in the year to 31 Dec 2025, with a loss of £137k and 61 employees. The company is classified under “plumbing, heat and air-conditioning installation” and is based in Cwmbran; we hold 5 years of its filed accounts.

Full P&L filedSection F · ConstructionSIC 43220Plumbing, heat and air-conditioning installation SIC 68320Management of real estate on a fee or contract basis

Status: Active
Location: Cwmbran, Wales
Age: 11 yrs · since 2015
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 Dec 2025

Key figures

Capital-lightBoring industryCash flow filed

Revenue

£18.5m

Growth ▼13.2%

Profit

−£137k

Growth ▼113.1%

Profit margin

−0.7%

Gross 34%

Employees

Change ▲19.6%

Profit / employee

−£2.2k

Revenue/employee £304k

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.

5 filed years

Financial history

Multi-year financials, oldest to newest
Year to	31 Dec 2021	31 Dec 2022	31 Dec 2023	31 Dec 2024	31 Dec 2025
Disclosure	No P&L	No P&L	Full P&L	Full P&L	Full P&L
Profit & loss
Revenue (turnover)	—	—	£15.4m	£21.3m	£18.5m
Cost of sales	—	—	£9.1m	£12.2m	£12.2m
Gross profit	—	—	£6.3m	£9.2m	£6.3m
Operating profit	—	—	£1.2m	£1.4m	−£110k
Profit before tax	—	—	£1.2m	£1.4m	−£137k
Profit after tax	—	—	£906k	£1m	−£137k
Profit (best available)	—	—	£906k	£1m	−£137k
Staff costs	—	—	£1.2m	£2.5m	£2.8m
Employees (average)	3	0	17	51	61
Ratios
Profit margin	—	—	5.9%	4.9%	−0.7%
Gross margin	—	—	40.9%	42.9%	34%
Revenue per employee	—	—	£905k	£419k	£304k
Profit per employee	—	—	£53.3k	£20.5k	−£2.2k
Cash conversion	—	—	−44.2%	−247.9%	—
Growth (year on year)
Revenue growth	—	—	—	▲38.8%	▼13.2%
Profit growth	—	—	—	▲15.6%	▼113.1%
Headcount growth	—	▼100%	—	▲200%	▲19.6%
Balance sheet — indirect signals, not revenue
Cash at bank	£25.8k	£244k	£762k	£2.6m	£1.6m
Net assets	£81.2k	£102k	£1m	£2.1m	£1.9m
Fixed assets	£3.1k	£8.1k	£36.1k	£1.2m	£1.2m
Current assets	£223k	£417k	£3.3m	£3.5m	£3.7m
Debtors	£197k	£5.3k	£750k	£280k	£225k
Cash from operations	—	—	−£532k	−£3.5m	£437k
Source	Accounts · bulk data Oct 2023	Accounts · bulk data Oct 2023	FullAccounts · bulk data Nov 2024	FullAccounts · bulk data Oct 2025	FullAccounts · bulk data Sep 2026

Derived from the latest filing

How the business works

Profit margin: −0.7%; Profit ÷ revenue.
Gross margin: 34%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £304k; Revenue ÷ average employees.
Profit per employee: −£2.2k; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: 6.6%; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: —; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: 1.2%; 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 £1.9m
Cash at bank: ▼40%; Now £1.6m
Headcount: ▲20%; Now 61
Deferred income: —; Now —
Fixed assets: ▲2%; Now £1.2m

Corporate ownership

Group structure

Ownership chain

Smart Energy Holdings Limitedultimate parent75–100%
Smart Energy Group Ltdthis company

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

Sister companies (2)

Coastal & Country Hideaways LimitedFigures not disclosed
Smart Energy Business LimitedFigures not disclosed

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 Dec 2025 (profit −£137k), 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.