About Us

Specialists in Loft Conversions & Home Extensions

We design and build bespoke loft conversions, extensions and refurbishments with care, precision and a personal touch creating homes that truly reflect what matters to you.

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Meet the team

Jack Gazza MCIOB

Founder & Managing Director

With over a decade of experience in the construction industry, Jack brings expertise, passion, and precision to every project.

As a Chartered Construction Manager with a background in structural engineering and project management, Jack founded No.5 Construction in 2024 with one clear goal - to deliver projects built to the highest standard, every single time.

From concept to completion, Jack personally oversees each project to ensure exceptional quality and client satisfaction.

Ardit Dani

Construction Manager

Ardit has over 15 years’ experience managing residential construction projects across London. He has a keen eye for detail and enjoys overseeing challenging architecturally lead designs. He maintains strong relationships with clients and designers which ensures our projects are finished with excellence.

Every home has it's own story

We believe every home has a story. Every project is a chance to shape the next chapter.

With over 15 years of experience, we specialise in high-quality loft conversions, home extensions and refurbishments. Our team brings expert craftsmanship, smart solutions and a genuine passion for great design to every job, big or small.

We work closely with you to understand your needs, your style and your goals, creating spaces that feel right for your life, not just your floorplan.

Whether you're looking to add more space, update your layout or completely transform your home, we're here to make it happen with care, clarity and pride in the work we do.

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Why No.5 Construction?

We put people first. We know that the key to a successful project is honest communication, thoughtful planning and a team that listens.

We don’t just build with bricks and timber. We build with understanding. From day one, we take the time to get to know how you live and what matters to you, so we can design a space that genuinely works for your lifestyle.

We’re with you at every step, from the first chat to the final sign-off, offering clear advice and expert guidance without the jargon.

Our aim is simple: to create a home that reflects you. One that’s beautifully built, carefully considered and made to last.

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Recent Projects

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Our Services

Loft Conversions

We create bespoke loft conversions that combine style, practicality and craftsmanship, transforming unused spaces into beautiful, valuable additions to your home.

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Home Extensions

We create home extensions that feel like a natural part of your property, adding space, style and value while enhancing the way you live every day, now and in future.

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