Madden has spent the last 35 years heavily involved in the operation of Schwertner Farms, dba Capitol Land & Livestock. The family-owned cattle and ranching corporation is considered one of the industry leaders in the procurement and marketing of feeder and stocker calves.
He is active in his community as a past member of the board of directors for his church and a member of the advisory council for the Clear Water Underground Water Conservation district of Bell County. He currently serves as the Vice President of the Jarrell-Schwertner water corporation in one of the fastest growing publicly owned water entities in the Williamson and Bell county areas.
Madden is a lifetime member of the Texas State Alumni Association and is also on the Texas State Bobcat Club Leadership Council.
Madden is a 1980 graduate of Texas State University where he graduated with a bachelor of science in biology and a minor in chemistry. He has been married to his wife Sherri for 36 years, whose grandmother is a 1905 graduate of SWT Normal School.