rainmaker

rainmaker
    n 1: executive who is very successful in bringing in business to
         his company or firm
    2: American Indian medicine man who attempt to make it rain
    

30 Moby Thesaurus words for "rainmaker":
      Dry Ice, aeronaut, aeroplaner, aeroplanist, air pilot, airplanist,
      artificial nucleation, astronaut, aviator, barnstormer, birdman,
      captain, cloud seeder, cloud-seeding, commercial pilot, copilot,
      crop-duster, flier, instructor, jet jockey, licensed pilot, pilot,
      rain doctor, rainmaking, seeding, silver iodide, stunt flier,
      stunt man, test pilot, wingman