submitter

from WordNet (r) 3.0 (2006)

submitter
    n 1: someone who yields to the will of another person or force
    2: someone who submits something (as an application for a job or
       a manuscript for publication etc.) for the judgment of
       others; "he was a prolific submitter of proposals"

from The Collaborative International Dictionary of English v.0.48

Submitter \Sub*mit"ter\, n.
   One who submits. --Whitlock.
   [1913 Webster]