Listed Building Architect Cornwall

Heritage Design Expertise

Sensitive, informed architectural design for listed buildings and conservation areas across Cornwall, balancing historic character with practical modern living and planning compliance.

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Listed Building Services

Protecting Historic Character

Restormel Architectural Services provides specialist design for listed and historic properties, including heritage impact assessments, conservation guidance, and planning support across Cornwall.

Heritage Assessments

Detailed surveys and impact assessments to support planning and consent.

Sensitive Alterations

Design changes that respect historic character and comply with regulations.

Planning & Consent

Preparation and submission of applications for Listed Building Consent.

Construction Guidance

Optional support from our in-house construction team for careful, compliant execution.

Very fast and efficient service... was straight on to the drawings... informative plans passed and now sorting the building regs for me... will definitely use again 100%.

Listed Building Projects

Historic Homes Preserved Beautifully

Excellent surveying and planning applications. Worked efficiently & well with me & my builder. I found their fees reasonable.

Heritage Assessments

Heritage assessments provide detailed information about the historical, architectural, and cultural significance of a building. At Restormel Architectural Services, Cornwall clients benefit from thorough analysis that forms the foundation for sensitive and compliant design.

These assessments include examining original construction, historical records, and architectural features to identify the elements that must be preserved. Heritage impact assessments are often required for planning applications, ensuring that proposed changes are appropriate and respectful.

By understanding the building fully, Sarah Yelland can guide alterations and extensions that enhance functionality without compromising heritage value. The assessments also help anticipate potential challenges with planning authorities, making the consent process smoother.

Heritage assessments are essential for listed buildings, conservation areas, and sites with historic significance, providing clarity, legal compliance, and confidence in every stage of the project. View our dedicated page to heritage impact assessments.

Sensitive Alterations

Designing alterations for listed buildings requires careful planning, attention to detail, and respect for historic fabric. RAS creates designs that harmoniously integrate modern living requirements while protecting the original character.

Materials, finishes, and construction techniques are carefully selected to complement existing structures. Alterations consider aesthetics, functionality, sustainability, and regulatory compliance to produce sensitive, sympathetic changes.

From small internal adaptations to extensions or external works, every project is approached with a deep understanding of heritage conservation principles. This ensures that the architectural integrity and value of the property are maintained.

Sensitive alterations also improve usability and comfort, allowing historic buildings to meet contemporary needs without compromising their character or long-term preservation.

Planning & Consent

Securing Listed Building Consent and planning approval for historic properties can be complex. Restormel Architectural Services provides professional guidance and prepares all necessary documentation to support successful applications.

This includes detailed drawings, design statements, heritage impact assessments, and liaison with local planning authorities. Clear, thorough submissions reduce delays and help ensure proposals are understood and accepted.

Sarah works closely with clients to balance regulatory requirements with design ambition, delivering outcomes that respect heritage while providing practical, livable spaces. From initial consultation to final approval, guidance is provided at every stage.

Construction Guidance

Some projects benefit from coordinated construction support. RAS offers an optional in-house construction team experienced in working with listed buildings and conservation areas.

Our team ensures that sensitive designs are executed with care, attention to detail, and adherence to planning and heritage requirements. This joined-up approach reduces risk, preserves historic features, and delivers a high-quality finish.

Clients gain reassurance that their historic property is treated with respect, while modern adaptations are integrated smoothly and safely. From structural work to finishing touches, the in-house team brings designs to life while maintaining compliance and quality standards.

Listed Building FAQs

Your Heritage Questions

Practical answers to common questions about listed buildings, planning consent, sensitive design, and working with historic properties.

What is a listed building?

A listed building is legally protected due to its architectural or historical significance, requiring special consent for alterations or extensions.

Do I need consent for every change?

Not always. Minor internal changes may not require Listed Building Consent, but significant alterations usually do.

What is a heritage impact assessment?

It is a report assessing how proposed changes affect the historical and architectural significance of the property.

Can modern features be added to a listed building?

Yes, if carefully designed and approved. Modern interventions should respect the building’s character and use sympathetic materials.

Can RAS manage planning applications?

Yes. We prepare all necessary drawings, statements, and documentation to support Listed Building Consent and liaise with authorities.

Do you provide construction services?

Yes, an optional in-house team ensures sensitive designs are executed with care and compliance.

Sarah's name was passed to us to have a fresh approach to our proposed improvement. She produced detailed and innovative plans which we are proceeding with. She has been prompt, efficient and engaging. We would certainly use and recommend RAS in the future.
Very happy with the sorting of issues for our projects. All in a professional and personable way. No questions were too much or an annoyance. No issues with the approval for planning and explained in detail what will be needed for the projects we want to undertake. Up front and honest. Thank you!
Sarah is a very friendly and professional architect who provided an excellent service at all stages of the planning application. She provided helpful suggestions and advice for the design and was always available to deal with queries. I could not recommend her highly enough.

Heritage Project Insights


Guidance, Tips & Case Studies

Read articles covering listed buildings, conservation advice, and project highlights to inspire and guide your heritage property projects across Cornwall.

drawings of dean street
March 27, 2026

Heritage, Conservation Areas, Listed Buildings and Monuments in Cornwall: How They Affect Planning

Many towns and villages contain historic buildings, protected landscapes and archaeological features that contribute significantly to the county’s character.

Read More...
architects cornwall

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We offer a free consultation, where we can discuss your project in more detail and help you decide on options.