Working the essence of architecture: people

Founded in Porto, A43 unites art and science, creating spaces that emerge from listening: to the land, to light, and to the lives that will unfold within them.

Each project is born from this dialogue, where the human rhythm meets the natural order.

We believe that architecture has a soul. And that space shapes the way we feel, live, and connect with the world around us.

Because for us, architecture goes beyond function. It generates well-being, presence, and connection.

Our Work

Every project begins by listening to the place, to the human being, to what is said, and to what is felt. More than spaces, we craft atmospheres that awaken presence, evoke memory, and translate essence into form.

Our Work

Every project begins by listening to the place, to the human being, to what is said, and to what is felt. More than spaces, we craft atmospheres that awaken presence, evoke memory, and translate essence into form.

A43 Between Nature and Then

Discover our Philosophy​ ➝

About us

We are a collective of architects, designers, and thinkers. Our shared goal is to design spaces that unite precision and emotion, creating architecture that performs beautifully and feels deeply connected to its place.


Learn more ➝

About us

We are a collective of architects, designers, and thinkers. Our shared goal is to design spaces that unite precision and emotion, creating architecture that performs beautifully and feels deeply connected to its place.


Learn more ➝

Let’s create something meaningful together.
Get in touch.