Firmoscan
Liquidation15900000Private limited companyLondon

SEC CONSTRUCTION LTD

Significant control: Millie Smith (75–100%)

In liquidationThe company is being wound up. A liquidator deals with its affairs, assets and creditors' claims. Status as shown on the Companies House register at 31 August 2026; it may have changed since. Check the live record.
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From public filings as at 31 Aug 2026; may contain errors or be out of date.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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What does Sec Construction Ltd sell?

Registered activity: Development of building projects (SIC 41100). 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

SEC CONSTRUCTION LTD is a liquidation private limited company (company number 15900000) incorporated on 15 August 2024, registered in London. Its registered activity is development of building projects (SIC 41100). No accounts have been filed yet; the first accounts are due by 15 May 2026.

There are 12,682 companies in development of building projects in London with filed accounts; the median reports net assets of £413 and is 8 years old.

02

Ownership and control

1 active · 1 other
  • Millie Smith
    Individual · since 22 September 2025
    • owns 75–100% of shares
  • Mr Rupert Mclachlan
    Individual · since 15 August 2024 · ceased 22 September 2025
    • 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
15 August 20242 yrs ago
First accounts due
15 May 2026161 days overdue
Confirmation statement due
29 August 2027in 310 days

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

04

Activity

SIC 41100
Development of building projects
SIC 41201
Construction of commercial buildings
SIC 41202
Construction of domestic buildings
SIC 42220
Construction of utility projects for electricity and telecommunications
Accounts type
No Accounts Filed
05

Financials

No accounts on record

No accounts filed yet. The first accounts are due by 15 May 2026; this page updates when they are filed.

06

Filing and accounts signals

Facts from the register · no rating
  • Incorporated two to five years agoIncorporated 15 August 2024
  • Register status is not ActiveLiquidation

Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.

07

Timeline

Newest first
  1. Confirmation statement duein 310 days
  2. First accounts due161 days overdue
  3. Incorporated
08

Similar companies in London

Same activity (development of building projects), closest in incorporation date

All companies incorporated on 15 August 2024 · in Aug 2024.

09

Reminders for SEC CONSTRUCTION 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).