Firmoscan
Active17010044Private limited companyLondon

SASH ATELIER LTD

Significant control: Grzegorz Martynowski (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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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What does Sash Atelier Ltd sell?

Registered activity: Other building completion and finishing (SIC 43390). 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

SASH ATELIER LTD is an active private limited company (company number 17010044) incorporated on 3 February 2026, registered in London. Its registered activity is other building completion and finishing (SIC 43390). No accounts have been filed yet; the first accounts are due by 3 November 2027.

There are 3,377 companies in other building completion and finishing in London with filed accounts; the median reports net assets of £4,011 and is 8 years old.

02

Ownership and control

1 active
  • Mr Grzegorz Martynowski
    Individual · since 3 February 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
3 February 2026under 1 yr ago
First accounts due
3 November 2027in 375 days
Confirmation statement due
17 February 2027in 116 days

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

04

Activity

SIC 43390
Other building completion and finishing
Accounts type
No Accounts Filed
05

Financials

No accounts on record

No accounts filed yet. The first accounts are due by 3 November 2027; this page updates when they are filed.

06

Timeline

Newest first
  1. First accounts duein 375 days
  2. Confirmation statement duein 116 days
  3. Incorporated
07

Similar companies in London

Same activity (other building completion and finishing), closest in incorporation date

All companies incorporated on 3 February 2026 · in Feb 2026.

08

Reminders for SASH ATELIER 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).