Verified Loft Conversion Specialists · Cardiff

Verified Loft Conversion Specialists in Cardiff

Compare verified, insured loft conversion specialists in Cardiff and get free, no-obligation quotes.

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Loft Conversion Specialist Services in Cardiff

Post any of these jobs and receive free quotes from verified local pros.

Dormer Lofts

Hip-to-Gable

Structural Work

Insulation

Planning Permission

Mansard Lofts

Velux Lofts

Staircases

Windows

Building Regulations

Free, no obligation.

Why Homeowners Choose MyApproved

Vetted before they're listed

Only tradespeople who pass qualification, business and insurance checks make the cut.

A price range up front

See what the job should cost before you speak to anyone.

Booked into a real slot

Your job lands in their diary, in a time slot that works for you.

Free, no obligation

No sign-up fee, no quote fees. You only ever pay the tradesperson.

Checked, priced, booked.

Our Checks

Every tradesperson on MyApproved passes qualification, business and insurance checks before they can take on work.

Photo ID

Photo ID checked against a live selfie.

Registered business

Registered on Companies House.

Insurance

Public liability cover, verified and monitored.

Qualifications

Qualifications checked against certificate schemes.

Only MyApproved tradespeople get your job.

Need a Loft Conversion Specialist in Cardiff today?

Free · No obligation · 2-minute job post

Frequently Asked Questions

Free · No obligation · 2-minute job post

How much does a loft conversion cost in Cardiff?

Loft conversion builders in Cardiff quote: Velux conversion £20,000 to £35,000, dormer conversion £35,000 to £60,000, hip-to-gable £45,000 to £65,000, mansard £50,000 to £70,000. Prices include structural work, insulation, staircase, and first fix. MyApproved contractors provide full planning and building regulations support as part of the project - not an add-on.

What building regulations apply to loft conversions in Cardiff?

Loft conversions in Cardiff require building regulations approval (not just planning permission) covering: structural calculations, fire safety (30-minute fire doors, mains-wired smoke alarms), insulation (minimum U-value 0.18 W/m²K), and staircase specification. MyApproved loft conversion contractors are verified to submit building regulations applications on your behalf. Every contractor passes: identity checked, public liability cover of £2m confirmed and monitored, and structural engineering evidence.

Loft Conversion Specialists Covering Cardiff & Nearby Areas

Postcode districts served:

CF3
CF5
CF10
CF11
CF14
CF15
CF23
CF24
CF31
CF32
CF33
CF34
CF35
CF36
CF37
CF38
CF39
CF40

Also serving nearby towns:

Loft Conversion Specialists covering Cardiff neighbourhoods

Free · No obligation · 2-minute job post