Jan-Wah Li is a games artist who has worked with companies such as Nintendo, Disney and Ubisoft.
Below you'll find an interesting selection of work, because Li is a bit of a generalist, having done everything from traditional concept art to UI work. Which explains why you're seeing things like menu screens.
You can see more of Li's work at his personal site.
Fine Art is a celebration of the work of video game artists, showcasing the best of both their professional and personal portfolios.