Currently, the Milwaukee Bucks hold the third longest winning streak at 20 games, which they set in the 1970-1971 season.
44 by the Bulls
the lakers between 30 and 40
UCLA's 88 game win streak is the longest in mens basketball
SA Spurs 11 two times
Los Angeles Lakers with 33 straight wins
The Bucks 20 game winning streak began February 6 and ended March 8 in 1971.
The 07-08 Houston Rockets with 22 consecutive wins.
1971-72 Los Angeles Lakers The team went 33 matches unbeaten
The longest winning streak ever was the incredible 33 straight games the Lakers won in 1971-72.
As of March 16, 2012 it's the LA Lakers against the Minnesota Timberwolves at 19.