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Business Details
26 Years
experience
Trusted RIBA Chartered Architects in Bath
Established in 2000, Llewellyn Harker is a RIBA chartered architectural practice based in Bath, Somerset. Our expertise spans conservation of historic buildings and creation of bespoke new structures, serving clients across the UK. With a team including AABC-certified Conservation Architects and IHBC-registered consultants, we deliver tailored heritage consultancy services. Our approach combines sensitivity to historical context with sustainable design principles, ensuring timeless, functional spaces. Directors personally oversee projects ranging from rural houses to urban venues, prioritising environmental responsibility and economic viability.

We specialise in navigating Listed Building applications and have extensive experience in both rural and urban settings. Our studio's location near Bath reflects our commitment to integrating architecture with natural landscapes. Clients benefit from our directors' decades of combined expertise and a collaborative approach to design challenges. We focus on creating spaces that harmonise with their surroundings while meeting modern practical needs. Our portfolio demonstrates a consistent dedication to quality craftsmanship and innovative solutions for diverse architectural contexts.
Services
Architectural Design Heritage Consultancy Listed Building Applications Rural House Extensions Landscape Design
Details
  • Year established: 2000
Highlights and features
  • Established practice with 23 years' experience since 2000
  • In-house heritage consultancy service with accredited specialists
  • Directors personally manage every project from start to finish
  • Proven expertise in Listed Building applications and approvals
  • Sustainable design approach balancing tradition with modern needs
Associations and certifications
  • RIBA
  • AABC
  • IHBC
Services
Architectural Design
We create bespoke architectural solutions for new constructions and renovations. Our designs prioritise sustainability while maintaining aesthetic sensitivity to historical context. Projects range from rural houses to urban venues, all tailored to client needs and environmental considerations.
Heritage Consultancy
Our in-house heritage specialists provide expert guidance on historic building preservation. This includes navigating Listed Building applications and ensuring compliance with conservation regulations while implementing modern improvements.
Listed Building Applications
We specialise in preparing and submitting applications for listed buildings. Our team's expertise ensures successful navigation of complex planning requirements while preserving architectural heritage.
Rural House Extensions
We design and manage extensions for rural properties, balancing traditional aesthetics with modern functionality. Our solutions enhance living spaces while respecting the original character of country homes.
Landscape Design
We create integrated landscape designs that complement architectural projects. Our approach considers natural surroundings to produce cohesive, sustainable outdoor environments for both residential and commercial properties.
People
Jonathan Harker
Director
BSc (Arch) (Hons) BArch (Hons) RIBA. With extensive experience in architectural design and project management, Jonathan leads complex conservation projects while maintaining a focus on sustainable solutions.
Helen Harker
Director
Dip (Cartography & Planning) BSc (Hons) BArch (Hons) RIBA PGCE. Helen specialises in integrating educational principles with architectural practice, ensuring clear communication and client understanding throughout the design process.
Nicholas Lowe
Director
MA Arch (Hons) Dip Arch RIBA. Nicholas brings expertise in contemporary architectural solutions, balancing innovative design with practical construction considerations across diverse project types.
Gabriella Herrick
Director
RIBA CA AABC IHBC. As a certified Conservation Architect, Gabriella leads heritage consultancy services, providing specialist knowledge for the preservation of historic buildings and listed structures.
Martin Llewellyn
Director
BA Arch (Hons) Dip Arch RIBA. Martin focuses on rural architecture and landscape integration, ensuring designs harmonise with their natural surroundings while meeting modern functional requirements.
Questions
What architectural services do you specialise in?
We specialise in conservation of historic buildings and bespoke new designs, including Listed Building applications and rural house extensions.
Do you work outside the Southwest region?
While based in Bath, we undertake projects nationwide, with experience across diverse UK architectural contexts.
How are projects managed within your practice?
Every project is personally managed by a director, ensuring consistent oversight and adherence to quality standards.
What makes your approach to architecture unique?
We combine heritage expertise with sustainable design, creating timeless spaces that respect history while meeting modern needs.