The Seattle startup Arivale wants to make you feel better, but don’t call it a health care business. CEO and cofounder Clayton Lewis says Arivale sells wellness, a category distinctly different from health care.

When you climb the hill at Bothell’s Cascade Business Park to the world headquarters of Seattle Genetics, the cluster of beige buildings doesn’t scream edgy science. But in the lobby of Building Three, you’ll see a green triangular sculpture that might win the company some geek cred. The sculpture, seemingly made of Lego bricks, is a simplified model of a human antibody.