About Us
Through a unique combination of engineering, construction and design disciplines and expertise.
Trusted experience
Timeless & Innovative
Studio 20 Architects creates timeless and innovative structures that empower every space. We'll help you design your dream that is technically impressive
Renevation
Functional spaces
Architecture


Read the story
Welcome to Studio 20 Architects
At Studio20 Architects, we provide full-service architectural solutions across London and the South East. Our expertise includes home extensions, loft and basement conversions, flat conversions, and bespoke new build homes. We also offer interior design services to create cohesive, functional spaces that reflect your style. From initial consultation to project management, we guide every stage of your project, ensuring planning approval, building regulation compliance, and high-quality finishes that bring your vision to life.
Team Members
Through a unique combination of engineering, construction and design disciplines and expertise.
Check Our Projects
See more! Explore our portfolio and discover the power of our designs.
How We Work
We combine architecture, interior design, and engineering expertise to deliver exceptional, complete solutions.
In‑House
Consultation
Our architects, interior designers, and structural engineers work as one team to deliver seamless, creative, and practical solutions.
Fast
Approvals
Planning and building regulation applications are handled efficiently to help you secure approvals quickly and avoid unnecessary delays.
Full-Service
Design
From first concept to final handover, every stage of your project is managed for a smooth and stress‑free experience.
Quality
Finishes
Every detail, material, and finish is carefully checked to meet high standards and create spaces that look and feel exceptional.
Transparent
Fees
Clear, upfront, and fair pricing with no hidden costs, so you always know exactly what you are paying for.
Tailored
Solutions
Each design is customised to your style, needs, and layout, creating spaces that are both highly functional and beautiful.
Studio20 Architects
Why Choose Our Architects In London
If you have a project in mind, why not get in touch to arrange a free consultation at our studio? Discover how your dream home can become a reality.
At Studio20 Architects, we combine creativity, technical expertise, and full-service project management to deliver exceptional architectural solutions. Our in-house team ensures every project, from initial concept to completion, is handled efficiently, with attention to detail, high-quality finishes, and clear communication at every stage. Clients choose us for our experience, personalised approach, and seamless planning and design process.
In-House Expertise
Our team of architects, interior designers, and structural engineers works together under one roof. This collaboration ensures innovative designs, practical solutions, and smooth coordination, giving clients a complete, unified service from start to finish.
Efficient Planning and Approvals
We handle planning applications and building regulation approvals efficiently, reducing delays and ensuring your project progresses on schedule. Our knowledge of local regulations and processes helps secure faster approvals and smoother project delivery
Tailored Designs and Quality Finishes
Every project is customised to match your style, needs, and space. We focus on high-quality materials, refined finishes, and functional layouts, creating spaces that are both beautiful and practical, enhancing your home’s value and appeal.
Our Frequently Asked Questions
Studio20 Architects is a London-based architecture firm. We offer full architecture and design services, including house extensions, loft or basement conversions, flat conversions, new builds, interior design, and project management.
Our offering includes site consultation, concept design, planning permission application, structural and building-regulation drawings, contractor selection and project supervision through to completion.
Yes. We handle planning applications and submission, manage building-regulation compliance, and guide you through regulatory processes for extensions, conversions, new builds and more.
You can begin by contacting us through the website or phone to arrange a free initial consultation at our studio or on-site. We will talk through your ideas and requirements there.
