Close

RESIDENTIAL BUILDINGS

At ON-A, we are experts in the design and construction of efficient and innovative residential buildings. We have over a decade of experience in implementing BIM methodology, which allows us to optimize every step of the process, from design to construction and project management.

View More

LUXURY HOMES

We design luxury homes that inspire and excite, creating unique spaces that reflect your lifestyle. Our single-family projects are portraits of desires, conceived with the personality of those who will inhabit them, where elegance and innovation are the main features.

View More

SUSTAINABLE HOUSING

Green Nest House is more than just a house – it is a sustainable passivhaus concept that integrates design, technology, and respect for the environment to offer you a healthy, comfortable home in harmony with nature. It is adapted for eco-resort environments.

View More

20 years,
20 projects.

A journey of innovation, design, and transformation. To celebrate two decades of experience, we have selected 20 projects that define our legacy. ON-A has crafted unique spaces where technology, sustainability, and creativity converge. For 20 years, we’ve been transforming ideas into architecture—connecting people, enhancing cities, and shaping the future. With the same passion, we continue to explore new horizons and build a more inspiring world.


EXPERIENCE
AND EFFICIENCY

Edificio en primera línea de mar ubicado en Mataró, Barcelona. Urbanización de jardín privado cuenta con piscina, solárium, zona de hamacas.

More efficient and innovative construction

For over 10 years, we have been using the BIM methodology. Since then, the company has specialized and improved protocols until reaching full implementation.

OUR EXPERTISE

Ongoing Projects

It is with great satisfaction that we announce that several projects we have worked passionately on over the past few years are now underway. Among them are more than 500 apartments that we expect to deliver this year, transforming dreams into homes.

Read More

Our Purpose

We materialize into architecture everything we can imagine, by combining technology and innovation, without setting limits to ideas.

ON-A-Headquarters Estudio de diseño en Barcelona

The regular training and the commitment to innovation are part of the DNA of the studio.

With our highly specialized team, we are able to meet any challenge with quality and solvency, providing unique and innovative solutions. Our backbone is management and communication, allowing us to accomplish excellent collaboration between the different specialties of each of our professionals, which combines disciplines such as R&D in parametric architecture, BIM management, bioconstruction tools, and new materials and construction systems.

JOIN US

ON-A.
InnovatiON-Architecture

InnovatiON-Architecture compiles ON-A’s work philosophy: a constant search for innovative ad hoc solutions for each project, using the most updated technologies and design research at the service of ideas, with criteria based on their professional career, but always going beyond the conventional.

ABOUT THE BOOK

 

SCEWC24

Transforming the cities of tomorrow at the Smart City Expo Congress 2024

READ MORE

Recognition of Innovation at the EcoConstruir 2024 Trade Fair

At ON-A, we celebrated our participation in the 2nd edition of EcoConstruir. The fair brought together bioconstruction professionals and allowed us to discover the latest trends in innovation and sustainability.

Read More

Al Khobar Water Tower: Platinum Award!

We are proud to announce that our project has been recognized with the top award in the Commercial & Retail Architecture Concept / Professional Category at the 2024 International Architecture and Design Awards.

Read More
The Crown Features In Lifestyle Magazine – Porcelanosa

Sustainable Dialogues: Reflections from the NAN Space Sustainability

On May 23, ON-A participated in the NAN Sustainability Space, held in Madrid’s Torre de Cristal. This event brought together more than one hundred leading architecture professionals to discuss and share innovative strategies on sustainability and energy efficiency.

Read More

ON-A Pushes Innovation at the Smart Cities World Congress 2024

ON-A actively participated in the Smart City Expo Curitiba 2024 (SCECWB), held from March 20 to 22, under the theme “Reinventing Cities for All.” The event was promoted by the prefecture of Curitiba and organized by Fira de Barcelona and iCities.

Read More