505 Southwestern partners with USC Trojans "As we expand our presence in the Los Angeles market, we are proud to be partnering with a well-respected institution like USC. Our premium chip and dip products are a great fit for the avid Trojan fan," said Rob Holland, CEO of Flagship Food Group. "Every bag supports USC athletics and is a delicious addition for fans' game day spreads."
505 Southwestern sponsors Arizona Diamondbacks PHOENIX, Sept. 7, 2018 /PRNewswire/ -- 505 Southwestern® and the Arizona Diamondbacks announced today that 505 has been chosen as the official chip, salsa, and green chile brand of the Arizona Diamondbacks. 505 green chile and other premium sauces and salsas are available at select concession stands and its products will be incorporated into unique menu items throughout the ballpark.