SIC code 30110 covers building of ships and floating structures businesses. With 429 active companies, this is a specialised niche within the UK business landscape. It falls under Section C (Manufacturing) 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 Building of ships and floating structures industry page.
With a 85% survival rate, this sector shows strong business longevity. Only 2 of 504 companies registered under this code have dissolved, well below the UK average. The average company age is 14.4 years, indicating an established sector with a mix of long-running businesses and newer entrants. Growth has been exceptional recently: 47% of all active companies were formed since 2020, marking this as one of the fastest-expanding classifications. The 2010s contributed another 25%, meaning the vast majority of businesses are relatively new. The leading locations for this sector are LONDON (72), POOLE (19), SOUTHAMPTON (8), which together account for 23% of active companies.
SIC code 30110 stands for "Building of ships and floating structures" under the UK Standard Industrial Classification (SIC 2007) system. It belongs to Section C — Manufacturing. 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 429 active companies registered under SIC code 30110 in the UK, out of 504 total registrations. This gives a survival rate of 85%, meaning 15% of companies registered under this code have since dissolved. These figures are based on Companies House data and updated regularly.
The top locations for building of ships and floating structures companies (SIC 30110) are: LONDON (72), POOLE (19), SOUTHAMPTON (8), ABERDEEN (8), KENILWORTH (7). Geographic concentration can reflect local economic conditions, industry clusters, or proximity to key markets and supply chains.
The sector is growing: 47% of currently active SIC 30110 companies were formed since 2020, and 25% during the 2010s. This sustained formation rate indicates ongoing demand for building of ships and floating structures services in the UK.
Companies classified under SIC 30110 have an average age of 14.4 years. This suggests a balanced sector with both established players and newer entrants. Notable companies include SUNSEEKER INTERNATIONAL LIMITED, DEVONPORT ROYAL DOCKYARD LIMITED, CAMMELL LAIRD SHIPREPAIRERS & SHIPBUILDERS LIMITED.
Related SIC codes within the same division include: 30300 (Manufacture of air and spacecraft and related machinery), 30990 (Manufacture of other transport equipment n.e.c.), 30120 (Building of pleasure and sporting boats), 30920 (Manufacture of bicycles and invalid carriages). 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 30110 (Building of ships and floating structures) 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 429 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.