Also:

Opus Sentiero (have to navigate in the site to get to it, it's flash i can't post a direct URL)
http://www.opusbike.com/site.htm

Brodie Ronin
http://www.brodiebikes.com/2007/2007_bikes/ronin.php#

Kona Sutra (not exactly cyclocross specific, but has potential?)
http://www.konaworld.com/08_sutra.htm