opendata.bot
Company number
10599507

CASSIOPEIA STAR HOLDINGS LIMITED

Active
✓ Active company on the official register. Next accounts due 31 December 2026.

Company details

South East, 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
CASSIOPEIA STAR HOLDINGS LIMITED
Company number
10599507
Registered office
OCEANA HOUSE, 39-49 COMMERCIAL ROAD, SOUTHAMPTON, HAMPSHIRE, SO15 1GA, ENGLAND · 81 other companies at this postcode
Company type
Private Limited Company
Incorporated on
3 February 2017
Status
Active
Age
9 years
Nature of business (SIC)
64209 — Activities of other holding companies n.e.c.
Accounts — next due
31 Dec 2026
Accounts — last made up to
31 Mar 2025
Confirmation statement — next due
16 Feb 2027
Confirmation statement — last
02 Feb 2026

What the register says

Facts from the register, with the dates they are filed under. Not a score: what they mean is for you to judge, and every line can be checked against Companies House itself.

Companies House register snapshot, read 02/09/2026.

People with significant control

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

Mr Mark Ashley Thorpe Barnwell
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 03/02/2017

Corporate structure

Who controls this company, and who they control in turn

1 controller Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Mr Mark Ashley Thorpe Barnwell
born 09/1961 · England owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Notified 03/02/2017 Controls 11 companies

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
03/02/2017 Person with significant control added Mr Mark Ashley Thorpe Barnwell

Documents for CASSIOPEIA STAR HOLDINGS 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

No entry found on the ICO register of fee payers under this name.

Not every organisation has to register — some are exempt. An absent entry is a question to ask, not a finding.

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/10599507
X-Api-Key: $OPENDATA_KEY
Read the API docs

Frequently asked questions

What is the company number of CASSIOPEIA STAR HOLDINGS LIMITED?
According to the official registry, the company number of CASSIOPEIA STAR HOLDINGS LIMITED is 10599507.
Where is CASSIOPEIA STAR HOLDINGS LIMITED registered?
The registered office is OCEANA HOUSE, 39-49 COMMERCIAL ROAD, SOUTHAMPTON, HAMPSHIRE, SO15 1GA, ENGLAND.
What is the SIC code of CASSIOPEIA STAR HOLDINGS LIMITED?
The nature of business is recorded under SIC code 64209 — Activities of other holding companies n.e.c..
Who controls CASSIOPEIA STAR HOLDINGS LIMITED?
Mr Mark Ashley Thorpe Barnwell 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 CASSIOPEIA STAR HOLDINGS LIMITED due?
The next annual accounts are due by 31 December 2026, and the last accounts were made up to 31 March 2025.

About CASSIOPEIA STAR HOLDINGS LIMITED (10599507)

CASSIOPEIA STAR HOLDINGS LIMITED is a private limited company incorporated on 3 February 2017 and registered in the United Kingdom under company number 10599507. Its registered office is at OCEANA HOUSE, 39-49 COMMERCIAL ROAD, SOUTHAMPTON, HAMPSHIRE, SO15 1GA, ENGLAND. The recorded nature of business is activities of other holding companies n.e.c. (SIC 64209). The company is currently active , with statutory accounts last made up to 31 March 2025. , and the person with significant control is Mr Mark Ashley Thorpe Barnwell. 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

Activities of other holding companies n.e.c. 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.