Welcome to MosArt Passive House Architects - Your Trusted Passive House Experts. Established in 1993 by Art McCormack and Tomas O’Leary, MosArt is a leading brand in the field of architecture and urban design. Our founders shared a vision of creating living spaces that offer the highest standard of living without negatively impacting the environment.

With housing responsible for a quarter of greenhouse gas emissions, we introduced a cost-effective solution to eliminate carbon footprints - nZEB and Passive House. Our innovative, low carbon design solutions cater to residential, commercial, and public sectors, and we also collaborate with government bodies to ensure the integration of renewable energy sources harmoniously into the landscape. For clients seeking conventional design, we offer architecture and landscape design services with our client-centric approach honed over our many years of experience.

At MosArt, we value our staff as the driving force behind project success. We employ and nurture the best talent, providing them with training, inspiration, and guidance. Our extensive partner network enables us to expand our workforce and expertise, delivering projects of all complexities and scales.

Join MosArt to work with a visionary team that prioritizes your needs and brings diligence, experience, creativity, and synergy to every project