How much does Optimal Power Networks Limited make?

Optimal Power Networks Limited reported revenue of £2.3m and a loss of £2.4m in the year to 31 Mar 2025, according to its accounts filed at Companies House.

How many employees does Optimal Power Networks Limited have?

Optimal Power Networks Limited reported an average of 13 employees in the year to 31 Mar 2025.

Is Optimal Power Networks Limited profitable?

No — Optimal Power Networks Limited reported a loss of £2.4m in the year to 31 Mar 2025.

Company No. 11024024 · Incorporated 20 Oct 2017

Optimal Power Networks Limited

Registered name: OPTIMAL POWER NETWORKS LIMITED

Part of Sse PLC group

Optimal Power Networks Limited made £2.3m revenue and a £2.4m loss in the year to 31 Mar 2025.

Optimal Power Networks Limited’s revenue was £2.3m in the year to 31 Mar 2025, with a loss of £2.4m and 13 employees. The company is classified under “distribution of electricity” and is based in Reading.

Full P&L filedSIC 35130Distribution of electricity

Status: Active
Location: Reading
Age: 8 yrs · since 2017
Type: Private Limited Company

Latest accounts · year to 31 Mar 2025

Key figures

Revenue

£2.3m

Growth —

Profit

−£2.4m

Growth —

Profit margin

−104.4%

Gross 43.5%

Employees

Change —

Profit / employee

−£185k

Revenue/employee £177k

Profitable streak

0yrs

Consecutive profitable years in our data

1 filed year

Financial history

Multi-year financials, oldest to newest
Year to	31 Mar 2025
Disclosure	Full P&L
Profit & loss
Revenue (turnover)	£2.3m
Cost of sales	−£1.3m
Gross profit	£1m
Operating profit	−£2.7m
Profit before tax	−£3.1m
Profit after tax	−£2.4m
Profit (best available)	−£2.4m
Employees (average)	13
Ratios
Profit margin	−104.4%
Gross margin	43.5%
Revenue per employee	£177k
Profit per employee	−£185k
Balance sheet — indirect signals, not revenue
Net assets	—
Source	Accounts · bulk data Jan 2026

Derived from the latest filing

How the business works

Profit margin: −104.4%; Profit ÷ revenue.
Gross margin: 43.5%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £177k; Revenue ÷ average employees.
Profit per employee: −£185k; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: —; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: —; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: —; 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 —
Cash at bank: —; Now —
Headcount: —; Now 13
Deferred income: —; Now —
Fixed assets: —; Now —

Corporate ownership

Group structure

Ownership chain

Sse PLCultimate parent75–100%
Sse Enterprise Limited75–100%
Optimal Power Networks 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).

Sources

Companies House profile Filing history & original accounts

Latest figures from accounts for the year to 31 Mar 2025 (profit −£2.4m), from the Companies House accounts bulk data published Jan 2026. Spotted an error? Request a correction.

Updated from Companies House on 15 Oct 2026

Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.