
Meet The Team
At MosArt, we believe that the foundation of every sustainable project is a passionate and experienced team. With over 30 years of expertise in energy-efficient building design and Passive House certification, we are committed to driving the industry towards futureproof buildings that nurture both people and the planet.
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Our team includes 4 internationally accredited Passive House Certifiers, the only 4 certifiers in Ireland, 18 Passive House Designers, architects, trainers, and engineers, who collaborate to deliver tailored solutions for each project. Whether working on new builds or retrofits, we ensure that every design meets the highest standards of comfort, energy efficiency, and environmental responsibility.
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At MosArt, we don’t just build; we help create a sustainable future, one project at a time.

Founder & Managing Director
Passive House Certifier
Tomás O'Leary

Director of Innovation & Growth
Passive House Designer
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Stephen Donoghue

Founder & Director
Passive House Designer
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Art McCormack

Financial Director
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Mairead Healy

Director of Architectural Projects
Passive House Designer
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Jill Noctor

Associate
Passive House Certifier
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Shane Kinsella

Architect
Passive House Certifier
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Mariana Moreira

NZEB Trainer
Passive House Designer
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Emer Doyle

Architectural Technologist
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Colin Devlin

Architect & Senior Energy Modeller
Passive House Certifier
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Raquel Saavedra

Sustainability Engineer
Passive House Designer
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Filipa Sucena

Passive House Designer
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David DeCourcy

Sustainability Engineer
Passive House Designer
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Goncalo Lopes

Sustainability Engineer
Passive House Designer
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Eduardo Roque

BIM Coordinator and NZEB Trainer
Passive House Designer
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Dermot Redmond

Architectural Technologist
Passive House Designer​
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Greg Corkish

Training Coordinator
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Stella Farrell

Trainer & Architectural Technologist
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Ray Quirke

Office Manager
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Edel Tinsley

Trainer
Passive House Designer
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Terry Demont

Marketing Manager
Passive House Consultant
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Denis Manzke

NZEB Trainer
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Kevin Mahon