The initial interviews and preparations can be extensive and detailed. There are consultants who can assist. You can review a couple comments to the ISO 27001 and SSAE -16 compliance thread for examples. Neither of those have created profiles, though, so it’s harder to determine what contact will bring.
i guess this is the same question you asked before and it is answered herehttp://itknowledgeexchange.techtarget.com/itanswers/iso-27001-and-ssae-16-compliance/