Alex Bienz is a school teacher from Indianapolis, Indiana.
In the city finals, he was one of three to fail the Fly Wheels. He placed 25th overall.
His run in the city finals was also cut, but he failed Block Run, placing 22nd overall. Bienz was one of two competitors to fail Block Run that night, with the other being American Ninja Warrior Champion Isaac Caldiero. On the contrary, Bienz had gotten redemption from the Fly Wheels, which took him out two years ago in Indianapolis.
Bienz returned in American Ninja Warrior 11, this time competing in Cincinnati. His qualifying run was cut, but it was revealed that he failed on the Wingnuts. He didn't advance to the city finals for the first time in his career.