Ultra Build Inc Ltd

Trusted - Professional - Reliable 🏡

Suite 1592, Unit 3a 34-35, Hatton Garden, London, EC1N 8DX Directions

   Open today 08:30 - 17:00

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Business overview

Local building services. 11 years experience. House extensions, barn, garage & basement conversions. Proud of our 5⭐⭐⭐⭐⭐ reviews.

Welcome to Ultra Build Inc Ltd, your go-to building contractors in the Clerkenwell area. With a focus on precision, expertise, and commitment to excellence, our skilled team specializes in crafting functional and aesthetically pleasing spaces, from house extensions to commercial projects.

Your basement is a canvas waiting to be transformed into a space that suits your lifestyle. Whether you envision a cosy home theatre, a stylish home office, or an additional living area, our experts at Ultra Build Inc Ltd are here to bring your basement conversion dreams to life. We focus on maximising natural light, ensuring your basement becomes a bright and welcoming extension of your home


Backed by years of experience in the construction industry, our team of skilled professionals brings unparalleled expertise to every project. From concept to completion, we are dedicated to delivering homes that reflect your unique style, preferences, and functional needs.


A successful house extension is one that seamlessly integrates with the existing structure. Our team meticulously plans and executes each project to ensure that the extension becomes a natural and harmonious part of your home. The goal is to make it feel like it was always meant to be there.

Customer satisfaction is our priority, emphasizing clear communication and transparency. Choose us for quick and efficient service, quality workmanship, experienced personnel, and competitive pricing. Our range of services covers residential and commercial properties, with a dedication to turning your ideas into enduring structures.

Contact us today for a free competitive quote.

Products & Services

Garage Conversions

Home Improvements

Cavity Walls

Building Renovations

Barn Conversions

Basement Conversion

Building Conversions

Fascias and Soffits

Domestic Maintenance and Repair Services

House Builders

Building Refurbishments

Car Ports

House Extensions

Wall Rendering

Property Maintenance

Storm Damage Repairs

Suspended Ceilings

Property Refurbishment


Industrial refurbishment

Very cost effective and professional service.Work has been completed on our industrial building project within agreed budget and on time. M.Kaleisk.S.A.
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