Looking for expert loft conversions in London?

delivering high-quality construction solutions for residential and commercial projects. Whether you’re looking for a loft conversion, house extension, or full-scale commercial development, our expert in-house team ensures a smooth, hassle-free experience.

With a strong focus on quality control, planning permission, and building regulations, we manage your building project from beginning to completion, ensuring a seamless construction process with outstanding results.We offer professional design and build services in London at Redline Building Services

Why Choose Our Design and Build London Services?

Choosing the right design and building company is crucial for a building project. Here’s why clients across London trust us:

Comprehensive Services Under One Roof: We handle everything from concept and planning to construction and completion.

Expert In-House Team: Our skilled architects, builders, structural engineers, and project managers ensure seamless execution.

Planning & Building Control Expertise: We manage all aspects of permission, building regulations, and structural engineering.

Bespoke Solutions Tailored to Your Needs: We provide custom-built solutions for loft conversions, house extensions, and commercial buildings.

Unmatched Quality & Best Prices: We deliver high-quality results at competitive prices, ensuring maximum value.

Our Comprehensive Design & Build Services London

Loft Conversions – Maximise Your Space

Loft conversions are an excellent way to create extra living space without moving house. Our team specialises in design-led loft conversions, providing fully tailored build solutions that maximise your home’s potential.

Types of Loft Conversions We Offer:

Dormer Loft Conversions: Adds space with a box-shaped extension.
Hip-to-Gable Conversions: Ideal for semi-detached or detached homes.
Mansard Loft Conversions: Maximises headroom with a sloped roof London design.
Velux Loft Conversions: A cost-effective option that enhances natural light.

We handle everything from construction drawings to building control approvals, ensuring a smooth transition from design to construction.

House Extensions – Expanding Your Home’s Potential

A well-designed house extension can completely transform your home, adding value and functionality. Our team works closely with you to design and build a space that meets your vision while complying with building regulations.

Our House Extension Services Include:

Rear Extensions: Perfect for creating open-plan living areas.
Side Return Extensions: Utilising wasted space for additional rooms.
Wraparound Extensions: Combining side and rear extensions for maximum space.
Double-Storey Extensions: Expanding both ground and first floors.

From permission to final construction, we manage the entire process, ensuring high-quality results.

Commercial Projects – Professional Construction for Businesses

We specialise in commercial buildings, offering tailored design and build services for offices, retail spaces, and mixed-use developments. Our expertise in structural engineering, bespoke joinery, and quality materials ensures your project is delivered on time and within budget.

Our Commercial Services Include:

We manage planning, project management, and quality control, delivering outstanding results for commercial spaces.

Bespoke Joinery & Interior Design

Every project we undertake is finished with precision and care. Our bespoke joinery and interior design services add the perfect finishing touches to your space, ensuring a high-end result.

Our in-house designers and carpenters work together to create a space that reflects your style and needs.

Our Proven Design & Build Process

We take pride in delivering seamless, successful projects, ensuring every detail is meticulously planned and executed. If you’re wondering, “How long do loft conversions take?” The length of a loft conversion project varies depending on the type of conversion, typically taking between 4 to 12 weeks.

Step 1

Initial Consultation & Concept Development

We begin with a detailed consultation to understand your requirements, budget, and vision. Our architects and design team create initial concept designs and 3D visuals to bring your ideas to life.

Step 2

Planning & Building Regulations

Our team secures planning permission and ensures full compliance with building regulations and building control requirements. We handle all necessary documentation, including construction drawings and structural calculations.

Step 3

Construction & Project Management

With a dedicated manager, we oversee every construction stage, from groundwork to final finishes. Our approach ensures efficiency, quality control, and timely project completion.

Step 4

Completion & Quality Assurance

We conduct a full quality check upon completion, ensuring every element meets our high standards. Our in-house team ensures a smooth handover, providing ongoing support if needed.

Why London Clients Trust Us for Design & Build Services

Expertise & Experience: With years of experience, we have delivered countless successful building projects.
One-Stop Solution: We provide all services under one roof, from planning to construction.
Personalised Approach: Every project suits your needs, preferences, and budget.
Sustainable & High-Quality Materials: We prioritise using durable, sustainable materials.
Timely Completion: We adhere to strict timelines without compromising quality.

Loft Conversion PROJECTS

Contact Us for Your Design & Build London Project

Ready to transform your home or commercial space? Get in touch with our expert team today for a free consultation.

At Redline Building Services, professional design, build, and construction services bring your vision to life. Let’s create something exceptional together.

Request a free consultation

For all enquiries, please contact us by email in the first instance info@redlinebuilding.co.uk

"The Redline team was exactly what we were looking for, a reliable building company that are great to work with. They are very skilled tradesmen and always courteous. Some complex design changes and unusual finishes all taken within their stride. Highly recommended!"

THEO BULMER

“High-end finish, great communication, very flexible with an eye for detail, reliable and works to schedule. Always our first port of call for studio fit out.”

PETER JOHNSON - ONE TEN PRODUCTIOns

“We are impressed with Redline’s commitment to getting the job done on time, in budget and to the highest professional standards - often in the face of unforeseeable complications and difficult working environments.”

MD - WARREN LAND & PROPERTY

“The key to our successful relationship was Ben's unwavering attention to detail and daily presence on site. His team were able to tackle a complicated project within the constraints of a grade II listed building.”

MARC B - PENTHOUSE APARTMENT, LONDON

Bespoke Design & Build Services in London