There are 5,765 active companies in the glazing sector in the UK (SIC code 43342). This sector falls under Section F — Construction — of the UK Standard Industrial Classification. The sector has a relatively low 8.6% dissolution rate — 5,765 of 7,144 registrations remain active. The sector is experiencing rapid growth, with 122% of active businesses incorporated since 2020 — indicating strong recent demand. 96% of companies were formed after 2010, marking this as a sector with predominantly recent entrants. The average company age in this sector is 10.6 years. London leads with 7% of companies in this sector. Companies in this sector hold 76 government contracts valued at £94.6M.
Source: Companies House register via UVAGATRON, October 2026
A rapidly growing sector with 122% of active companies formed since 2020.
The glazing sector has a <Link href="/glossary/company-dissolution">8.6% dissolution rate</Link>. The average active company in this sector is 10.6 years old. Geographic concentration: 7% in LONDON.
Companies in the glazing sector have been awarded 76 government contracts worth £94.6M in total.
There are 5,765 active companies classified under SIC code 43342 (Glazing) in the UK, out of 7,144 total registered.
SIC code 43342 stands for "Glazing". It belongs to Section F — Construction of the UK Standard Industrial Classification.
The largest concentrations are in LONDON (393), BIRMINGHAM (103), GLASGOW (72).
The average active glazing company in the UK is 10.6 years old, with the oldest registration dating back to 1934.
Our database contains 49,423 data signals across 10 categories for active glazing companies. The largest category is Governance with 23,826 signals from 6 government sources.
5.9M companies, 50M+ signals from 53 government sources. Risk scores, director networks, entity analysis.