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Trusted Construction Services in Abergavenny
Established over 15 years ago by Nick Jones, G N Construction has built a reputation as a trusted building contractor in Abergavenny and Monmouthshire. With a career spanning 25 years in the construction industry, including roles as a site manager and site foreman for Monmouthshire County Council, Nick brings extensive expertise to every project. The company specialises in home extensions, renovations, listed building restorations, and roofing solutions, including GRP flat roofs and tile/slate roofing. All work is carried out by a fully insured team of qualified tradesmen committed to delivering high-quality craftsmanship. G N Construction guarantees its work and provides transparency by offering proof of insurance upon request.

The team also manages internal works such as kitchen and bathroom installations, ensuring projects are completed on time and within budget. With experience in building control regulations, the company ensures compliance with all necessary standards. Clients benefit from a structured payment plan and clear communication throughout the project lifecycle. Safety is prioritised through strict health and safety protocols, protecting both properties and people. The company has successfully completed diverse projects, from terraced house renovations to barn conversions, demonstrating adaptability and technical skill.
Services
Home Extensions House Renovations Roofing Services Barn Conversions Kitchen Installations Bathroom Installations Flat Roofing Loft Conversions Garage Conversions
Highlights and features
  • We have 25+ years of experience in construction and building control.
  • Our team is fully insured for all types of building work.
  • We guarantee all projects to meet the highest quality standards.
  • Specialists in listed building restorations and GRP flat roofing.
  • Structured payment plans and transparent project timelines.
Services
Home Extensions
G N Construction designs and builds custom home extensions that blend with your property's style. Our team manages all aspects, from planning to completion, ensuring compliance with building regulations. With expertise in coordinating with architects and handling payment schedules, we deliver projects on time and within budget.
Roofing Services
We provide comprehensive roofing solutions, including tile/slate roofs, lead valleys, and GRP flat roofs. Our team ensures durability with seamless GRP installations and offers 20-year guarantees. Services include rainwater goods replacement and maintenance to protect your property from leaks and weather damage.
Barn Conversions
Specialising in transforming barns into homes, we handle structural repairs, stone wall rebuilding, and repointing. Our process ensures seamless integration with existing architecture while meeting modern living standards. Nick's building control experience guarantees compliance with all regulations.
Loft Conversions
We convert loft spaces into functional rooms, incorporating insulation for energy efficiency and en-suite bathrooms. Projects adhere to fire safety and structural regulations, with a focus on maximizing property value and usability without exceeding budgets.
House Renovations
From basement conversions to full house renovations, we deliver high-standard upgrades tailored to client needs. Our services include electrical, plumbing, and decorating, with a focus on listed buildings and terraced houses. Projects are completed efficiently while preserving historical integrity.
People
Nick Jones
Owner & Lead Builder
Nick founded G N Construction over 15 years ago after a career as a bricklayer and site manager. With 25 years of experience in building control and project management, he ensures every project meets rigorous standards. His local knowledge of Abergavenny and Monmouthshire guarantees tailored solutions for clients.
Questions
What areas do you serve?
We operate throughout Abergavenny and Monmouthshire, covering all aspects of construction and renovation work.
Are you insured for building projects?
Yes, we are fully insured with public liability and employers liability coverage for all our work.
Do you handle listed building renovations?
Yes, we specialise in restoring listed buildings while maintaining their historical integrity and compliance with regulations.
What roofing materials do you use?
We work with traditional slate/tiles and modern GRP fibreglass for durable, leak-proof flat roofs.
Can you assist with loft conversions?
Yes, we design and build loft conversions that meet building regulations, including insulation and en-suite options.
How are payments structured?
We agree on staged payments aligned with project milestones to ensure transparency and client confidence.