Construction of bridges and tunnels Companies in the UK

SIC 42130Construction|124.1% formed since 2020|Data updated 9 Jun 2026
190
Active

190 active UK companies are classified under construction of bridges and tunnels (SIC code 42130), a specialised sector. This sector falls under Section F — Construction — of the UK Standard Industrial Classification. The sector has a relatively low 0.4% dissolution rate — 190 of 228 registrations remain active. The sector is experiencing rapid growth, with 124.1% of active businesses incorporated since 2020 — indicating strong recent demand. 98% of companies were formed after 2010, marking this as a sector with predominantly recent entrants. The average company age in this sector is 10.5 years. London leads with 13% of companies in this sector. Companies in this sector hold 161 government contracts valued at £42.7M.

Source: Companies House register via UVAGATRON, June 2026

190
Active Companies
F
SIC Section
1948
Oldest Company
124.1%
Growth (2020s)
10.5 yr
Avg Company Age

A rapidly growing sector with 124.1% of active companies formed since 2020.

Incorporation by Decade
10%
36%
45%
Pre-1990: 7
1990s: 13
2000s: 22
2010s: 83
2020s: 103

Data Signals

Governance
6194 src
Financial
4056 src
growth
1651 src
Compliance
1196 src
Risk
957 src
Trade
391 src
ESG
215 src
operational
111 src

Sector Overview

The construction of bridges and tunnels sector has a <Link href="/glossary/company-dissolution">0.4% dissolution rate</Link>. The average active company in this sector is 10.5 years old. Geographic concentration: 13% in LONDON.

0.4%
Dissolution rate
10.5 yrs
Avg company age

Company Size Breakdown

Small: 4 (22%)Medium: 2 (11%)Large: 12 (67%)

Government Activity

Companies in the construction of bridges and tunnels sector have been awarded 161 government contracts worth £42.7M in total.

Frequently Asked Questions

How many construction of bridges and tunnels companies are there in the UK?

There are 190 active companies classified under SIC code 42130 (Construction of bridges and tunnels) in the UK, out of 228 total registered.

What is SIC code 42130?

SIC code 42130 stands for "Construction of bridges and tunnels". It belongs to Section F — Construction of the UK Standard Industrial Classification.

Where are most construction of bridges and tunnels companies located?

The largest concentrations are in LONDON (24), BIRMINGHAM (6).

What is the average age of construction of bridges and tunnels companies?

The average active construction of bridges and tunnels company in the UK is 10.5 years old, with the oldest registration dating back to 1948.

What government data is available for construction of bridges and tunnels companies?

Our database contains 1,474 data signals across 8 categories for active construction of bridges and tunnels companies. The largest category is Governance with 619 signals from 4 government sources.

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