His first career was in the electrical apparatus field; helping farmers with irrigation pumps and controls. After several years, David moved back to Globe and worked for the Department of Corrections (DOC), retiring as a Sergeant with numerous achievements within the department. In his role as a legislator, David uses his 12 years of experience in DOC to understand the needs of the corrections industry and inter-departmental administration.

In the year 2000, David and his wife, Diana, pursued a life-long dream of ranching and started the DC Cattle Company. They believed a rural life would be beneficial to their two children, David Jr. and Maria, a student at Arizona State University. The entire family works on their Globe ranch together and when time permits, their grown kids get to come home.

David has attended several community colleges- Eastern Arizona, Rio Salado, and Central Arizona College. He is a proud graduate of the Arizona State Universities' Certified Public Manager Program, and a strong advocate for the availability of dual enrollment programs to all rural students.

David has served on the Arizona Cattle Growers' Association (ACGA) Executive Committee and Board of Directors, as Federal Lands Chairman for the ACGA, as the Federal Lands Chairman for the National Cattlemen's Beef Association, is a past Young Cattlemen's Conference Chairman, board member of the Globe Miami Chamber of Commerce, on the Southern Gila County Economic Development Corporation, is a past President of the Gila County Cattle Growers' Association, past President of Gila County Sheriff's Posse, and is a past President of the Cobre Valley Republican Club.

David is a lifetime member of the N.R.A., member of the Arizona Farm Bureau, Oklahoma Farm Bureau, Arizona Cattle Growers Association, Public Lands Council, Knights of Columbus and a member of the Holy Angels Parish in Globe.

Since becoming a Legislator, David has received the following awards for his hard work- 2024 NRMA & MRAA "Legislator of the Year" 2023 Arizona Hospital and Healthcare Association "Legislator of the Year" 2022 & 2023 Arizona Technology Council "Tech Ten" 2022 Arizona Cattle Growers Association "Champion for Cattlemen" 2022 Arizona Association of Air Medical Services "Legislative Leadership" 2021 & 2023 Arizona League of Cities and Towns "Legislative Champion" 2021 Arizona Veterinary Medical Association "Legislator of the Year" 2019 Center for Arizona Policy "Family Champion Award" 2019 Arizona Veterinary Medical Association "President's Award" 2018 Citizen Legislator of the Year 2018 Gila Community College "Devotion to Education" 2017 & 2018 US Term Limits "Champion of Term Limits" 2017 - 2023 The Arizona Family Project "Friend of the Family" 2017 Arizona Police Association "Freshman Legislator of the Year" In addition to these awards, David received awards from the University of Arizona Cooperative Extension, Arizona State Mine Inspector, Globe-Miami Chamber of Commerce, National Cattlemen's Foundation, National Cattlemen's Beef Association, Arizona Section Society of Range Management, and the Tonto National Forest before becoming a Legislator.