# THALLASSA POWER SYSTEMS LTD (16795973)

> THALLASSA POWER SYSTEMS LTD is an active private limited company (company number 16795973) incorporated on 20 October 2025, registered in York. Its registered activity is defence activities (SIC 84220). No accounts have been filed yet; the first accounts are due by 20 July 2027.

- Status: Active
- Incorporated: 2025-10-20
- Registered office: York, YO41 1HD
- SIC 84220: Defence activities
- Next accounts due: 2027-07-20
- Confirmation statement due: 2026-11-03
- Accounts type: NO ACCOUNTS FILED

There are 87 companies in defence activities in Other with filed accounts; the median reports net assets of £14k and is 10 years old.

## Persons with significant control

- Mr Richard Breen — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors, since 2025-10-20

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/16795973
HTML: https://firmoscan.com/company/16795973-thallassa-power-systems-ltd