PROTEUS MARINE LTD
Significant control: William James Mawhinney (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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What does Proteus Marine Ltd sell?
Registered activity: Engineering related scientific and technical consulting activities (SIC 71122). We’re building product and service lists for UK companies. Get this one when it’s ready.
Summary
PROTEUS MARINE LTD is an active private limited company (company number NI734555) incorporated on 19 October 2025, registered in Carrickfergus. Its registered activity is engineering related scientific and technical consulting activities (SIC 71122). No accounts have been filed yet; the first accounts are due by 19 July 2027.
There are 240 companies in engineering related scientific and technical consulting activities in Belfast with filed accounts; the median reports net assets of £11k and is 6 years old.
Ownership and control
- Mr William James Mawhinney
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
Key dates
- Incorporated
- 19 October 20251 yr ago
- First accounts due
- 19 July 2027in 266 days
- Confirmation statement due
- 2 November 2026in 7 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 71122
- Engineering related scientific and technical consulting activities
- Accounts type
- No Accounts Filed
Financials
No accounts filed yet. The first accounts are due by 19 July 2027; this page updates when they are filed.
Timeline
- First accounts duein 266 days
- Confirmation statement duein 7 days
- Incorporated
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Reminders for PROTEUS MARINE LTD
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