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Business Details
28 Years
experience
Trusted Loft Conversion & Extension Specialists in South London
South London Lofts has been delivering expert loft conversions and extensions across the Greater London area for over 25 years. Our dedication to quality craftsmanship, combined with a streamlined project management approach, ensures clients receive tailored solutions that maximise their propertys potential. We specialise in transforming unused loft spaces into functional living areas, offering a full-service process from initial design and planning permission to final construction. Our team of experienced professionals prides itself on transparency, competitive pricing, and a 10-year guarantee for all projects, ensuring long-term client satisfaction. With hundreds of successful conversions completed, our reputation for reliability and excellence is reflected in the positive testimonials from our clients.

We maintain open communication throughout every project, providing regular updates and addressing any concerns promptly. Our in-house architectural team ensures designs meet both regulatory standards and individual client needs. From dormer conversions to mansard extensions and roof terrace installations, we deliver high-quality results across diverse property types, including conservation areas. Over the years, our commitment to innovation and customer-centric service has solidified our position as a trusted leader in the industry. By prioritising efficiency and attention to detail, we consistently exceed expectations in both residential and commercial projects.
Services
Loft Conversions Dormer Extensions Hip to Gable Conversions Mansard Extensions Velux Roof Windows Roof Terraces Staircase Installations Party Wall Agreements Planning Permissions Building Control Approvals
Details
  • Year established: 1998
Highlights and features
  • We offer 25 years of specialist experience in loft conversions and extensions across London.
  • Our in-house architectural team ensures seamless design and planning approval processes.
  • Competitive pricing with no hidden fees, guaranteed.
  • A 10-year guarantee covers all completed projects for long-term peace of mind.
  • Dedicated project managers provide regular updates and direct communication channels.
Associations and certifications
  • Velux Roof Window Approved Installer
What people say
High-quality workmanship On time and on budget Excellent service Professional team Quick resolutions
Services
Loft Conversions
Specialising in creating functional living spaces from unused loft areas, our loft conversions combine structural expertise with tailored design. We offer comprehensive solutions for dormers, hip-to-gable adaptations, and mansard extensions. Each project includes architectural planning, building control compliance, and skilled execution to ensure durability and aesthetic appeal. Clients benefit from a 10-year guarantee and dedicated project management from inception to completion.
Dormer Extensions
Dormer extensions enhance headroom and natural light in loft conversions while maintaining architectural harmony. Our team designs and constructs custom dormers that comply with local planning regulations, particularly in conservation areas. The process includes structural calculations, material selection, and seamless integration with existing roofs. Clients receive a fully finished space with options for bathrooms, stairs, and Velux windows to meet their specific needs.
Mansard Extensions
Mansard extensions provide maximum usable space by altering the entire roof slope. Ideal for properties with flat rear elevations, these projects involve expert engineering to create dual-pitched roofs with vertical walls. We manage planning permissions, structural reinforcements, and internal finishes to deliver compliant, high-quality conversions. This service is particularly popular in South London due to its adaptability to terraced housing.
Party Wall Agreements
Navigating party wall legislation is critical for shared-structure projects. We assist clients in drafting agreements and resolving neighbour disputes without surveyor fees. Our expertise ensures compliance with the Party Wall etc. Act 1996, minimising delays and legal complexities. This service includes detailed documentation, communication with adjacent property owners, and adherence to approved building standards.
Planning Permissions
Securing planning permission is a key step for conversions in restricted zones. Our in-house architects prepare detailed drawings and submissions tailored to local authority requirements, including conservation areas and flats. We handle all correspondence with planning departments, ensuring timely approvals while addressing any objections. This service guarantees compliance and reduces project timelines for clients.
Questions
What areas do South London Lofts cover?
We operate across Greater London, including South London, South East London, South West London, and North London.
How long does a typical loft conversion take?
Most conversions are completed in 8-10 weeks, depending on complexity and planning requirements.
Do you handle planning permission and building control?
Yes, our in-house team manages all aspects, including planning applications and building control approvals.
What guarantees do you provide?
All projects come with a 10-year guarantee covering structural integrity and workmanship.
Are your prices competitive?
We offer transparent, competitive pricing with no hidden fees and free no-obligation quotes.
Can you work in conservation areas?
Yes, we specialise in compliant conversions for conservation areas using approved designs.