I believe there longest winning streak was 13 wins
Their longest home winning streak was 14 games
Cleveland Cavaliers
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The Cleveland Cavaliers 2010-2011 season
the longest winning streak is 48 win-streak by Boston Collage
The longest winning streak in Indians history was 13 games, and this was accomplished twice (August 1-15, 1951 and April 18-May 2, 1942.)
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The Blue Jays' longest winning streak was 11 games in 1987 and 1998.
2nd longest winning streak is 89 wins from Julio Cesar Chavez
The longest winning streak for the Toronto Blue Jays is 11 wins
universality of Wisconsin-Whitewater has the longest winning streak in all of college football
Houston Rockets 22 winning streak