As Chairman of the powerful Senate Committee on Business and Commerce and the Sunset Advisory Commission, Schwertner oversees a number of critical policy areas for the state of Texas, including electric utilities, insurance, banking, technology, and telecommunications. Schwertner also serves as a member of the Senate Committees on Finance, State Affairs, and on the Legislative Budget Board.

Throughout his time in the Texas Legislature, Schwertner has led the way on a number of important policy initiatives including authoring one of the strongest Constitutional Carry laws in the nation, reforming the state's electrical grid, expanding access to mental health services, improving the state foster care system, strengthening landowner rights, cutting taxes for small businesses, protecting seniors from abuse, and fighting to lower tuition at public universities.

Schwertner and his wife Belinda (an obstetrician/gynecologist and Juris Doctor) reside in Georgetown. They have three adult sons- Carson, Zachary, and Matthew.