How We Work
Our architects and staff combine deep local knowledge of South and West London with extensive professional experience. We pride ourselves on our collaborative approach, working closely with clients, planners, and contractors to deliver exceptional architectural solutions. View our portfolio to see the results of our teamwork.
Andrew Catto
Director/Architect
Andrew Catto founded the practice in 1999 after extensive experience across the UK and Southeast Asia. Trained at the prestigious Architectural Association School in London, he qualified as an architect in 1976 and has since worked on diverse projects including residential, commercial, sports, leisure and healthcare buildings. His deep understanding of local planning regulations, particularly in conservation areas, has been instrumental in securing planning permissions for complex projects. Andrew's leadership extends beyond the practice. He has been President of the Association of Consultant Architects (ACA) and chairs the Buildings Panel for the Putney Society, roles that showcase his industry leadership and deep commitment to architectural standards.
Andrew Catto founded the practice in 1999 after extensive experience across the UK and Southeast Asia. Trained at the prestigious Architectural Association School in London, he qualified as an architect in 1976 and has since worked on diverse projects including residential, commercial, sports, leisure and healthcare buildings. His deep understanding of local planning regulations, particularly in conservation areas, has been instrumental in securing planning permissions for complex projects. Andrew's leadership extends beyond the practice. He has been President of the Association of Consultant Architects (ACA) and chairs the Buildings Panel for the Putney Society, roles that showcase his industry leadership and deep commitment to architectural standards.
35+ Years' Experience
Melissa Lawrence
Director/Architect
Melissa Lawrence da Cunha brings over 25 years of international architectural experience to the practice. She graduated as an architect in Brazil in 2001 and received a postgraduate degree in Economic Engineering in the following years. She joined Andrew Catto Architects in 2005, and had her qualifications accredited by RIBA. Following valuable experience with high-end clients at other London practices between 2015 and 2017, Melissa returned to Andrew Catto Architects as Director. Her unique combination of Brazilian and British architectural perspectives, coupled with her personal experience of home renovation projects, enables her to guide clients through complex design challenges with exceptional empathy and insight.
25+ Years' Experience
Together, Andrew and Melissa bring a unique combination of international experience, technical expertise and a client-focused approach that has defined Andrew Catto Architects for over two decades. Their collaborative leadership ensures every project receives the attention to detail and innovative thinking our clients deserve.
Our Team
Bringing expertise in residential and commercial architecture across south-west London.
35+ Yrs Exp
Andrew Catto
Director/Architect
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25+ Yrs Exp
Melissa Lawrence
Director/Architect
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50+ Yrs Exp
John Dawson
Consultant Architect
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17+ Yrs Exp
Vania Ferreira
Architectural Assistant
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20+ Yrs Exp
Karen Seabury
Administrator
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Local Planning Mastery
Deep knowledge of local and London-wide policy and conservation constraints helps secure approvals efficiently with fewer surprises.
Conservation Area Specialists
Heritage‑sensitive design and detailing that respect listed status while elevating everyday living.
Client-First Approach
A collaborative, transparent workflow with clear options, budgets and timelines, so every decision reflects your priorities.
Technical Excellence
Robust technical drawings and coordination for buildability, compliance, and energy performance from tender to site.
Our Accreditations & Memberships
We are proud members of leading organisations committed to sustainable building practices and heritage conservation.
Our Values & Expertise
Founded by Andrew Catto in 1999, our practice is built on strong values of quality, integrity, and client service.
Local Expertise
With extensive experience working in south-west London, particularly in conservation areas, we have an in-depth understanding of local planning policies and building regulations.
Client-Centred Approach
We listen carefully to our clients' needs and aspirations, working collaboratively to create designs that perfectly match their requirements while navigating planning constraints.
Technical Excellence
Our designs combine aesthetic appeal with technical precision, ensuring beautiful spaces that function perfectly.