ATLANTA--(BUSINESS WIRE)--Elavon, a leading global payments provider and subsidiary of U.S. Bancorp, and Costco Wholesale Corp. (“Costco”) have agreed to extend their relationship to offer payment processing solutions to Costco’s array of small to mid-size business customers. “Since 1997, Elavon has delivered exceptional value and service to members who use our payment processing as well as our other popular business products,” said Tom Padilla, Assistant Vice President, Costco Services. “Our m