Houston entrepreneur aims to unify the nation’s toll tag system

When Fareed Zein, CEO of Houston-based Unytag, first watched “King Richard,” the 2021 biopic of tennis coach Richard Williams and his daughters Venus and Serena Williams, he and his wife cried. The film mirrored his own life — he and his wife raising four tennis-playing daughters that required them to take trips across the United States.

But he noticed one thing absent in the movie: The literal toll traveling on the road took. As-in having to navigate the more than 5,000 miles of disparate toll…