SIC code 51220 — Space transport — is a specialist classification with 81 active companies in the UK. Despite its small size, this category represents an important part of the transportation and storage sector. It falls under Section H (Transportation and storage) 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 Space transport industry page.
The average company age of 5.5 years suggests a relatively young and dynamic sector, with many businesses having been established in recent years. Growth has been exceptional recently: 70% of all active companies were formed since 2020, marking this as one of the fastest-expanding classifications. The 2010s contributed another 22%, meaning the vast majority of businesses are relatively new. The highest concentration of space transport companies is in LONDON, with 22 active firms (27% of the sector).
SIC code 51220 stands for "Space transport" under the UK Standard Industrial Classification (SIC 2007) system. It belongs to Section H — Transportation and storage. 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 81 active companies registered under SIC code 51220 in the UK, out of 103 total registrations. This gives a survival rate of 79%, meaning 21% of companies registered under this code have since dissolved. These figures are based on Companies House data and updated regularly.
The top locations for space transport companies (SIC 51220) are: LONDON (22). Geographic concentration can reflect local economic conditions, industry clusters, or proximity to key markets and supply chains.
The sector is growing: 70% of currently active SIC 51220 companies were formed since 2020, and 22% during the 2010s. This sustained formation rate indicates ongoing demand for space transport services in the UK.
Companies classified under SIC 51220 have an average age of 5.5 years. This suggests a balanced sector with both established players and newer entrants.
Related SIC codes within the same division include: 51102 (Non-scheduled passenger air transport), 51210 (Freight air transport), 51101 (Scheduled passenger air transport), 5190 (Other wholesale). 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 51220 (Space transport) 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 81 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.