Business Details
24 Years
experience
Award-Winning Architectural Design Solutions in London
Established in 2002, Jonathan Clark Architects (JCA) is a RIBA award-winning practice renowned for delivering innovative architectural and interior design solutions. With a reputation for exceeding client expectations, we specialise in creating intelligently crafted buildings across residential, commercial, education, and animal welfare sectors. Our collaborative approach prioritises simplicity, rigorous attention to detail, and creative problem-solving, even within tight budgets. Operating globally, we have completed projects in the UK, Australia, Bulgaria, Iran, and the UAE.As an ISO 9001:2015 and ISO 14001:2015 certified practice, we combine technical excellence with sustainable practices. Our team maintains strong client relationships, with most work originating from repeat business or referrals. From small-scale renovations to multi-million-pound developments, we push planning boundaries while ensuring cost control and timely delivery. Our design philosophy embraces colour and material innovation, transforming spaces to meet modern needs while respecting historic contexts.
Services
Architectural Design
Interior Design
Listed Buildings
Feasibility Studies
Design Audits
Brand Graphics
Animal Welfare Projects
Residential Extensions
Commercial Fit-Outs
Planning Consultancy
Details
- Year established: 2002
Highlights and features
- We have 20+ years of experience delivering award-winning architectural projects
- Our ISO certifications guarantee quality and environmental management standards
- We specialise in complex listed building conversions and modern adaptations
- Our global portfolio spans 12+ countries across diverse project types
- We maintain 90% repeat client business through collaborative relationships
Associations and certifications
- RIBA Chartered Practice
- ISO 9001:2015
- ISO 14001:2015
Services
Architectural Design
We create innovative architectural solutions for new builds and renovations. Our RIBA-accredited team delivers projects from concept to completion, specialising in planning approvals and technical detailing. Clients benefit from our expertise in maximising space efficiency while maintaining aesthetic integrity across residential, commercial, and animal welfare sectors.
Interior Design
Our interior design service focuses on functional yet inspiring spaces. We combine material innovation with colour theory to create unique environments, from historic conversions to modern developments. Bespoke joinery and lighting design enhance architectural features while meeting practical requirements for residential and commercial clients.
Listed Buildings
Specialist conservation expertise for listed buildings and conservation areas. We integrate modern technologies with traditional methods to achieve planning approvals for sensitive adaptations. Recent successes include complex basement extensions and roof-level additions within historic London conservation areas.
Feasibility Studies
We conduct comprehensive feasibility assessments for development potential. Our studies evaluate planning constraints, budget parameters, and design options to determine project viability. This early-stage analysis helps clients make informed decisions about site acquisition and development strategies.
Design Audits
Our audit service evaluates design compliance against regulatory standards and client requirements. We identify risks and value-engineering opportunities across technical aspects including accessibility, fire safety, and space planning. This service supports developers in refining designs before construction commencement.
People
Jonathan Clark
Founder & Director
Qualified architect with 30+ years' experience, including roles at Future Systems and Dixon Jones. Founded JCA in 2002 after a decade working on high-profile international projects. Specialises in commercial, residential, and animal welfare architecture.
Questions
What architectural services do you offer?
We provide full architectural services including feasibility studies, planning applications, building regulations, construction documentation, and contract administration across residential, commercial, and animal welfare sectors.
Do you work on listed buildings?
Yes, we specialise in listed building conversions and have extensive experience securing planning approvals for sensitive adaptations in conservation areas.
Are you ISO certified?
Yes, we hold ISO 9001:2015 Quality Management and ISO 14001:2015 Environmental Management certifications.
How do you handle complex planning applications?
Our team has strong negotiation skills with planning authorities, demonstrated through successful approvals for challenging projects including multi-storey extensions and basement developments.
Do you work internationally?
Yes, we have completed projects in Australia, Bulgaria, Iran, UAE, and Europe while maintaining our London base.
