UK SIC 2007 code in Section C: Manufacturing

31030 Manufacture of mattresses

SIC 31030 is the UK code for manufacture of mattresses. Companies House accepts it when you register a company or file a confirmation statement.

Code: 31030 (UK SIC 2007, Companies House list)
Section: Section C: Manufacturing
Division: 31 Manufacture of furniture
SIC 2026: 31.00 Manufacture of furniture (1:1)
Closest US NAICS: 337110, 337121, 337122, 337126 and 3 more

Activities ONS lists under 31030

The ONS index assigns these 11 activities to this code. If one describes your company, this is the code to use.

Beds (mattress and mattress support) (manufacture)
Box spring mattress (manufacture)
Cot mattress (manufacture)
Divan bed (mattress and mattress support) (manufacture)
Interior sprung mattress (manufacture)
Mattress base (manufacture)
Mattress made of plastic foam (manufacture)
Mattress made of sponge (manufacture)
Mattress support made of metal (manufacture)
Spring wire mattress (manufacture)
Upholstered base for mattress (manufacture)

Source: ONS UK SIC 2007 alphabetical index.

What changes in SIC 2026

ONS published UK SIC 2026 in 2026. Its correspondence table maps this code's class (31.03) to:

SIC 2026 code	Heading	Link type
31.00	Manufacture of furniture	1:1

"1:1" means the class carries over unchanged in scope; other link types mean it was split or merged. Companies House still uses SIC 2007, so keep filing with 31030 until it announces a switch.

Source: ONS correspondence table, SIC 2007 to SIC 2026.

Closest US NAICS codes

Matched through the shared international class (ISIC Rev. 4). Treat these as a starting point and read the definition before using one.

Similar codes to compare

Data last changed November 14, 2026. Source: Companies House condensed SIC list. How this page is built.