If you love your home but need more space, a house extension can completely transform your living area without the cost and stress of moving.
JT Builders design and build high-quality home extensions across Great Yarmouth and Norfolk — adding value, comfort, and style to your property.
We take pride in delivering extensions that blend seamlessly with your existing home.
Our team handles every stage — from groundwork and structural work to plastering, rendering, and finishing touches — all managed with clear communication and tidy workmanship.
Create extra space for growing families
Single-storey extensions are a versatile way to add functional space on the ground floor, ideal for creating larger kitchens, dining areas, or sunrooms. They offer an efficient path to improve daily living and enhance the connection between the interior and the garden space.
Double-storey extensions are a stylish way to add extra space while increasing your home’s value. They’re ideal for creating additional bedrooms, bathrooms, or a larger, more versatile living area across two floors, offering a significant boost to a property’s footprint.
Kitchen and dining extensions are an excellent way to enhance your home’s space and create a more practical layout. They’re perfect for forming open, inviting areas ideal for cooking, dining, and socialising together, improving family and guest interaction.
Side and rear extensions offer significant potential to boost your property’s value and livability. They can seamlessly transform cramped areas into spacious, light-filled rooms, providing much-needed space for a growing family or entertaining guests.
Conservatories and orangeries are superb for introducing natural light and a garden connection to your living space. They create bright, flexible rooms that can be enjoyed year-round, adding both charm and functionality to your property’s overall appeal.
Garage conversions represent a cost-effective method to gain additional living space without requiring a full extension. They are easily adapted into home offices, gyms, or extra bedrooms, offering versatility and maximizing the existing footprint of your residence.
We’re not just builders — we’re local craftsmen who care. Our reputation in Great Yarmouth is built on trust, consistency, and excellent workmanship.
Great Yarmouth, Gorleston, Caister-on-Sea, Acle, Martham, and surrounding Norfolk villages.











House extensions are one of the best ways to gain extra living space while increasing your property’s value.
JT Builders have delivered high-quality extensions across Great Yarmouth, Caister, and Gorleston — all built to blend seamlessly with your home.
Yes, we can assist with all planning and building regulation requirements.
Most projects take between 8–12 weeks depending on size and complexity.
Absolutely. We ensure all new work blends seamlessly with your current property.
Great Yarmouth, Gorleston, Caister-on-Sea, Acle, Martham, and surrounding Norfolk villages.