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STRUCTURAL DESIGN ASSOCIATES LTD

Active
04139435·incorporated 2001-01-11

STRUCTURAL DESIGN ASSOCIATES LTD is an active UK private limited company, incorporated on 11 January 2001 at Companies House (number 04139435; OpenRegistry canonical ID GB-04139435-structural-design-associates-ltd). Sophymarine's OpenRegistry classifies it under SIC 71122 (Engineering related scientific and technical consulting activities), one of 22,817 active UK entities in that code and one of 2,559 active companies registered in Ascot, Berkshire (postcode SL5). Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.

Status
Active
Type
Private Limited Company
Incorporated
2001-01-11
Registered Address
KINGS RIDE COURT, KINGS RIDE, ASCOT, BERKSHIRE, SL5 7JR, ENGLAND
SIC
71122 — Engineering related scientific and technical consulting activities
Country of origin
United Kingdom

Directors

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Shareholders

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Financials

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Filings

Check filing history of STRUCTURAL DESIGN ASSOCIATES LTD

Accounts

Last filed accounts made up to 2025-12-31. Next accounts due 2027-09-30. Financial year-end: 31/12. Filing class: DORMANT.

Confirmation statement

Last confirmation statement made up to 2026-03-11. Next confirmation statement due 2027-03-25.

Mortgages and charges

1 charge recorded against the company at Companies House: 0 outstanding, 1 satisfied, 0 partially satisfied.

Persons with significant control

STRUCTURAL DESIGN ASSOCIATES LTD has 1 person with significant control on file:

3 historical PSC records have ceased:

  • Mrs Thelma Helen Williamson born 1952 resident in England, British national. Notified 2016-04-06. Ceased 2017-12-13.
    • Owns 25–50% of shares
    • Holds 25–50% of voting rights
  • Mr Keith Williamson born 1951 resident in England, British national. Notified 2016-04-06. Ceased 2017-12-13.
    • Owns 50–75% of shares
    • Holds 50–75% of voting rights
  • Niras Gruppen A/S (Denmark reg. 73432219). Notified 2020-02-13. Ceased 2020-02-13.
    • Owns 75% or more of shares

Similar UK companies

Other companies registered under SIC 71122 (Engineering related scientific and technical consulting activities):

Other companies registered in Ascot:

Need real-time profile, officers, shareholders, financials or filing? Open the live profile at /company/gb/04139435.

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