Mogulus rocks from what I hear, and the folks there are very cool.
Aaron Brazell is a Baltimore, MD-based WordPress developer, A Sr. Web Enginner at 10up, a co-founder at WP Engine, WordPress core contributor and author. He wrote the book WordPress Bible and has been publishing on the web since 2000. You can follow him on Twitter, on his personal blog and view his photography at The Aperture Filter.