Firmoscan
Active16707011Private limited companyBiggleswade

S.I DESIGN & BUILD LTD

Significant control: Martin John Smith (25–50%), Dean James Smith (25–50%)

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From public filings as at 31 Aug 2026; may contain errors or be out of date.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: 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

S.I DESIGN & BUILD LTD is an active private limited company (company number 16707011) incorporated on 10 September 2025, registered in Biggleswade. Its registered activity is development of building projects (SIC 41100). No accounts have been filed yet; the first accounts are due by 10 June 2027.

There are 1,026 companies in development of building projects in Hertfordshire with filed accounts; the median reports net assets of £598 and is 9 years old.

02

Ownership and control

2 active
  • Mr Martin John Smith
    Individual · since 10 September 2025
    • owns 25–50% of shares
    • holds 25–50% of voting rights
    • can appoint or remove directors
  • Mr Dean James Smith
    Individual · since 10 September 2025
    • owns 25–50% of shares
    • holds 25–50% 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
10 September 20251 yr ago
First accounts due
10 June 2027in 224 days
Confirmation statement due
24 September 2027in 330 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
Accounts type
No Accounts Filed
05

Financials

No accounts on record

No accounts filed yet. The first accounts are due by 10 June 2027; this page updates when they are filed.

06

Timeline

Newest first
  1. Confirmation statement duein 330 days
  2. First accounts duein 224 days
  3. Incorporated
07

Similar companies in Hertfordshire

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

All companies incorporated on 10 September 2025 · in Sept 2025.

08

Reminders for S.I DESIGN & BUILD LTD

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