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Companies House/Harwich/Company profile

SDB SIGNALLING LIMITED

Active
10743346·incorporated 2017-04-27

SDB SIGNALLING LIMITED is an active UK private limited company, incorporated on 27 April 2017 at Companies House (number 10743346; OpenRegistry canonical ID GB-10743346-sdb-signalling-limited). Sophymarine's OpenRegistry classifies it under SIC 42120 (Construction of railways and underground railways), one of 3,560 active UK entities in that code and one of 668 active companies registered in Harwich, Essex (postcode CO12). Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.

Status
Active
Type
Private Limited Company
Incorporated
2017-04-27
Registered Address
FLAT 4, 2 CLIFF ROAD, FLAT 4, 2 CLIFF ROAD, HARWICH, ESSEX, CO12 3PP, ENGLAND
SIC
42120 — Construction of railways and underground railways
Country of origin
United Kingdom

Directors

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Shareholders

Look up shareholders of SDB SIGNALLING LIMITED

Financials

Check financials of SDB SIGNALLING LIMITED

Filings

Check filing history of SDB SIGNALLING LIMITED

Accounts

Last filed accounts made up to 2025-04-30. Next accounts due 2027-01-31. Financial year-end: 30/04. Filing class: MICRO ENTITY.

Confirmation statement

Last confirmation statement made up to 2025-04-26. Next confirmation statement due 2026-05-10.

Persons with significant control

SDB SIGNALLING LIMITED has 1 person with significant control on file:

  • Mr Samuel William Thomas Dunning-Blake born 1995 resident in United Kingdom, British national. Notified 2017-04-27.
    • Owns 75% or more of shares
    • Owns 75% or more of shares
    • Owns 75% or more of shares
    • Holds 75% or more of voting rights
    • Holds 75% or more of voting rights
    • Holds 75% or more of voting rights
    • Has the right to appoint and remove directors
    • Significant Influence Or Control As Trust

Similar UK companies

Other companies registered under SIC 42120 (Construction of railways and underground railways):

Other companies registered in Harwich:

Need real-time profile, officers, shareholders, financials or filing? Open the live profile at /company/gb/10743346.

Source: Companies House Free Company Data, refreshed 2026-05-01. Official record: find-and-update.company-information.service.gov.uk.