opendata.bot
Company number
10326869

WELBAR ENERGY STORAGE LIMITED

Active
✓ Active company on the official register. Next accounts due 30 September 2026.

Company details

London, England Contains OS data © Crown copyright and database right. Contains Royal Mail data © Royal Mail copyright and database right. Source: Office for National Statistics licensed under the Open Government Licence v.3.0.
Registered name
WELBAR ENERGY STORAGE LIMITED
Company number
10326869
Registered office
9 KINGSWAY, 8TH FLOOR, LONDON, WC2B 6XF, UNITED KINGDOM · 49 other companies at this postcode
Company type
Private Limited Company
Incorporated on
12 August 2016
Status
Active
Age
10 years
Previous names
LUMINOUS ENERGY (DH) LIMITED (to 03 Apr 2021)
Nature of business (SIC)
35110 — Production of electricity
Accounts — next due
30 Sept 2026
Accounts — last made up to
31 Dec 2024
Confirmation statement — next due
22 Feb 2027
Confirmation statement — last
08 Feb 2026

People with significant control

Beneficial owners holding over 25% of shares, voting rights or the right to appoint directors

Bw Ess Uk Limited
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 12/07/2022
Hams Hall Holding Uk Limited
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 18/08/2025
Luminous Energy Ltd
owns 25–50% of shares
Notified 12/08/2016
Penso Power Limited
owns 25–50% of shares
Notified 01/04/2021

Corporate structure

Who controls this company, and who they control in turn

4 controllers Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Corporate owner owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Notified 18/08/2025
Corporate owner owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Control ended 18/08/2025 Controls 3 companies
Corporate owner owns 25–50% of shares Control ended 12/07/2022 Controls 11 companies
Penso Power Limited name only
owns 25–50% of shares Control ended 01/10/2024

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
18/08/2025 Person with significant control ceased Bw Ess Uk Limited
18/08/2025 Person with significant control added Hams Hall Holding Uk Limited
01/10/2024 Person with significant control ceased Penso Power Limited
12/07/2022 Person with significant control ceased Luminous Energy Ltd
12/07/2022 Person with significant control added Bw Ess Uk Limited
03/04/2021 Registered name changed LUMINOUS ENERGY (DH) LIMITED WELBAR ENERGY STORAGE LIMITED
01/04/2021 Person with significant control added Penso Power Limited
12/08/2016 Person with significant control added Luminous Energy Ltd

Documents for WELBAR ENERGY STORAGE LIMITED

Need this one company on file? Buy the document on its own — no plan required.

Company extract£1.99

The full registration record as held today — name, number, status, registered office, company type, previous names, officers, PSC and SIC codes, timestamped for your file.

PDF Order
Financial statements£3.99

Every figure the company’s own accounts state, across each filed period, with year-on-year movement. Most UK companies file small or micro-entity accounts — a balance sheet and a headcount, no turnover or profit.

PDF + CSV Order
Ownership report£3.99

Who controls the company: persons with significant control, the nature of that control, the ownership graph and every other company those controllers hold.

PDF Order

Data protection register

Registered with the Information Commissioner's Office as a data protection fee payer.

WELBAR ENERGY STORAGE LIMITED — WC2B 5PT
Tier 1 · renews 10/02/2027
ICO entry

The ICO publishes no company number, so this is matched on the registered name . Check the ICO entry before relying on it.

Get this company via API

Every field on this page is available as structured JSON behind one endpoint and one API key.

GET /v1/company/gb/10326869
X-Api-Key: $OPENDATA_KEY
Read the API docs

Frequently asked questions

What is the company number of WELBAR ENERGY STORAGE LIMITED?
According to the official registry, the company number of WELBAR ENERGY STORAGE LIMITED is 10326869.
Where is WELBAR ENERGY STORAGE LIMITED registered?
The registered office is 9 KINGSWAY, 8TH FLOOR, LONDON, WC2B 6XF, UNITED KINGDOM.
What is the SIC code of WELBAR ENERGY STORAGE LIMITED?
The nature of business is recorded under SIC code 35110 — Production of electricity.
Who controls WELBAR ENERGY STORAGE LIMITED?
Bw Ess Uk Limited is recorded as a person with significant control, and owns 75–100% of shares, holds 75–100% of voting rights, can appoint and remove directors.
When are the next accounts of WELBAR ENERGY STORAGE LIMITED due?
The next annual accounts are due by 30 September 2026, and the last accounts were made up to 31 December 2024.

About WELBAR ENERGY STORAGE LIMITED (10326869)

WELBAR ENERGY STORAGE LIMITED is a private limited company incorporated on 12 August 2016 and registered in the United Kingdom under company number 10326869. Its registered office is at 9 KINGSWAY, 8TH FLOOR, LONDON, WC2B 6XF, UNITED KINGDOM. The recorded nature of business is production of electricity (SIC 35110). The company is currently active , with statutory accounts last made up to 31 December 2024. , and the person with significant control is Bw Ess Uk Limited. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

Companies at the same registered office

Production of electricity across UK registers

The same sector and the same company, seen through every register we hold

Explore by sector

Every UK company records what it does as a SIC code — browse the sectors around this one.