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26 Years
experience
Your Trusted Architectural Partner in South Devon
Dan Lethbridge RIBA is an award-winning architectural practice established in 2000, specialising in domestic and residential projects across South Devon. Our team of chartered professionals combines decades of experience with a collaborative approach to design, delivering bespoke solutions for private clients and larger developments. We hold RIBA Chartered Practice status and maintain memberships with leading industry institutions to ensure exacting standards of design and service. Our expertise spans from modest extensions to complete new-build homes, with a focus on sustainable architecture and client-centric project management. We employ a structured five-stage process covering sketch design, planning applications, building regulations, construction information, and on-site support. Our staff include specialists in conservation, low-energy design, and Passivhaus standards, reflecting our commitment to innovation and technical excellence.

We prioritise clear communication throughout the design process, using measured surveys and iterative sketch design to align with client aspirations. Our technical capabilities are supported by advanced CAD and 3D modelling tools, ensuring precision in both design development and construction documentation. We offer tailored service packages to suit individual project requirements, from full architectural services to specific stage support. With two decades of local experience, we provide expert guidance on site constraints, planning permissions, and regulatory compliance while maintaining a personal approach to client relationships.
Services
Sketch Design Planning Applications Building Regulations Construction Information On Site Support
Details
  • Year established: 2000
Highlights and features
  • 20+ years of specialist residential architecture experience
  • RIBA Chartered Practice with industry-leading accreditations
  • Personalised design process with iterative client collaboration
  • Multi-disciplinary team with conservation and sustainability expertise
  • Proven track record delivering complex residential developments
Associations and certifications
  • Royal Institute of British Architects (RIBA)
  • Chartered Institute of Architectural Technologists (CIAT)
  • Chartered Institute of Building (CIOB)
What people say
Award-winning designs Excellent communication Professional expertise Creative solutions Timely delivery
Services
Sketch Design
Our sketch design phase establishes your project's foundation through detailed brief development and spatial exploration. We create initial drawings that translate your lifestyle requirements into architectural concepts, considering site constraints and orientation. This stage involves iterative discussions to refine layout, aesthetics, and functionality before progressing to formal planning applications.
Planning Applications
We manage the complete planning application process including feasibility assessments and required consultant coordination. Our services cover preparing detailed drawings, supporting documentation, and submission to local authorities. We advise on permitted development rights and handle all necessary consultations to secure planning permission for your project.
Building Regulations
Our technical design stage ensures full compliance with current building regulations through detailed construction drawings. We produce comprehensive documentation including structural calculations, insulation specifications, and construction details. This phase prepares your project for approval while maintaining design integrity and budgetary control.
Construction Information
We provide detailed production information packages to enhance cost certainty and construction accuracy. This includes written specifications, electrical layouts, and construction details that complement building regulations drawings. Our documentation supports competitive tendering and minimises variations during the build phase.
On Site Support
Our on-site support includes contract administration, site inspections, and technical guidance throughout construction. We offer flexible involvement levels from periodic progress checks to full contract administration, ensuring work adheres to approved drawings while managing any required design modifications during the build process.
People
Andrew Lethbridge
Chartered Technologist & Director
Established the practice in 2000 after 15 years' experience in private practice and local authority architecture. Holds MCIAT and ACIOB professional memberships, specialising in residential projects from small extensions to large developments.
Dan Lethbridge
Chartered Architect & Director
Joined the practice in 2008 after graduating from University of Plymouth. Qualified RIBA member with expertise in new-build homes and residential schemes. Specialises in sustainable design principles and Passivhaus standards.
Dan Stewart
Architect
RIBA Chartered Architect with 15 years' experience in residential and commercial projects. Specialises in historic building conservation and holds Postgraduate Diploma in Humane Architecture. Leads complex renovation projects and mixed-use developments.
Beckie Leedham
CAD Technician
Joined the team in 2015 with a Foundation Degree in Construction. Provides technical drawing support using AutoCAD and SketchUp, conducts measured building surveys, and develops 3D modelling capabilities for design presentations.
Anna Kalnars
Interior Design Consultant
Qualified interior designer with 20 years' experience in spatial design. Runs her own practice while collaborating with ALA on projects requiring specialist interior design input, combining creative flair with practical space planning.
Questions
What architectural services do you offer?
We provide full architectural services from initial concept design through to on-site support, including planning applications, building regulations, construction information, and contract administration.
Do you specialise in residential projects?
Yes, we specialise in residential architecture including new-build homes, property extensions, renovations, and large-scale residential developments across South Devon.
Are you a RIBA Chartered Practice?
Yes, we achieved RIBA Chartered Practice status in 2022, demonstrating our commitment to the highest professional standards in architectural services.
How do you handle planning applications?
We manage the complete planning process including feasibility assessments, preparing supporting documents, coordinating specialist consultants, and submitting applications to local authorities on your behalf.
Can you assist with building regulations compliance?
Yes, we prepare detailed technical drawings and specifications demonstrating compliance with current building regulations, including structural calculations and construction details.
Do you offer on-site construction support?
We provide flexible on-site support options including regular inspections, contract administration, and technical guidance to ensure your project is built to specification.