SIC code 69203 classifies businesses engaged in tax consultancy. There are 3,354 active companies registered under this code in the UK, forming a substantial sector within the national economy. It falls under Section M (Professional, scientific and technical activities) of the UK SIC 2007 classification system, which is used by Companies House to categorise all registered businesses.
See the full industry analysis on the Tax consultancy industry page.
With a 90% survival rate, this sector shows strong business longevity. Only 12 of 3,712 companies registered under this code have dissolved, well below the UK average. Companies in this sector average 9.5 years old, reflecting a balanced mix of established businesses and newer market participants. Growth has been exceptional recently: 41% of all active companies were formed since 2020, marking this as one of the fastest-expanding classifications. The 2010s contributed another 40%, meaning the vast majority of businesses are relatively new. The leading locations for this sector are LONDON (737), MANCHESTER (70), GLASGOW (58), which together account for 26% of active companies.
SIC code 69203 stands for "Tax consultancy" under the UK Standard Industrial Classification (SIC 2007) system. It belongs to Section M — Professional, scientific and technical activities. Companies use this code when registering with Companies House to indicate their primary business activity. The code is required for annual confirmation statements and is used by HMRC, ONS, and other government bodies for statistical and regulatory purposes.
There are currently 3,354 active companies registered under SIC code 69203 in the UK, out of 3,712 total registrations. This gives a survival rate of 90%, meaning 10% of companies registered under this code have since dissolved. These figures are based on Companies House data and updated regularly.
The top locations for tax consultancy companies (SIC 69203) are: LONDON (737), MANCHESTER (70), GLASGOW (58), BIRMINGHAM (58), LEICESTER (33). Geographic concentration can reflect local economic conditions, industry clusters, or proximity to key markets and supply chains.
The sector is growing: 41% of currently active SIC 69203 companies were formed since 2020, and 40% during the 2010s. This sustained formation rate indicates ongoing demand for tax consultancy services in the UK.
Companies classified under SIC 69203 have an average age of 9.5 years. This suggests a balanced sector with both established players and newer entrants. Notable companies include INVENTYA LTD.
Related SIC codes within the same division include: 69201 (Accounting and auditing activities), 69202 (Bookkeeping activities), 69102 (Solicitors), 69109 (Activities of patent and copyright agents; other legal activities n.e.c.). Companies may use multiple SIC codes if they operate across several of these related activities. When registering with Companies House, businesses should select the code that best represents their primary activity.
You can search for companies with SIC code 69203 (Tax consultancy) using UVAGATRON's company explorer, which allows filtering by SIC code, location, and company status. Alternatively, Companies House offers a basic search on their website. Our platform adds risk intelligence, director networks, and signals from 50+ government databases to each company record.
Search, filter, and analyse 3,354 companies classified under this SIC code with AI-powered risk intelligence.
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: 2026-04-17.