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Roofer companies in Cardiff

265 roofer companies have a registered office in Cardiff, and 91 of them were formed in 2025 or 2026. In their latest accounts, the typical one held £27,268 in cash and owed £34,168 at year end.

Companies House register, 1 September 2026, and accounts filed in the last twelve months. Compared with the official category “Roofing activities” (SIC 43910).

The numbers

Roofer companies in Cardiff compared with the same category across the UK. Typical figures are medians.
MeasureCardiffUK
Registered companies26515,491
Formed in 2025 or 202691 (34%)30%
Being struck off or in liquidation84 (32%)11%
Typical cash at year end£27,26854 accounts£27,411
Typical amount owed at year end£34,16897 accounts£32,480
Typical number of employees2100 accounts2

What this means if you’re starting one

Most of these businesses are run by one or two people

The typical roofer company in Cardiff reports 2 employees; the top quarter has 3 or more (100 filings).

You are mostly up against owner-operators. Your own hours are likely to be your biggest cost, and the easiest one to undercount.

Most of your competition will be other newcomers

34% of the 265 roofer companies in Cardiff were formed in 2025–26, against 26% of all companies in Cardiff. Nationally, that share of new companies is higher than 87% of UK industries.

New rivals are arriving faster than in most trades, so your customers already have fresh options. Being new is not a difference on its own.

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What these figures can’t tell you

Companies are counted where their registered office is, which may be an accountant or a home address rather than a shop. Sole traders and partnerships are not on the register, and electronically filed accounts cover roughly 60–75% of accounts filed each year. The figures describe companies that exist; they cannot prove demand for your idea or predict whether it will work. How the figures are built.

Roofer in other places

Other businesses in Cardiff

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