Trained as a civil engineer, Bertrand is a world-renowned wildlife film writer, cameraman, producer and director. Since he founded Saint Thomas Produc- tions in 1995, he has produced or directed more than a hundred wildlife, science and environmental films for all major broadcasters, platforms and immersive theaters. In 2014, the company acquired the special effects company 3DFromMars and installed it in its headquarters in Marseilles. Since then, the two creative forces have produced innovative digital imagery and artificial intelligence tools. From 2019 to 2021, Bertrand was part of a dedicated VFX committee at the Centre National de la Cinématographie (Paris), granting funds for innovative films.