Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
Houston Astros reveal Oxy as first ever jersey partner - SportsPro
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MassMutual, Red Sox announce multiyear partnership
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Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
Proud Partner of the Boston Red Sox
MassMutual, Red Sox announce multiyear partnership
Boston Red Sox Archives - SportsPro
Red Sox to sport MassMutual logo under new partnership - Boston Business Journal
Red Sox to sport MassMutual logo under new partnership - Boston Business Journal
20160115 xbs wit by The Island 360 - Issuu
Red Sox, MassMutual near a $17M jersey patch deal - Boston Business Journal
Red Sox reach $170 million jersey-patch deal, Mets also interested
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Red Sox Mass Mutual Collaboration – NBC Boston
Red Sox reach $170 million jersey-patch deal, Mets also interested