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Business Details
23 Years
experience
Expert Chartered Architects in Guernsey Creating Timeless Spaces
Established in 2003, Tyrrell Dowinton Architects is a Chartered Architects Practice based in the Channel Islands. Our team of 17 professionals combines technical expertise with creative vision to deliver timeless, functional spaces tailored to real-life needs. Specialising in residential, commercial, and heritage projects, we prioritise sustainability and client collaboration throughout the design process. Our directors hold RIBA and CIAT accreditations, reflecting our commitment to industry excellence. We utilise advanced technologies like 3D modelling and BIM to ensure precision in every project.

Our portfolio includes award-winning developments such as The Guernsey Institute and Slaughterhouse Heritage. Client testimonials highlight our proactive approach and ability to transform concepts into inspiring built environments. We maintain transparency in communication and adhere to rigorous quality standards across all projects. Our local knowledge of Guernsey's regulatory landscape ensures efficient project delivery. We continuously invest in staff development to maintain cutting-edge expertise in architectural innovation.
Services
Architectural Design 3D Modelling Interior Architecture Sustainable Design Contract Administration
Details
  • Year established: 2003
Highlights and features
  • Chartered architects with RIBA accreditation and 30+ years industry experience
  • Specialised in sustainable design solutions tailored to island environments
  • Proven track record with award-winning projects like The Guernsey Institute
  • Integrated use of BIM and 3D visualisation technologies for precision design
  • Deep understanding of Guernsey's planning regulations and heritage requirements
Associations and certifications
  • RIBA
  • CIAT
What people say
Wonderful to work with Highly professional Proactive team Excellent results
Services
Architectural Design
Our architectural design service creates functional, aesthetically pleasing spaces tailored to client needs. We specialise in residential, commercial, and heritage projects across Guernsey. Our RIBA-accredited team combines creative vision with technical expertise to deliver sustainable solutions that enhance quality of life while complying with local planning regulations.
3D Modelling
We utilise advanced 3D modelling and animation tools to create photorealistic visualisations. This service helps clients understand spatial relationships and design details before construction begins. Our team employs software like ArchiCAD, SketchUp, and V-Ray to produce accurate representations of proposed developments for better decision-making.
Sustainable Design
Our sustainable design service integrates renewable technologies and energy-efficient solutions into building projects. We advise on climate-responsive design strategies that reduce environmental impact while maintaining functionality. The team implements best practices from the Code for Sustainable Homes to create future-proof developments suited to island conditions.
Contract Administration
We provide comprehensive contract administration throughout the building process. Our services include NBS specification preparation, tendering, JCT contract management, and on-site monitoring. This ensures compliance with design standards and budget requirements while maintaining open communication between all stakeholders during construction phases.
Heritage Projects
Specialising in heritage architecture, we restore and adapt historic buildings while preserving their character. Our expertise includes working with traditional materials and techniques to meet modern usage requirements. Recent projects demonstrate our ability to balance conservation principles with contemporary functional needs in Guernsey's unique built environment.
People
Paul Dowinton
Director, Chartered Architect
Co-founder with over 30 years' experience in construction. RIBA-qualified architect leading design direction and strategic project oversight at Tyrrell Dowinton Architects.
Brian Tyrrell
Director, Architectural Technologist
Co-founder and CIAT-qualified architectural technologist. Specialises in technical design solutions and construction detailing for complex building projects across the Channel Islands.
Jason Dowinton
Technical Director
Chartered architectural technologist with First Class Honours degree. Manages technical aspects of projects and ensures compliance with building regulations and industry standards.
Darren Keung
Project Director
Chartered architect with 20 years' experience. Oversees project delivery from concept to completion, bringing expertise from UK and international architectural projects to Guernsey developments.
Stuart Bloese
Associate Director
Senior architectural technologist with extensive local knowledge. Specialises in high-spec residential and commercial projects, ensuring technical excellence throughout the design and construction phases.
Questions
What architectural services do you offer in Guernsey?
We provide full architectural services including design, 3D visualisation, contract administration, and sustainable solutions for residential, commercial, and heritage projects.
How do you approach sustainable design projects?
We integrate renewable technologies and energy-efficient strategies while following Code for Sustainable Homes principles to create environmentally responsible buildings suited to island conditions.
Can you handle heritage building projects?
Yes, we specialise in heritage architecture, balancing conservation requirements with modern functionality using traditional materials and construction techniques.
What areas do you serve?
Primarily Guernsey and the Channel Islands, with experience in UK and international projects through our directors' wider professional backgrounds.