House extension builders in Belfast

At J B Building & Decorating Service, we specialise in house extensions.
With a wealth of experience in the business, you're in good hands when it comes to your building project.

Welcome to J B Building & Decorating Service

At J B Building & Decorating Service, we have almost 40 years of experience in providing home improvement and property maintenance services to both commercial and residential customers across Belfast.
From building repairs and property refurbishments to loft conversions, chimney installations and cavity wall work, we offer a wide range of services. No job is too big or too small for us. Over the years, we have built an excellent reputation for providing high-quality building services and outstanding customer service.

Family-run Business

Quality Workmanship

Personal service

Home extension in progress

Highly skilled & experienced team

You will find that our small team of dedicated professionals are highly skilled and fully qualified to carry out all types of building maintenance and improvement work, including house extensions, loft conversions, disabled adaptations, roofing and all internal jobs - including plumbing, plastering and rewiring to name just a few.

For professional building services in Belfast and the surrounding areas, call us now.