Plumbing Companies in the UK

SIC 4533Construction|0% formed since 2020|Data updated 9 Jun 2026
51
Active

51 active UK companies are classified under plumbing (SIC code 4533), a specialised sector. This sector falls under Section F — Construction — of the UK Standard Industrial Classification. The sector has a relatively low 2% dissolution rate — 51 of 246 registrations remain active. This is a mature sector with limited new entrants — only 0% of companies were incorporated since 2020. 329% of active companies were formed before 2000, reflecting the sector's deep roots in the UK economy. The average company in this sector is 58.1 years old, suggesting established and stable operators. The sector's longest-standing company was incorporated in 1905.

Source: Companies House register via UVAGATRON, June 2026

51
Active Companies
F
SIC Section
1905
Oldest Company
0%
Growth (2020s)
58.1 yr
Avg Company Age

A mature, established sector with companies averaging 58.1 years.

Incorporation by Decade
53%
15%
31%
Pre-1990: 131
1990s: 37
2000s: 77
2010s: 1

Data Signals

Governance
1013 src
Financial
792 src
Risk
604 src
Compliance
111 src
innovation
11 src

Sector Overview

The plumbing sector has a <Link href="/glossary/company-dissolution">2% dissolution rate</Link>. The average active company in this sector is 58.1 years old.

2%
Dissolution rate
58.1 yrs
Avg company age

Company Size Breakdown

Small: 9 (41%)Medium: 2 (9%)Large: 11 (50%)

Frequently Asked Questions

How many plumbing companies are there in the UK?

There are 51 active companies classified under SIC code 4533 (Plumbing) in the UK, out of 246 total registered.

What is SIC code 4533?

SIC code 4533 stands for "Plumbing". It belongs to Section F — Construction of the UK Standard Industrial Classification.

Where are most plumbing companies located?

Company locations vary across the UK.

What is the average age of plumbing companies?

The average active plumbing company in the UK is 58.1 years old, with the oldest registration dating back to 1905.

What government data is available for plumbing companies?

Our database contains 252 data signals across 5 categories for active plumbing companies. The largest category is Governance with 101 signals from 3 government sources.

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Data is updated daily from official UK government sources including Companies House. Information is provided for reference only.