Office Depot plans to end its primary sponsorship deal with Tony Stewart's No. 14 Sprint Cup Series entry at season's end.
The company will not return to sponsor Stewart's Chevrolet as it did this year for 22 races, although Office Depot may remain involved with the team in a different capacity.
"The decision to significantly curtail our relationship with Stewart-Haas Racing was very difficult and one that we did not take lightly," said Mindy Kramer, senior director of communications for Office Depot. "However, the changing business landscape warrants a realignment of priorities and resources.
"That being said, Tony Stewart has been an exceptional ambassador for our brand, and he has gone above and beyond in everything that he has done for our company. Being a part of his legendary 2011 championship run was a moment of tremendous pride for everyone at Office Depot."
Stewart-Haas Racing now faces the daunting task of replacing Office Depot as well as the U.S. Army, which announced earlier this season it would cease sponsoring