Firmoscan
Active17334663Private limited companyThetford

SD-MARINE SERVICES LTD

Significant control: Stephen John Dickens (75–100%)

Companies HouseCompanies House

From public filings as at 31 Aug 2026; may contain errors or be out of date.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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Registered activity: Other engineering activities (SIC 71129). We’re building product and service lists for UK companies. Get this one when it’s ready.

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01

Summary

Generated from filed data · no estimates

SD-MARINE SERVICES LTD is an active private limited company (company number 17334663) incorporated on 13 July 2026, registered in Thetford. Its registered activity is other engineering activities (SIC 71129). No accounts have been filed yet; the first accounts are due by 13 April 2028.

There are 3,739 companies in other engineering activities in Other with filed accounts; the median reports net assets of £8,713 and is 8 years old.

02

Ownership and control

1 active
  • Mr Stephen John Dickens
    Individual · since 13 July 2026
    • 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.

03

Key dates

Incorporated
13 July 2026under 1 yr ago
First accounts due
13 April 2028in 538 days
Confirmation statement due
27 July 2027in 277 days

Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.

04

Activity

SIC 71129
Other engineering activities
Accounts type
No Accounts Filed
05

Financials

No accounts on record

No accounts filed yet. The first accounts are due by 13 April 2028; this page updates when they are filed.

06

Timeline

Newest first
  1. First accounts duein 538 days
  2. Confirmation statement duein 277 days
  3. Incorporated
07

Similar companies in the UK

Same activity (other engineering activities), closest in incorporation date

All companies incorporated on 13 July 2026 · in Jul 2026.

08

Reminders for SD-MARINE SERVICES LTD

Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.

Source: Companies House register, snapshot 2026-08-31. Open Government Licence v3.0. View on Companies House. Methodology · About · Markdown.

This information comes from public filings and our automated processing of them. It may contain errors, be incomplete or be out of date, and is not advice or a credit reference. Check the official record before relying on it. Terms · Privacy · Report an error (corrected within one working day).