Architecture Rooted in Place, Built for the Future

At Studio CMA, we create homes that are calm, characterful and built to last. Our work is grounded in careful listening, rigorous design, and a belief that buildings should feel as good as they look.

From light-filled extensions to deep retrofits and elegant interiors, we help you shape a home that reflects your life and values—quietly sustainable, beautifully made, and tailored to its context.

We’re a husband-and-wife architecture practice based in London, combining vision and detail, creativity and care. Whether you’re just starting to explore a project or ready to build, we’re here to guide you through it.

Read more about our story.

Let’s Design a Comfortable, Energy-Efficient Future Together

Thinking about building or retrofitting to the Passivhaus or EnerPHit standard? Whether you’re planning a new home or looking to upgrade your existing one, we’re here to help you explore what’s possible, practically and beautifully.

Book a Free 30-Minute Passivhaus Consultation

We’ll discuss your goals, answer your questions, and help you understand the next steps.

Certified Passivhaus Designer | 5★ Client Reviews | Local, Trusted Architects

How We Work

We approach every project with care and curiosity. We begin by listening—to your needs, your aspirations, and the site itself. We then explore ideas together, balancing creative ambition with practical delivery.

Throughout the process, we keep communication clear, budgets transparent, and sustainability at the core of every decision.

We’re based in London and work extensively across Hackney, Islington, Camden and surrounding boroughs. We’re also Passivhaus-certified and experienced in upgrading solid brick homes with beauty and performance in mind.

What We Offer

We offer a complete architectural service that brings together design, detail and sustainability. Whether you’re extending a family home, renovating a period property, or planning a low-energy new build, we help you shape spaces that feel calm, intelligent and beautifully made.

Our services work together—or stand alone—to support you at every stage of your project, from first idea to final finish:

  • Architecture — Thoughtful, design-led buildings tailored to how you want to live.

  • Interiors — Natural, refined spaces where materials, light and function meet.

  • Retrofit Strategy — Energy-efficient upgrades for homes with character and future value.

  • 3d Visualisation — Clarity and confidence through 3D models and high-quality imagery.

Each project is different. That’s why we listen carefully, work collaboratively, and design with care—so your home reflects not just your needs, but your values.

Architecture

Design-Led Homes, Designed for You

We design homes that feel good to live in—intelligent, beautifully resolved spaces full of light, craft and quiet confidence. We offer full architectural services, ensuring your vision carries through to the last detail.

  • Feasibility studies and concept design

  •  Planning applications and listed building consent

  • Technical design and construction detailing

  • Tender support and contractor selection

  • On-site contract administration

Ideal for…
Homeowners or developers seeking bespoke, sustainable architecture from concept to completion.

Explore our portfolio of completed projects.

Interiors

Atmospheric Interiors with a Natural Soul

We use natural materials, crafted joinery and soft lighting to create interiors that feel calm, grounded and deeply personal. Our approach aligns interior design with the building’s architecture—seamless, thoughtful, and human-centred.

  • Interior layouts and spatial planning

  • Kitchens, bathrooms and bespoke joinery

  • Material palettes and lighting design

  • Natural finishes and sustainable sourcing

Ideal for…
Clients who want refined, intuitive interiors that are practical, beautiful, and sustainably detailed.

Retrofit Strategy

Low-Energy Homes, Thoughtfully Upgraded

We bring deep expertise in whole-house retrofit, especially for solid brick and period homes. Whether you’re pursuing EnerPHit or a light-touch upgrade, we guide you from assessment to delivery with clarity and care.

  • Retrofit assessments and phased strategies

  • PHPP energy modelling and ventilation design

  • Passivhaus EnerPHit and AECB standard detailing

  • Airtightness, insulation and thermal bridging

  • Contractor coordination and retrofit oversight

Ideal for…
Homeowners looking to reduce energy bills, improve comfort, and futureproof their homes with minimal impact.

Discover our Passivhaus design services

Visualisation

See Your Home Before You Build It

Our 3D visualisation tools help you explore and refine your project before construction starts. From renders to walkthroughs, we make your vision tangible—for planning approval, family decision-making or design clarity.

  • High-quality exterior and interior renders

  • Planning submission visual packs

  • Concept visuals and design options

  • Walkthrough animations and 3D models

Ideal for…
Clients wanting clarity and certainty before committing to construction or planning.

Why Studio CMA?

  • Design + Delivery – We stay involved from first idea to final handover

  • Retrofit Expertise – We upgrade older homes without compromising their character

  • Passivhaus Thinking – Even when not certifying, we embed performance into design

  • Local Insight – Based in Hackney, we know the planning, fabric and quirks of London homes

Let’s Talk About Your Home

Whether you're thinking about extending, retrofitting or starting fresh, we’d love to hear about your plans. Book a consultation or send us a message to get started.

Common Questions About Our Services

Whether you're thinking about extending, retrofitting or starting fresh, we’d love to hear about your plans. Book a consultation or send us a message to get started.

  • We’re based in Hackney and work across London—including Islington, Camden, Haringey, and surrounding boroughs. If you're a little further afield, feel free to get in touch—we occasionally take on projects outside London where there's a good fit.

  • Yes. We manage planning applications, pre-application advice, and listed building consent where required.

  • We typically work on residential new builds, extensions, whole-house refurbishments, and energy-efficient retrofits. Most of our clients are homeowners or small developers looking for design-led, sustainable solutions.

  • Yes. Sustainability is central to everything we do. We design with energy performance, natural materials, and long-term durability in mind. We’re also Passivhaus-certified and work to EnerPHit and AECB retrofit standards.

  • Absolutely. Many of our clients retrofit over time. We develop a long-term strategy to help you phase works sensibly and cost-effectively.

  • We offer integrated interior architecture as part of our service, but are happy to collaborate with other designers if preferred.

  • Fees vary depending on the project size and complexity. During our discovery call, we’ll provide an outline based on your goals and budget.

  • We offer contract administration and on-site support as part of our full architectural service. This includes monitoring quality, answering site queries, and ensuring the build reflects the design intent. We're happy to guide you through the build process with clarity and care.

  • Book a discovery call with us using the contact form or email us directly. We’ll have an informal conversation to learn more about your project, discuss timelines, and explain how we can help. There’s no obligation—it’s just a good place to begin.