Oops!, we did it again!
People + Planet + Prosperity = Sustainable
First, Sustainable joined with Collaborative Architecture - and now we have joined with Passive House 43 Architecture Ltd. - another local architecture firm with deep roots in both collaboration and sustainability, with an unwavering commitment to providing Passive House projects.
This latest union deepens Sustainable’s proven abilities to deliver beautiful, comfortable, energy efficient, and carbon neutral projects.
Reach out to ask us how we can best help you.
What Makes Sustainable Unique
People
We design with people at the heart. From community engagement to occupant well-being, every decision we make prioritizes comfort, inclusion, and human connection. Because sustainable spaces should nurture both life and livelihood.
Planet
Our planet is our most important client. Through energy-efficient designs, renewable materials, and low-impact construction, we aim to minimize our footprint and restore balance to the ecosystems we build within.
Prosperity
We believe that sustainability and prosperity go hand in hand. Our approach ensures that economic growth, environmental responsibility, and social equity work together — creating long-term value for our clients, communities, and the future.
Sustainable by the Numbers
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Meet Our Team
Craig England
Principal Architect, Director of Passive House Buildings
OAA, MRAIC, Certified Passive House Designer - PHI
Craig England, founder of Passive House 43 Architecture, is a passionate
advocate, designer, educator, and consultant for better buildings through
passive design principles.
With a background in mathematics and energy modelling he merges data-driven design with creative, beautiful solutions to
meet the rigorous standards of Passive House. Craig is a firm believer in
developing solutions in collaboration, with clients, consultants, and builders.
He has served on the board for two consecutive terms and is currently
incoming Board President for Passive Buildings Canada, a non-profit organization dedicated to the dissemination of practical Passive Building
Solutions.… Read More
Daniel Hall
Principal Architect, Director of Design OAA, MRAIC, LEED AP
As a licensed Carpenter and Architect, Daniel brings a unique perspective from his 15 years hands-on experience building prior to 19 years and counting in architecture.
He has a deep rapport with builders and is adept at drawing on the knowledge and skills of the tradespeople that will be building your new premises.
Like all of the team at Sustainable | Architecture for a Healthy Planet, Daniel is passionate about green design. He will advise you on the best approaches, materials, and decisions to ensure that your finished spaces are healthy and welcoming, keeping in mind the impact on budget and schedule..… Read More
Paul Dowsett
Principal Architect, Director of Sustainability OAA, FRAIC, LEED AP
Paul Dowsett is a leading thinker and advocate in the space of sustainability and architecture. Paul has been central to the introduction of sustainable architecture tothe mainstream, while practicing deep community engagement with equity-deserving groups of all backgrounds and abilities. At the core of Paul’s philosophy and practice is the belief that design and construction solutions should be simple, sensitive, and sustainable.
With more than four decades of local and international residential, institutional, and commercial sustainable design and project leadership experience, Paul is uniquely qualified to work with a highly collaborative design team for projects of diverse scales, types, and complexities.… Read More
Liz Laing
Intermediate Designer
Liz holds a Bachelor of Architectural Science from the University of Waterloo, and brings nearly a decade of experience in building-science based passive, sustainable and green building design. Liz’s past professional focus has been in custom single and multi-unit residential – including new construction, major renovations, additions and deep energy retrofits, as well as adaptive re-use and small-scale commercial projects throughout Southern Ontario.
Liz is passionate about creating simple, healthy and beautiful designs which are climate-appropriate, inclusive, energy efficient, cost-conscious, materially thoughtful, and site sensitive. Liz is also deeply interested in the social and environmental opportunities and benefits of integrating regenerative and permaculture design principles.… Read More
Dakota Park
Marketing
Dakota Park is a versatile graphic designer with a deep-rooted passion for sustainable architecture. He specializes in brand identity, art direction, photography, and digital marketing. Graduating from OCAD University in 2013 equipped Dakota with a robust understanding of visual communication and design principles. With a keen eye for detail and a commitment to sustainability, Dakota continues to elevate brands through compelling visual storytelling and environmentally conscious design solutions.… Read More
Chris Lea
Senior Designer, B.E.S., B.Arch., M.Ed., M.R.A.I.C.
Since 1979, Chris has broad experience in architecture and hospitality design, much of it focused on social housing and shelter. Chris was an organizer, candidate, Chief Agent, and the Leader of the Green Party of Canada. For a decade Chris was the Facility Manager of Hart House, the University of Toronto’s 412-room Neo-gothic student castle. Since 2003 Chris performs with, has been President, and still works to develop the Toronto City Opera. In 2026 Chris joined the Board of HOUSE Canada, and Sustainable.… Read More
Picture yourself here
Designation
Looking to play a key role in a cooperative team that shares your values and supports your growth? Look no further – Sustainable is looking for you!
Be a part of our Green Dream Team
We value diversity in our workplace.
Looking to play a key role in a cooperative team that shares your values and supports your growth? Look no further – Sustainable is looking for you! At Sustainable, we believe that diversity supports great design. We welcome people of all backgrounds, genders, and abilities who want to help find solutions to climate change through making great green buildings.
For more information, email us at [email protected]