About Mark Davis Design
Passive House (Passivhaus) Designer NSW
Mark Davis is a certified Passive House Designer and accredited Building Designer with over two decades of experience creating homes that are comfortable, healthy and efficient.
Specialising in contemporary, sustainable design, he creates homes that perfectly reflect the needs of those who live in them.
Working as a team with the client, builder and other professionals, we create homes that are exceptional looking and functional. Communication and collaboration underpin the process. We’ll hold your hand all the way through, from concept to completion, ensuring the home build process is as easy and rewarding as possible.
Why choose us?

Specialising in sustainable and eco-friendly home designs

Comprehensive design process from concept to completion

Connections with local builders and suppliers
Mark Davis, Founder and Building Designer
Mark’s journey into sustainable building design began with the construction of his own eco-friendly straw bale home. This hands-on experience sparked a passion for helping others achieve their dream of a sustainable, comfortable home.
Our home designs are built on the principle of enoughness. Through a comprehensive consultation and design process, we work with you to deliver the best outcomes, a smooth project experience, and the most enjoyable lifestyle in and beyond your home.
Our values
Communication
Our extensive design brief process ensures we understand your needs, values and vision.
Collaboration
We work closely with you and your build team from the early stages of design to ensure considered and cost-effective outcomes.
Sustainable solutions
We create homes that are energy-efficient and environmentally friendly
Guidance
From initial concept to completion, we’re here to support you every step of the way.
Our designs focus on creating spaces that are ‘just right’ for you, embracing the concept of ‘enoughness’ to ensure your home meets your needs without excess.
Ready to start your project?
Bringing sustainable, comfortable living to NSW, including Sydney, the Blue Mountains and the NSW South Coast.

