A star in the constellation Triangulum Australe, also the name of a publishing imprint and an assisted living corporation, probably because it has that streamlined corporate I-could-be-a-car-name feel.
Atria, home planet of the aliens on TV's "Star-Crossed"
Atria (singular: atrium), receiving chambers on both sides of the heart
Atria Books, imprint of publisher Simon & Schuster
Atria Senior Living, American assisted living company