Maria Hawton-Mead
A sustainable design consultant with over 25 years’ experience in low-energy buildings, renewable energy, interior design, project management and eco renovations on projects large and small.A unique mix of passion, technical expertise and design skills
- MSc in Sustainable Architecture (Distinction) from the Centre of Alternative Technology. This included in-depth research into ventilation strategies, heat pumps and modern methods of construction.
- Qualified SAP energy assessor
- Certified Passive House designer
- AECB Carbonlite Retrofit graduate
- Qualified interior designer

An advocate of…
Protecting our beautiful planet and only building zero-carbon developments.
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Taking a fabric first approach. That is improving building fabric performance before meeting the residual energy demand with renewable energy sources.
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Designing in insulation, airtightness and low thermal bridging from the start of a project.
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Using Passive House standards and software to minimise energy demand and future-proof against rising energy prices and climate change.
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Building healthy homes using non-polluting materials with low embodied energy and appropriate ventilation strategies.
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Maintaining breathing walls and healthy indoor air, by using natural hygroscopic insulation for traditional solid walls which were originally designed to breathe.
Designing future-friendly community outdoor spaces and adaptable homes to meet lifetime needs.
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Making homes and buildings simpler and understandable to run by considering how occupants are likely to use them.
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Responsible retrofitting. Carefully considering the knock-on implications of renovation decisions in older properties.
Selected roles and experience
- Assessor for government-funded sustainability competitions (2010–present)
- Member of the Design Review Panel for the South Downs National Park (2020–present)
- Sustainability consultancy for Brighton & Hove City Council (2006–2020)
- Contributor to the Ovesco community energy project, Barcombe (2021)
- Advisor to National Energy Services on software development
- Co-author of Brighton & Hove City Council’s planning advice notes on energy efficiency of historic buildings in conservation areas and external wall insulation
- Contributing author to zerocarbonbritain 2030 (2019)
- Author of Radian Housing Association Energy Matrix
- Lecturer on the MSc in Sustainable Architecture at the Centre of Alternative Technology

Let’s work together
If you’re in or around the South Downs National Park, contact me to discuss making your new build or renovations more sustainable.