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    About E2 Conservation Architects

    Specialists in contemporary conservation, helping you unlock the potential of heritage buildings.

    A Conservation-Led Approach – A message from Sam

    Starting a project in a heritage or listed building, can feel overwhelming. There’s excitement, but also uncertainty:
     – What’s possible?
    – What will planning allow?
    – How do I avoid making the wrong decisions?

    At E2, we begin with clarity.

    We take the time to understand your building, your lifestyle or commercial goals, and what really matters to you. We look closely at what’s significant about the property – what must be protected – and where there is genuine opportunity for change.

    Many clients come to us after refusals, stalled projects, or conflicting advice. With the right conservation-led approach, those challenges often become the turning point – the moment a project finally starts to move forward.

    My role is simple: to reveal possibilities you may not have considered, give you complete confidence in the decisions you make and help you avoid costly mistakes. Because when contemporary ideas are rooted in heritage logic, that’s where we find the ‘wow’.

    Sam Cooper
    Director, RIBA Accredited Conservation Architect
    E2 Architecture + Interiors

    Our Story: Why We’re Called E2

    Most people assume E2 Architecture was named after the postcode where director and founder Sam first set up shop at his kitchen table.
    But the real reason is something else entirely!
    The name came from Sam’s guiding principle – bringing environmental and ecological thinking into everyday architecture.

    – E for Environment
    – E for Ecology

    It’s why we specialise in contemporary conservation – preserving the past while designing for the future, in the context of our finite environment and ecological resources.
    This philosophy became the foundation of everything we do.

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    Heritage Expertise for Homeowners & Commercial Clients

    E2 Architecture is a specialist conservation practice based in London, working across the South East for the past 18 years.

    We are one of the few architecture practices in the UK led by a RIBA-accredited Conservation Architect, giving clients confidence on complex sites where heritage, planning and sustainability meet.
    We’re known for succeeding where others haven’t – unlocking stalled projects, overcoming refusals, and securing planning and listed building consent through thoughtful, well-reasoned design.

    For Homeowners

    We help homeowners redesign and upgrade listed or heritage homes – from reconfigurations and extensions to outbuildings.

    Our role is to help you unlock the full potential of your home, while protecting the elements that make it special.

    We help you:

    – Understand what’s truly possible.
    – Get clarity on planning & listed building consent.
    – Give you confidence in your next steps.
    – Avoid costly mistakes and reveal the real potential of your home.

    Architect Home Visit

    For Commercial Clients, Investors & Professional Partners

    We help commercial clients and investors unlock and transform complex projects into lasting success.
    We’re known for succeeding where others haven’t, gaining planning and listed building consents on challenging projects through creative, well-reasoned design.

    What we bring:

    – Accredited heritage & conservation expertise.
    – A strong record of securing consent for sensitive, complex sites.
    – Design solutions that unlock stalled or refused schemes.
    – Repair and retrofit of heritage buildings.
    – Contemporary design that respects and enhances historic context.
    – Support from feasibility through to technical design.

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    The Team



    Sam Cooper

    Director - RIBA Accredited Conservation Architect

    BA (Arch), Dip Arch, RIBA CA

    Sam Cooper is a Chartered Architect and RIBA Accredited Conservation Architect with over 20 years’ experience working on listed buildings, heritage properties, and sustainable contemporary design. As Founder and Director of E2, he leads projects that balance innovation with respect for history – a philosophy he calls contemporary conservation.

    Sam specialises in navigating complex planning and listed building consent, often achieving success where others have struggled. His work brings together environmental design principles and a deep understanding of architectural heritage to create projects that are both forward-looking and timeless.

    Sam believes strong client relationships are the foundation of successful architecture. He has a rare ability to uncover what truly matters to clients and translate that into thoughtful, well-considered design.



    Elizabeth Sonubi

    Architectural Technician

    BA (Arch. Technology & Construction Management)

    Elizabeth bridges the gap between form and function, believing that great architecture should be both beautiful and practical.

    After studying and beginning her career in Copenhagen, she brings the ethos of Danish design – simplicity, clarity and usability – into the technical delivery of every project.

    With experience across residential and commercial schemes, from concept to technical design, Elizabeth ensures designs are robust, buildable and always focused on the end user.



    David Obaro

    Architect, Head of Visualisation

    BSc (Hons), MArch

    David is passionate about using design and visual storytelling to connect people with architecture.

    David has a background and passion for historic buildings, contemporary design, traditional construction and sustainable development. He produces highly crafted visualisations that help clients and stakeholders clearly understand proposals from the earliest stages.

    David is currently an RIBA architect on the conservation register and is progressing towards full conservation accreditation.



    Ready to Explore What’s Possible?

    We’d love to chat, get in touch for a free 15 minute discovery call with Sam, and tell us your story

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