MLB franchise the Boston Red Sox agree ten-year partnership with Massachusetts-based insurance company MassMutual.
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Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro
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Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro
Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro
MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro
MassMutual will be the first sponsor to have its logo on Red Sox