MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
Boston Red Sox Announce MassMutual Patch on Jerseys Starting in 2023 – SportsLogos.Net News
MLB Jerseys' to Feature Corporate Sponsor Logos for First Time Ever In 2023
Boston Red Sox Announce MassMutual Patch on Jerseys Starting in 2023 – SportsLogos.Net News
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The Boston Red Sox announced a major off-the-field partnership with MassMutual
Garrett Whitlock's lost year mirrors that of his Red Sox
MLB's new uniform rules won't prevent Red Sox from keeping Boston traditions – Boston Herald
MLB Team Sponsorship Revenue Grew To $1.5 Billion In 2023, Report Shows
Brewers sign former Red Sox outfielder Raimel Tapia
MLB's Red Sox land MassMutual as jersey patch sponsor - Sportcal
