About Us

  • Home
  • About Us

Where Heritage Meets Modern Living

Allison Architects is a Glasgow-based architectural practice specialising in heritage homes and listed townhouse conversions. With a deep understanding of traditional construction, planning requirements, and conservation principles, we help homeowners unlock the full potential of their properties while respecting their original character.

Our approach combines technical expertise with thoughtful, design-led thinking allowing us to create spaces that feel both timeless and functional. Every project is carefully considered to ensure it enhances the way you live, while preserving the architectural integrity that makes your home unique.

Our mission is to deliver carefully considered design solutions that enhance heritage properties without compromising their identity. We focus on creating spaces that are not only visually refined but also practical, comfortable, and suited to modern lifestyles.

Through a structured and collaborative process, we guide our clients with clarity and confidence at every stage. From early ideas to final delivery, our goal is to ensure every decision adds value, improves usability, and contributes to a successful long-term outcome.

Our vision is to be recognised as leading specialists in heritage architecture, known for transforming period homes into exceptional living environments. We aim to set a standard for how traditional properties can be thoughtfully adapted for contemporary living.

By combining experience, innovation, and attention to detail, we strive to create homes that stand the test of time—spaces that balance heritage, design quality, and everyday functionality in a way that truly enhances how people live.

Know More
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Design

Expert consultation to clarify your vision, assess constraints, and define a clear project direction, giving you confidence in your decisions and a structured path toward a successful outcome

Interiors

Interior design focused on comfort, flow, and detail, creating cohesive spaces that enhance daily living, combining practical layouts with refined materials and a balanced visual approach

Extensions

Bespoke home extensions designed to add space, improve layout, and bring natural light into your home, seamlessly integrating new elements with the existing structure for a cohesive result

Townhouses

As Glasgow's leading Townhouse conversion specialist we transform listed townhouses to create successful new spaces sensitively adapted for 21st century living.

Assistance

We can assist clients with Late Building Warrants and Planning Applications with our simple assessment and action plan approach

Heritage Homes

Specialist Architectural Design for the extensoin and refurbishment of character properties.

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Happy Clients

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+
Years Experience

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+
Home Conversions

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+
Projects Done

Our Team

Our Team

Sinje Westerhaus

Architectural Designer

Stephen Allison

Founder and Principal Architect

Lucy MacMillan

Part I Architectural Assistant

Lili Qureshi

Part II Architectural Assistant

FREQUENTLY ASKED QUESTIONS

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When is the right time to start a home design project?
The best time to start is when you have clear goals, budget awareness, and are ready to explore design possibilities.

Starting early allows you to properly plan your project and avoid rushed decisions. It gives time to explore design options, understand costs, and align your ideas with planning requirements. Whether you are extending or refurbishing, beginning the process with clear intentions ensures better outcomes and smoother progress from concept through to construction.

Do I need planning permission for my extension or conversion?
Planning permission depends on your property type, location, and project scope, especially for listed buildings or conservation areas.

Many projects require planning approval, particularly when working with heritage homes or listed properties. Requirements vary based on design, scale, and location. An experienced architect can guide you through the process, ensuring your proposal meets local regulations. This reduces delays and helps secure approvals more efficiently while keeping your project aligned with compliance standards.

How long does the architectural design process take?
Project timelines vary depending on complexity, approvals, and design stages, but proper planning helps keep everything structured and efficient.

The design process can range from a few weeks to several months depending on project size and complexity. Early stages include concept development and feasibility, followed by detailed design and approvals. Allowing sufficient time ensures better design quality and smoother coordination. A clear process helps manage expectations and keeps your project progressing without unnecessary delays.

Can I visualise my project before construction begins?
Yes, modern design tools allow you to explore layouts, spaces, and details before any construction work begins on site.

Using 3D modelling and visualisation tools, you can experience your design before construction starts. This allows you to understand layout, lighting, and spatial flow more clearly. It also makes it easier to refine ideas and make confident decisions. Being involved in the design stage ensures the final outcome aligns closely with your expectations and lifestyle needs.

How much does a home extension or refurbishment cost?
Costs vary based on size, complexity, materials, and design requirements, so early planning helps establish a realistic and manageable budget.

The cost of a project depends on several factors including size, design complexity, materials, and site conditions. Early design stages help define scope and provide clearer cost guidance. Working with an architect ensures your budget is considered throughout the process. This helps avoid unexpected expenses and ensures your project remains achievable, efficient, and aligned with your financial expectations.

About Us

  • Home
  • About Us

Where Heritage Meets Modern Living

Allison Architects is a Glasgow-based architectural practice specialising in heritage homes and listed townhouse conversions. With a deep understanding of traditional construction, planning requirements, and conservation principles, we help homeowners unlock the full potential of their properties while respecting their original character.

Our approach combines technical expertise with thoughtful, design-led thinking allowing us to create spaces that feel both timeless and functional. Every project is carefully considered to ensure it enhances the way you live, while preserving the architectural integrity that makes your home unique.

Our mission is to deliver carefully considered design solutions that enhance heritage properties without compromising their identity. We focus on creating spaces that are not only visually refined but also practical, comfortable, and suited to modern lifestyles.

Through a structured and collaborative process, we guide our clients with clarity and confidence at every stage. From early ideas to final delivery, our goal is to ensure every decision adds value, improves usability, and contributes to a successful long-term outcome.

Our vision is to be recognised as leading specialists in heritage architecture, known for transforming period homes into exceptional living environments. We aim to set a standard for how traditional properties can be thoughtfully adapted for contemporary living.

By combining experience, innovation, and attention to detail, we strive to create homes that stand the test of time—spaces that balance heritage, design quality, and everyday functionality in a way that truly enhances how people live.

Know More
about image about image
Design

Expert consultation to clarify your vision, assess constraints, and define a clear project direction, giving you confidence in your decisions and a structured path toward a successful outcome

Interiors

Interior design focused on comfort, flow, and detail, creating cohesive spaces that enhance daily living, combining practical layouts with refined materials and a balanced visual approach

Extensions

Bespoke home extensions designed to add space, improve layout, and bring natural light into your home, seamlessly integrating new elements with the existing structure for a cohesive result

Townhouses

As Glasgow's leading Townhouse conversion specialist we transform listed townhouses to create successful new spaces sensitively adapted for 21st century living.

Assistance

We can assist clients with Late Building Warrants and Planning Applications with our simple assessment and action plan approach

Heritage Homes

Specialist Architectural Design for the extensoin and refurbishment of character properties.

0

+
Happy Clients

0

+
Years Experience

0

+
Home Conversions

0

+
Projects Done

Our Team

Our Team

Sinje Westerhaus

Architectural Designer

Stephen Allison

Founder and Principal Architect

Lucy MacMillan

Part I Architectural Assistant

Lili Qureshi

Part II Architectural Assistant

FREQUENTLY ASKED QUESTIONS

ruler image ruler image ruler image
01
ruler image ruler image ruler image
02
ruler image ruler image ruler image
03
ruler image ruler image ruler image
04
ruler image ruler image ruler image
05
When is the right time to start a home design project?
The best time to start is when you have clear goals, budget awareness, and are ready to explore design possibilities.

Starting early allows you to properly plan your project and avoid rushed decisions. It gives time to explore design options, understand costs, and align your ideas with planning requirements. Whether you are extending or refurbishing, beginning the process with clear intentions ensures better outcomes and smoother progress from concept through to construction.

Do I need planning permission for my extension or conversion?
Planning permission depends on your property type, location, and project scope, especially for listed buildings or conservation areas.

Many projects require planning approval, particularly when working with heritage homes or listed properties. Requirements vary based on design, scale, and location. An experienced architect can guide you through the process, ensuring your proposal meets local regulations. This reduces delays and helps secure approvals more efficiently while keeping your project aligned with compliance standards.

How long does the architectural design process take?
Project timelines vary depending on complexity, approvals, and design stages, but proper planning helps keep everything structured and efficient.

The design process can range from a few weeks to several months depending on project size and complexity. Early stages include concept development and feasibility, followed by detailed design and approvals. Allowing sufficient time ensures better design quality and smoother coordination. A clear process helps manage expectations and keeps your project progressing without unnecessary delays.

Can I visualise my project before construction begins?
Yes, modern design tools allow you to explore layouts, spaces, and details before any construction work begins on site.

Using 3D modelling and visualisation tools, you can experience your design before construction starts. This allows you to understand layout, lighting, and spatial flow more clearly. It also makes it easier to refine ideas and make confident decisions. Being involved in the design stage ensures the final outcome aligns closely with your expectations and lifestyle needs.

How much does a home extension or refurbishment cost?
Costs vary based on size, complexity, materials, and design requirements, so early planning helps establish a realistic and manageable budget.

The cost of a project depends on several factors including size, design complexity, materials, and site conditions. Early design stages help define scope and provide clearer cost guidance. Working with an architect ensures your budget is considered throughout the process. This helps avoid unexpected expenses and ensures your project remains achievable, efficient, and aligned with your financial expectations.