Caller ID showed "COTG MOTG".  Company is "Minnesota Office Technology Group (MOTG)".
http://www.cotg.com/files/opening_of_motg_pr.pdf
Very generic sales pitch, hard sell to meet in person, wanted to set a date to stop by the office.  No interest in "document management" offerings.  Seemed to be Xerox sales people.
http://www.motg-xerox.com/