Colorado dept. of state:
Registration suspended in 2015, registered agent is owner.
Name     quicky courier LLC
Status     Delinquent     Formation date     08/22/2013
ID number     20131480678     Form     Limited Liability Company
Periodic report month     August     Jurisdiction     Colorado
Term of duration     Perpetual
Principal office street address     8130 RALEIGH ST, WESTMINSTER, CO 80003, United States
Principal office mailing address     PO BOX 21311, DENVER, CO 80221, United States
Registered Agent
Name     SHERI VASQUEZ
Street address     8130 RALEIGH ST, WESTMINSTER, CO 80003, United States
Mailing address     PO BOX 21311, DENVER, CO 80221, United States

Is this guy real?

REAL process servers do not warn you that they are coming.  Note (from the post above yours) that the registration was suspended in 2015.