You know Travis Kalanick. Meet the 23 other power players of Uber

Travis Kalanick may be the public face of Uber, but he hasn't built the company by himself.

Like any chief executive, Kalanick leans heavily on his team and direct reports to manage all parts of the business from people operations internally to putting out regulatory fires externally.

As Uber faces challenges on all fronts in 2016, here's who is leading the charge internally to make transportation "as reliable as running water."