This number called the office this morning. It turns out "GIP TECH" is a new name for calls from Better Merchant Services and their robocalls about credit card processing. Upon discovery, I hung up.

Calls in 2017 from "Better Merchant":
http://800notes.com/Phone.aspx/1-267-310-4061#p1160492587726889573
http://800notes.com/Phone.aspx/1-269-215-4413#p1197188028742309763
http://800notes.com/Phone.aspx/1-540-628-9811#p1146776930015247183
http://800notes.com/Phone.aspx/1-740-351-9235#p1188340627694030497
http://800notes.com/Phone.aspx/1-845-203-3395#p1200333069641758270
http://800notes.com/Phone.aspx/1-859-999-7014#p1148561644373095139

Other calls in 2017 from "GIP TECH"
http://800notes.com/Phone.aspx/1-502-205-7169#p1213124827337322604