Actually, I think I've got spacers in addition to the stem extender on my Specialized (can't remember, will have to look when I get home), which has the same 110 head tube length as the Soma. I think my fitter did everything he could to get the bars as high as possible and they're currently just slightly higher than my saddle.

This is my current set-up, a 49cm Tri-Cross, and I'd need to go down to a 42cm Double Cross with adjustments to approximate the same: