AB Building Services Ltd delivers high-quality domestic and commercial building work across Cardiff, with over 30 years of experience.
We manage your project from start to finish — including design, structural engineering, planning applications, and building control — so you don’t have to deal with multiple contractors.
From home extensions and loft conversions to full refurbishments and new builds, our team is known for being reliable, efficient, and respectful in every home we work in.
Clear communication is at the core of everything we do. You’ll always know where your project stands — with no surprises, no hidden issues, and no unnecessary stress.
AB Building provides a comprehensive range of general building services across Cardiff and the surrounding areas, supporting both domestic and commercial projects.
With over 30 years of experience, our team delivers high-quality workmanship backed by a strong reputation for reliability, efficiency, and attention to detail. We take pride in doing things properly — from the initial consultation through to the final finish. Our approach is built on clear communication, honest advice, and a commitment to getting every detail right. Clients trust us to deliver consistent results, with projects completed on time and to the standard expected.
Our services cover everything from small structural alterations and internal reconfigurations to larger projects such as extensions, refurbishments, and groundwork. Whether you’re opening up a living space, installing new walls or doors, laying foundations, or planning a full-scale build, we have the skills, knowledge, and in-house capability to manage the entire process.
We understand that building work can be disruptive, which is why we focus on clear communication, realistic timelines, and a well-managed approach that keeps your project running smoothly.
Our team works respectfully in every environment, ensuring minimal disruption to your home or business. No matter the size or complexity of the job, we apply the same level of care and professionalism — delivering results that are built to last and completed to a consistently high standard.
Reliable work, delivered to a high standard.
We handle all aspects of general building, from structural changes to day-to-day repairs. Our team works efficiently, safely, and with attention to detail on every job. Whether it’s a small task or a larger project, we approach it with the same care. You get dependable workmanship and a finish that lasts.
Reliable work, delivered to a high standard.
We handle all aspects of general building, from structural changes to day-to-day repairs. Our team works efficiently, safely, and with attention to detail on every job. Whether it’s a small task or a larger project, we approach it with the same care. You get dependable workmanship and a finish that lasts.
Reliable work, delivered to a high standard.
We handle all aspects of general building, from structural changes to day-to-day repairs. Our team works efficiently, safely, and with attention to detail on every job. Whether it’s a small task or a larger project, we approach it with the same care. You get dependable workmanship and a finish that lasts.
Transform and modernise your property.
We carry out full and partial renovations tailored to your needs. From layout changes to complete upgrades, we deliver practical, high-quality results. Our team coordinates every stage to keep your project on track. Bringing new life to homes with careful planning and execution.
Trusted for insurance-backed repairs.
We work with insurers and clients to carry out repair and reinstatement work. From initial assessment to final finish, we keep the process clear and efficient. Our team understands the importance of timelines and accurate scope. Helping restore your property quickly and professionally.
All trades managed under one roof.
We coordinate skilled trades including electrical, plumbing, roofing, and more. This means fewer delays, better communication, and consistent quality. You deal with one team managing the entire project from start to finish. A simpler, more efficient way to get the job done properly.
Much of our work comes through recommendation, repeat business, and the reputation we have built over more than 30 years in the trade. We take pride in delivering high-quality workmanship, clear communication, and a reliable service from start to finish.
Whether we are carrying out general building work, plastering, renovations, or full extensions, our aim is always the same — to complete every project to a high standard and make the process as straightforward as possible for the client.
The feedback we receive reflects the way we work: professional, dependable, respectful, and committed to getting the job done properly. We value every recommendation and every review, because they are built on trust, consistency, and results.
Each project reflects the care, skill, and attention to detail we bring to every job.
Our gallery showcases a range of projects completed across Cardiff and the surrounding areas, from general building and plastering to extensions, renovations, and structural work.
We believe the standard of our work speaks for itself. From the early stages of construction through to the finished result, we focus on delivering work that is practical, well-executed, and built to last.
Whether the job is large or small, domestic or commercial, we approach every project with the same commitment to quality, reliability, and professional workmanship. The images below offer a closer look at the results our clients trust us to deliver.
Take a look through some of our recent work and see what AB Building Services can do for your project.
Get in touch with AB Building Services to discuss your project, whether it’s a small repair or a full extension. We offer straightforward advice, clear pricing, and a no-obligation quote so you know exactly where you stand from the start. Our team is always happy to talk through your ideas and help you take the next step with confidence.