General Building
From repairs to improvements, GENTCO provides comprehensive general building services.
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Transform Your Home with Expert Craftsmanship
From loft conversions to garden rooms, we bring over 30 years of experience to every project across South Wales.
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07971324727
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Where we cover
South Wales
About us
Building Excellence Since 1994
With over three decades of experience in the building industry, GENTCO has helped countless homeowners across South Wales transform their properties into dream homes. Whether you're looking to add valuable living space through a loft conversion, create a stunning garden room, or undertake a complete renovation, our team combines traditional craftsmanship with modern techniques to deliver outstanding results. Based in Cardiff, we take pride in our attention to detail, reliable service, and commitment to exceeding our clients' expectations on every project.
About our company
Specialising in loft conversions and garden rooms
Comprehensive Building Solutions
"Did a great job of converting my garage into an amazing new kitchen, really neat work and to a high standard."
Stacey Staniforth
Google review
The GENTCO Difference
Three decades of craftsmanship you can trust
Choosing the right builder is crucial to the success of your project, and we're committed to delivering exceptional results every time.
With over 30 years in the industry, we've refined our craft and built a reputation for quality workmanship that stands the test of time.
Based in Cardiff and serving South Wales, we understand local building regulations, architectural styles, and the unique needs of homeowners in our community.
From initial consultation to final completion, we work closely with you to ensure your vision becomes reality, maintaining clear communication and respect for your home throughout the process.
Explore our portfolio of completed projects
