Swansea, Swansea
12 Top Rated Builders in Swansea for 2026
12 builders in Swansea ranked by reputation.
Most Recommended Provider in Swansea
1
Crocker's Building
Top Rated ★★★★★ 5.0 (21 reviews)
- Punctual and reliable building services
- Consistently tidy and clean work sites
- High quality workmanship on garden and extension projects
ExtensionsGarden Walls and StepsPatiosConservatoriesGreenhouses
2
No Limit Construction ltd
Top Rated ★★★★★ 5.0 (18 reviews)
- Professional and reliable construction team
- High quality workmanship and attention to detail
- Clean and tidy site management
House RenovationsHouse ExtensionsGarage ConversionsLoft ConversionsRoofing
3
Bardic Construction Limited
Top Rated ★★★★★ 5.0 (16 reviews)
- Professional and courteous site staff
- Expertise in high-quality groundworks and reinstatement
- Reliable service for utility and construction projects
Industrial constructionCivil engineeringFacility managementNew buildsRefurbishments
4
Herms Construction
Top Rated ★★★★★ 5.0 (12 reviews)
- Efficient and timely project completion
- Professional and reliable building services
- Exceptional attention to detail and craftsmanship
RoofingRenovationsShop FitsExtensionsConversions
5
Astro Building Services
Top Rated ★★★★★ 5.0 (12 reviews)
- Specialists in loft, barn, and garage conversions
- Professional project management and building regulation support
- Reliable, tidy, and highly skilled local building team
Garage conversionsBarn conversionsInternal building projectsExternal building projectsDesign and consultation
6
JM Building Contractors
Top Rated ★★★★★ 4.8 (20 reviews)
- Professional project management and planning support
- High standard of workmanship on extensions and renovations
- Punctual and tidy site conduct
Loft conversionsNew buildsProperty extensionsRenovationsFencing and decking
7
WarmTec Home Improvements Ltd
Top Rated ★★★★★ 5.0 (10 reviews)
- Exceptional workmanship and quality home improvements
- Seamless service with clear, friendly communication
- Highly recommended for windows, doors, and conservatories
Supply of highperformance aluminiumSupply of modernSupply of thermally efficientCustomisable options for windowsAdvanced glazing and insulation
8
K&R Construction Ltd
Top Rated ★★★★★ 4.6 (22 reviews)
- Expertise in damp and timber reports
- Professional and reliable renovation services
- Excellent communication and project management
Damp survey reportsDamp diagnosisDamp repairSolving damp problemsPCA accredited property investigations
9
Premier Forecourts and Construction
Top Rated ★★★★★ 4.7 (12 reviews)
- Excellent customer service provided
- Polite and friendly staff
- Consistently positive client experiences
Project managementInstallationMaintenanceServicingRefurbishment
10
Andrew Scott Ltd - Head Office
Top Rated ★★★★★ 4.6 (17 reviews)
- Helpful and knowledgeable staff
- Generally positive customer experiences
- Easy to find head office location
Building projects residential commercialCivil engineering services roadsInfrastructure worksSmall termmaintenance schemesLarge complex multimillionpound projects
11
★★★★☆ 3.7 (7 reviews)
- Dedicated and hardworking construction team
- Professional and polite staff members
- Efficient completion of garden projects
Residential building and homeCivil engineering solutionsCommercial design and buildDemolitionConversions
12
★★★☆☆ 3.2 (14 reviews)
- Professional project and charity support website
- Helpful and friendly site management teams
- Clean and well-maintained building environments
ConstructionDesignLand Acquisition and AppraisalsGroundworksResidential Property Development
Swansea Builders Frequently Asked Questions
Who are the top rated builders in Swansea?
▶
The top rated builders in Swansea in 2026 are Crocker's Building, No Limit Construction ltd, Bardic Construction Limited, Herms Construction, Astro Building Services, ranked by reputation.
Who is the highest ranked builder in Swansea?
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Crocker's Building is currently ranked #1 in Swansea, based on its 5.0-star Google rating from 21 reviews.
How are builders ranked on TopRatedBuilders.co.uk?
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Rankings are based on a weighted reputation score combining total review count and average star rating.
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