MLB's announced jersey patch deals so far-San Diego Padres: Motorola. Boston Red Sox: MassMutual. Los Angeles Angels: Foundation Building Materials. Arizona Diamondbacks: Avnet : r/baseball
Yankees Announce Starr Insurance Jersey Patch, Partnership in Video, News, Scores, Highlights, Stats, and Rumors
NHL Partner MassMutual to Debut 'On and Off the Ice' Spot During Winter Classic
Red Sox reach $170 million jersey-patch deal, Mets also interested
Cardinals beat Red Sox 4-3 as Kenley Jansen blows 9th inning lead for 2nd straight day
MassMutual lands deal for patch on Red Sox uniforms; Springfield company's deal with $17M yearly (report)
Jennifer Halloran posted on LinkedIn
Red Sox, MassMutual Partner Up
Red Sox Reportedly Strike $170M Jersey Patch Deal
Red Sox reach $170 million jersey-patch deal, Mets also interested