Expert Home Extensions & Renovations in Hertfordshire — Trusted by Local Homeowners.
“Fully Insured • 20+ Years Experience • Free Quotes”
Add space and value to your home with seamless, tailored extensions. We handle everything from planning to finishing.
Transform unused spaces into stylish bedrooms, offices, or living areas — without the cost of moving.
Upgrade kitchens, bathrooms, or entire homes with high-quality renovations delivered with minimal disruption.
Build your dream home from the ground up — expertly managed from foundations to final finishes.
Alata
Alice
Open Sans
Noto Sans
Bebas Neue
Great Vibes
Rock Salt
Exo
Belgrano
Overlock
Cinzel
Indie Flower
Staatliches
Roboto Slab
Lato
Noto Serif
Open Sans
Montserrat
Ubuntu
Rubik
Delius
Amiri
Montserrat
Specialists in Home Developments
Planning and design
Our team have the experience to provide renovation and remodelling solutions that are tailored to our customers' needs and budget.
New constructions
Whether you intend to replace an existing dwelling or build on a vacant plot, our team can assist. We can manage the logistics of your entire project, whether this be for development purposes, or a private project.
Remodelling and renovation
Our contractors have the experience to provide renovation and remodeling solutions that are tailored to our customers' needs and budget.
Our clients say
Jane, Smith
“I’ve used SFL Construction multiple times for my development projects and wouldn’t go anywhere else. They have a great team — always reliable, efficient, and cost-effective. Highly recommended.”
⭐⭐⭐⭐⭐
Janet, Warrington
“My porch was dropping on one side. Ryan responded quickly, and the team had it fixed the very next day. Great communication and professionalism throughout.”
⭐⭐⭐⭐⭐
Jeffrey, Brick
“The team were prompt, professional, and completed the work to a top spec. I’d highly recommend SFL Construction and will definitely be using them again in the future.”
⭐⭐⭐⭐⭐
Madeleine Taylor
“Great reliable team, and our extension was completed on time, even with a few unexpected surprises along the way! The team handled everything calmly and kept us fully informed throughout the process. We really appreciated their honesty and professionalism. Would definitely recommend SFL Construction.”
⭐⭐⭐⭐⭐
