10,744 active companies in the UK are classified under production of electricity (SIC code 35110). This sector falls under Section D — Electricity, gas, steam and air conditioning supply — of the UK Standard Industrial Classification. The sector has a relatively low 0.2% dissolution rate — 10,744 of 11,409 registrations remain active. The sector is experiencing rapid growth, with 90.9% 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 8.5 years. 1,195 large companies, 16 medium-sized firms operate in this sector. The sector is heavily concentrated in London, which accounts for 31% of all companies. Companies in this sector hold 208 government contracts valued at £1.8B. The sector's longest-standing company was incorporated in 1918.
Source: Companies House register via UVAGATRON, June 2026
A rapidly growing sector with 90.9% of active companies formed since 2020.
The production of electricity sector has a <Link href="/glossary/company-dissolution">0.2% dissolution rate</Link>. The average active company in this sector is 8.5 years old. Geographic concentration: 31% in LONDON.
Companies in the production of electricity sector have been awarded 208 government contracts worth £1844.1M in total.
There are 10,744 active companies classified under SIC code 35110 (Production of electricity) in the UK, out of 11,409 total registered.
SIC code 35110 stands for "Production of electricity". It belongs to Section D — Electricity, gas, steam and air conditioning supply of the UK Standard Industrial Classification.
The largest concentrations are in LONDON (3,309), BRISTOL (335), EDINBURGH (289).
The average active production of electricity company in the UK is 8.5 years old, with the oldest registration dating back to 1918.
Our database contains 84,345 data signals across 11 categories for active production of electricity companies. The largest category is Governance with 34,998 signals from 5 government sources.
5.9M companies, 50M+ signals from 53 government sources. Risk scores, director networks, entity analysis.