5th Cell

One of the most underrated video game companies (it's not as good as Nintendo, though).

Games they Made
It's not a lot, but that's because 5th Cell, like Pixar, goes with quality, not quanity (Nintendo goes with quality AND quanity).
 * Drawn to Life
 * Lock's Quest
 * Drawn to Life: The Next Chapter
 * Scribblenauts
 * Super Scribblenauts
 * Alien Swarm