UK public supplier profile

COSYSEAL (DOUBLE GLAZING) LIMITED

Companies House number 04044256 · Active

This page joins supplier notices to the Companies House projection by the published GB-COH identifier. Names below can be trading styles or historical aliases. Values are notice fields, not verified revenue.
Published notices1
Distinct buyers1
Disclosed value£4,876,229
Latest notice10 February 2026
Registered identity

COSYSEAL (DOUBLE GLAZING) LIMITED

Companies House: 04044256
Status: Active
Incorporated: 1 August 2000
Registered office: 13 MONTPELIER AVENUE, BEXLEY
SIC: 96090 - Other service activities n.e.c.

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Published supplier aliases

1 names in notices

Cosyseal (Double Glazing) Limited (1)

Published contract notices

PublishedBuyer and noticeCategory / regionDisclosed value
10 February 2026Lansdowne Green Window Replacement
Southern Housing
Installation of windows
London
£4,876,229

Source dates and limitations

A 37X Ventures portfolio site

Operated by 37x Limited, a Guernsey Non Cellular Company, company number CMP76157, incorporated 18 July 2025.

Registered office: Les Echelons Court, Les Echelons, St. Peter Port, Guernsey, GY1 1AR.

Full company details