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15 Years
experience
Sustainable Architects in Henley on Thames | Simon Mack Architecture
Simon Mack Architecture is a Chartered RIBA architectural practice established in 2011, dedicated to creating sustainable and transformative spaces. Our collaborative design process prioritises client needs while integrating environmental responsibility from concept to completion. With expertise in residential, commercial, and community projects, we guide clients through planning, design, and construction management. Our team utilises advanced visualisation tools to ensure clarity during the design phase. As a RIBA-accredited practice, we uphold rigorous quality standards, combining creativity with technical precision.

Our reach spans London and surrounding counties, serving both private and developer clients. We specialise in listed buildings, PassivHaus standards, and off-site construction methods. Client testimonials highlight our attentive listening skills and ability to deliver practical, visionary solutions. Our services range from initial consultations to full project management, ensuring seamless execution of every project.
Services
Private Residential Commercial Projects Planning Applications PassivHaus Design Community Buildings Listed Building Work Off-Site Construction Interior Architecture
Details
  • Year established: 2011
Highlights and features
  • We are a Chartered RIBA architectural practice with industry-recognised standards
  • Our collaborative design process prioritises client needs and environmental responsibility
  • We utilise advanced visualisation tools for clear project communication
  • Our team has expertise in PassivHaus standards and off-site construction methods
  • We provide tailored services from initial consultation to project completion
Associations and certifications
  • RIBA
What people say
Visionary transformation Excellent advice Impressed by creativity Attention to detail Practical detail
Services
Sustainable Architecture
Our sustainable architecture services focus on creating energy-efficient buildings with minimal environmental impact. We integrate eco-friendly materials and passive design principles from the initial concept stage. Our expertise includes PassivHaus standards and life-cycle analysis to ensure long-term sustainability for residential and commercial projects.
Residential Projects
We specialise in creating bespoke residential spaces that combine functionality with aesthetic appeal. Our services cover new builds, extensions, and renovations for private homeowners and developers. We focus on maximising natural light and creating spaces that enhance daily living experiences while maintaining environmental responsibility.
Planning Consultancy
Our planning consultancy guides clients through the complex approval process for architectural projects. We prepare detailed submissions including visualisations and technical drawings to support planning applications. Our RIBA-accredited team ensures compliance with local regulations while advocating for our clients' design vision.
Community Buildings
We design community-focused buildings that serve public needs while maintaining architectural integrity. Our approach involves stakeholder engagement to create functional, accessible spaces. Projects include multi-use facilities and community engagement spaces that foster social interaction and local development.
Off-Site Construction
Our off-site construction services utilise prefabrication techniques to deliver high-quality buildings efficiently. We design components for factory production then assemble them on-site, reducing construction time and environmental impact. This method ensures precision while maintaining design flexibility for residential and commercial applications.
People
Simon Mack
Architect / Director
Simon Mack leads the practice with over 15 years' experience in sustainable architecture. He specialises in residential and community projects, combining creative vision with technical expertise. His approach focuses on client collaboration and environmental responsibility throughout the design process.
Iara Valdivia
Architectural Technician
Iara Valdivia brings technical precision to our projects with expertise in architectural detailing and construction documentation. She ensures design concepts translate effectively into buildable solutions while maintaining our sustainability standards across residential and commercial developments.
Sam
Architectural Visualiser
Sam creates detailed visualisations using advanced digital tools to help clients understand proposed designs. His work includes 3D models and virtual reality experiences that support decision-making during the early stages of architectural projects.
Questions
What architectural services do you specialise in?
We specialise in sustainable residential, commercial, and community projects including new builds, renovations, and PassivHaus designs.
Do you work outside the Henley area?
Yes, we serve clients across London, Oxfordshire, Buckinghamshire, Berkshire and surrounding counties.
How do you incorporate sustainability into designs?
We use eco-friendly materials, passive design principles, and life-cycle analysis to create energy-efficient buildings with minimal environmental impact.
Can you help with planning applications?
Yes, we provide full planning consultancy services including submission preparation and local authority liaison for residential and commercial projects.
What construction methods do you use?
We employ traditional building techniques alongside modern methods like off-site construction and modular building systems.
How do you communicate design concepts?
We use 3D visualisations, virtual reality, and detailed drawings to ensure clear understanding of design proposals at every stage.