22,079 active companies in the UK are classified under engineering related scientific and technical consulting activities (SIC code 71122). This sector falls under Section M — Professional, scientific and technical activities — of the UK Standard Industrial Classification. The sector has a relatively low 7.1% dissolution rate — 22,079 of 25,821 registrations remain active. The sector is experiencing rapid growth, with 211% of active businesses incorporated since 2020 — indicating strong recent demand. 105% of companies were formed after 2010, marking this as a sector with predominantly recent entrants. The average company age in this sector is 6.4 years. 122 large companies, 13 medium-sized firms operate in this sector. London leads with 14% of companies in this sector. Companies in this sector hold 4,981 government contracts valued at £9.6B.
Source: Companies House register via UVAGATRON, September 2026
A rapidly growing sector with 211% of active companies formed since 2020.
The engineering related scientific and technical consulting activities sector has a <Link href="/glossary/company-dissolution">7.1% dissolution rate</Link>. The average active company in this sector is 6.4 years old. Geographic concentration: 14% in LONDON.
Companies in the engineering related scientific and technical consulting activities sector have been awarded 4,981 government contracts worth £9599.3M in total.
There are 22,079 active companies classified under SIC code 71122 (Engineering related scientific and technical consulting activities) in the UK, out of 25,821 total registered.
SIC code 71122 stands for "Engineering related scientific and technical consulting activities". It belongs to Section M — Professional, scientific and technical activities of the UK Standard Industrial Classification.
The largest concentrations are in LONDON (3,162), GLASGOW (422), BRISTOL (372).
The average active engineering related scientific and technical consulting activities company in the UK is 6.4 years old, with the oldest registration dating back to 1920.
Our database contains 129,864 data signals across 12 categories for active engineering related scientific and technical consulting activities companies. The largest category is Governance with 66,919 signals from 6 government sources.
5.9M companies, 50M+ signals from 53 government sources. Risk scores, director networks, entity analysis.