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Case Studies


Ibis House project was awarded with the “Regional Small Scale Project of the Year” for the Greater London region in the Energy Efficiency and Retrofit...
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This was greentomatoenergy’s first project. A Passivhaus retrofit of an 1870s mid-terrace in West London (Enerphit didn’t exist then). Due to planning restrictions in...
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Our clients Luigi and Jane were undertaking a renovation of a building which hadn’t really had any work done to it since the 1960s. They knew that this provided the...
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Our clients moved out of the big smoke to Chichester and wanted a house that was warm, comfortable and with low running and maintenance costs. They are doing a lot of...
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This project was a new Build PassivHaus. Greentomatoenergy worked as PassivHaus consultants with the client’s architect, Paper Project Architecture and Design, to...
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greentomatoenergy was engaged by this client for the rebuild of her home in Oxfordshire. The house is off the gas-grid, so the client wanted to reduce energy...
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greentomatoenergy was engaged by Octavia Housing to provide engineering design and project management services for the retrofit of this solid brick Victorian terraced...
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Our clients wanted to update their run down, but beautiful Victorian house into a high quality, modern, comfortable family home. After employing the architects...
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This project started with an energy survey.  Our clients were interested in what measures they could adopt to make their property more energy efficient.  Our...
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Our Clients decided to renovate their property, a family house located in North London. A ground floor and loft extension will be added to the existing building. The...
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Our brief for this project was simply to convert a cold and drafty 1970’s terrace into a warm, comfortable home which used a minimal amount of energy. We were...
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Doctors and patients alike found The Corner Surgery on Coldharbour Lane to be hot and stuffy in the summer and, unless large amounts of energy was used for space...
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Situated in the Thames Ditton area, the house is the result of a bold architectural venture in the 1970s. The original house boasted up-to-date features in HVAC...
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This project was a basement flat retrofit. greentomatoenergy was engaged by the client to upgrade and extend a solid wall Victorian flat to a low-energy...
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greentomatoenergy were engaged by clients in Hampstead who were undertaking renovation works at their home. A feasibility assessment of micro generation technologies...
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greentomatoenergy was engaged by the client to design the retrofit of this penthouse flat of this listed building to EnerPHit standards for comfort and environmental...
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