SIC code 09100 covers support activities for petroleum and natural gas extraction activities in the UK, with 3,011 active companies currently registered. It falls under Section B (Mining and quarrying) of the UK SIC 2007 classification system. The average company age is 10.3 years. The leading locations are ABERDEEN (342) and MONTROSE (118).
SIC code 09100 stands for "Support activities for petroleum and natural gas extraction" under the UK Standard Industrial Classification (SIC 2007) system. It belongs to Section B — Mining and quarrying. Companies use this code when registering with Companies House to indicate their primary business activity.
There are currently 3,011 active companies registered under SIC code 09100 in the UK, out of 3,550 total registrations (including dissolved companies).
The top locations for companies classified under SIC 09100 are: ABERDEEN (342), MONTROSE (118), PETERHEAD (61). These areas represent the highest concentration of support activities for petroleum and natural gas extraction businesses in the UK.
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Data sourced from Companies House, HM Land Registry, FCA Register, and 50+ government databases. SIC classification follows the UK Standard Industrial Classification of Economic Activities 2007 (SIC 2007). Last updated: 2026-04-05.