which company offered joe dimaggio a bonus if his 56-game hitting streak went one more game?

The company was the H.J. Heinz Company , famous for its “57 Varieties” slogan.

Because your question format suggests a quick, direct fact: Heinz reportedly offered Joe DiMaggio a $10,000 bonus if he could extend his 56-game hitting streak to 57 games, tying into their “57” branding.