About Us

MAST Architects have over 40 years’ experience of working in the residential sector, delivering multiple award-winning mixed tenure regeneration projects of up to £60M.

Their primary focus has always been to drive innovation and change, seeking to exceed the minimum standards, and shaping the homes people live in with a focus on energy-conscious design.

Whether working with our partner parent company or external consultants, we ensure homes have a focus on energy efficiency, underpinned by a robust and deliverable energy strategy, and that are designed to be warmer, healthier and cost-efficient for occupants and residents.

We believe that all projects are unique and we work to make a difference…

“Working together to build warmer, healthier homes to tackle fuel poverty and improve the livelihoods of people within well-connected sustainable communities.”

Our team are a group of experts in their fields of energy consultancy and architecture and have extensive experience in delivering both new build and retrofit projects with a focus on sustainability.

Our areas of expertise include; Net Zero, Passivhaus, Retrofit, Repair and Refurbishment, Conservation and Whole Life Carbon.

We place the utmost importance on listening to our clients’ priorities to develop the correct energy strategy for their buildings which delivers on their objectives.

Michael is also a Director at MAST Architects with 30 years of experience in delivering award-winning energy efficient sustainable housing & buildings. Notable experience includes Passivhaus, district heating, geothermal and energy farms contributing to his role as Head of Certification for Energy at RIAS. As an industry leader, he has contributed to a number of technical, energy and sustainable design working groups.

Michael Jarvis

Director

David is also a Director at MAST Architects with 25 years of experience delivering an extensive number of retrofit, major repair and refurbishment projects. David leads MAST’s Conservation & retrofit team offering clients strategic advice on balancing energy and sustainability-led solutions within existing buildings, many of which are non-standard construction, listed or in a Conservation area.

David Denholm

Director

Mark is also a Director at MAST Architects and in the last 25 years has delivered multiple award-winning large-scale mixed-tenure residential projects of up to 500 units. His experience includes balancing sustainable design with innovative off-site and modern methods of construction. He’s worked with clients to develop robust net zero strategies and has led on pilot projects designed to Gold, Platinum and Passivhaus standards.

Mark Johnstone

Director

Morgan is a Certified Passivhaus Designer and leads MAST Architect’s sustainability team. She has worked on numerous Passivhaus, Net Zero and Retrofit Archetype Schemes, drawing on her experience to deliver pragmatic solutions to client’s sustainability goals. Morgan also has experience carrying out Whole Life Carbon Assessments using the industry-recognised RICS Methodology.

Morgan Stephen Milne

Certified Passivhaus Designer

Matthew has held RIAS Accreditation in Building Conservation since 2010. He has delivered numerous retrofit, major repair and refurbishment projects including works to traditional (pre 1919), heritage and historically significant listed buildings, in a range of urban, rural, environmentally sensitive and designed landscape settings.

Matthew Holloway

Conservation Accredited Architect

David is a PAS 2035 Retrofit Co-ordinator and Architect with extensive experience in both new build and retrofit projects. He has worked on a large number of retrofit projects to achieve the EESSH2 standard which have included EWI, IWI and EnerPHit principles. These adopt a pragmatic approach to meeting the standard whilst balancing capital costs with costs in use, addressing energy costs and fuel poverty.

David Locke

PAS 2035 Retrofit Co-ordinator

Chris is a Certified Passivhaus Designer and leads MAST Architect’s technical team, ensuring that changing legislation and evolving best practice is shared within the office. His approach is to place sustainable low carbon design principles at the forefront of all projects.

Chris Howat

Certified Passivhaus Designer

Whether you are working on a new build or retrofit project or developing a wider energy strategy for your organisation, MAST Energy can help you achieve your goals.