Business Details
26 Years
experience
Award-Winning Architects in London
Established in 2000 by Sheila McCusker, we are a London-based architectural practice with a proven track record in delivering innovative, well-crafted buildings across residential, workplace, hospitality, and heritage sectors. Our approach combines creativity, collaboration, and meticulous attention to detail, ensuring tailored solutions that add lasting value for clients. As an Employee-Owned Trust since 2018 and a certified B Corp, we prioritise ethical practices and sustainability.Our team of over 50 architects and designers brings sector-specific expertise, with a focus on London and the southeast. We maintain long-term client relationships through consistent, efficient project delivery and a commitment to excellence embedded in our core values.
Services
Architecture
New Build
Refurbishment
Interior Architecture
Workplace Design
One-off Houses
Space Planning
Heritage Consultancy
Details
- Year established: 2000
Highlights and features
- We have 25 years of experience in architectural design across diverse sectors
- B Corp certification reflects our commitment to ethical practices
- Employee-owned structure ensures client-focused service delivery
- Dedicated team with specialist knowledge of London's residential market
- Proven track record in heritage conservation and modern developments
Associations and certifications
- B Corp
- ISO
What people say
Hard work
Meticulous attention to detail
Understands London residential market
Award-winning employer
Creative solutions
Services
Architecture
We provide comprehensive architectural services from concept to completion. Our expertise spans new build developments and adaptive reuse projects, combining innovative design with technical precision. Clients benefit from our sector-specific knowledge in residential, workplace, hospitality, and heritage buildings, ensuring solutions that balance aesthetics, functionality, and sustainability.
Heritage Consultancy
Specialist heritage services focus on preserving architectural integrity while enabling modern adaptations. Our team has extensive experience with listed buildings and conservation areas, delivering sensitive refurbishments that meet contemporary needs. We navigate complex planning requirements to ensure historically significant structures retain their character while achieving practical reuse.
Interior Architecture
Interior architecture services create functional, aesthetically cohesive spaces tailored to client requirements. We specialise in residential and commercial interiors, maintaining design continuity from building exterior to interior elements. Our approach optimises spatial efficiency while incorporating bespoke detailing that reflects each project's unique context and purpose.
Workplace Design
We design dynamic workplace environments that enhance productivity and employee wellbeing. Our services cover commercial office fit-outs and headquarters developments, incorporating flexible layouts and modern amenities. We create spaces that reflect brand identity while meeting practical requirements for collaboration, technology integration, and sustainable operation.
Refurbishment
Refurbishment services breathe new life into existing structures through strategic upgrades. We specialise in transforming outdated buildings into modern, efficient spaces while preserving architectural character. Our approach balances cost-effective solutions with long-term value, addressing structural improvements, energy efficiency, and contemporary functionality across residential and commercial properties.
People
Sheila McCusker
Founder
Founded MSMR Architects in 2000, driving its growth into a leading London practice. Recognised for innovative design solutions across residential and heritage sectors. Championed employee ownership and sustainability initiatives.
David Baggaley
Director
Promoted to Director in 2025, specialising in complex residential developments. Brings 15+ years' experience in London's property market. Leads projects with emphasis on design excellence and technical precision.
Questions
What architectural services do you offer?
We provide full architectural services including new build design, refurbishment, interior architecture, workplace design, and heritage consultancy across London and the southeast.
How experienced is your team?
With 25 years' experience since 2000, our team of 50+ architects delivers sector-specific expertise in residential, commercial, and heritage projects across London and the southeast.
Are you certified for ethical practices?
Yes, we achieved B Corp certification in 2024, demonstrating our commitment to ethical business practices and positive environmental impact through sustainable design solutions.
What areas do you work in?
We primarily work in London and the southeast England, with notable projects across residential, workplace, hospitality, and heritage sectors in these regions.
How are you structured as a business?
We became an Employee-Owned Trust in 2018, ensuring staff have a meaningful voice in practice decisions while maintaining our core values of excellence and collaboration.
