And these numbers may tell only part of the story. The totals don’t include any political donations these men and women have given to candidates in federal races, such as the O’Rourke vs. Cruz battle. Moreover, these numbers don’t reflect any donations given to 501(c)(3) or 501(c)(4) organizations. Courts have ruled that these groups do not have to divulge their donors in order to protect the donors’ rights to freedom of speech and freedom of assembly.

(10) T. Dan Friedkin – Owner and CEO of Gulf States Toyota, the largest private company in Houston. In 2016, according to Forbes, Mr. Friedkin ranked as the 162nd wealthiest person in the United States. In his spare time, Mr. Friedkin flies World War II-era P-51 Mustangs with an aerial acrobatic troupe. Over the course of the last election cycle he gave $807,602 to Texas candidates and PACs.