About The Big Conversion Company

Home Renovation Company

Welcome to The Big Conversion Company, a trusted building company serving Bournemouth, Poole, and Christchurch. Founded in 2022 by our CEO, Matt, who brings over 18 years of experience in the building industry. We are passionate about delivering exceptional results with a personal touch. After nearly two decades of honing his skills and building a strong reputation and team, Matt set out to create a company that would offer high-quality construction services with a focus on reliability, transparency, and client satisfaction.

A house that has had an extension added to it.

If you’re considering a building project in Bournemouth, Poole, Christchurch, or the surrounding areas, choose The Big Conversion Company for a seamless, professional experience that delivers beautiful, lasting results. 

We specialise in a wide range of services, including;

 All tailored to enhance and transform your space.

We know that embarking on a home project can feel daunting, so we offer an all-inclusive service that covers every stage from initial design to final completion. Our team can also manage the entire project on your behalf, handling everything from coordinating with architects and designers to overseeing trades, ensuring that the entire process runs smoothly and to the highest standard

What sets us apart is our commitment to excellence and our attention to detail. With a foundation built on the teams extensive industry experience, we bring valuable insights and high standards of craftsmanship to every project. We pride ourselves on clear communication, transparent pricing, and a client-first approach, so you can be confident that your vision is in capable hands.

Our History

Years of Experience

home conversion
18+ Years of Experience

We can get any job done.

At The Big Conversion Company we pride ourselves on the highest levels of customer service and communication with our clients and this sets us apart from our competitors. Our clients are provided with a written schedule of works with timescales from commencement to completion.

Why Choose Us

Reason For Choosing Us

Fixed-Price Guarantee

No hidden fees or unexpected costs. Once we agree on the price, it stays the same—giving you complete peace of mind throughout your project.

Stress-Free Project Management

We handle everything from start to finish, offering clear communication, regular updates, and flexible working hours to minimise disruption.

Tailored Designs to Suit Your Lifestyle

Every project is designed with your specific needs in mind. Whether it’s extra space for your growing family or a stylish new living area, we customise every detail to your vision.