He served as the president, chief executive officer and chairman of Southern California Edison.
[4] Horton served as the president of Southern California Edison from 1959 to 1968,[5] and as its chief executive officer from 1965 to 1980.
[7][8] Meanwhile, he increased electricity rates for California consumers by 9.6% in 1968 to invest in new power plant constructions.
[13] However, by 1969, the company enjoyed "increases in operating revenues, net income and earnings per share.
[17][18] That same year, he raised capital by selling 500,000 commons stocks and increasing the rates by 16% for California consumers.
[23] Two years later, Southern California Edison honored him by establishing the Jack K. Horton Humanitarian Award given annually to their most charitable employee.
[24] Horton served as the co-founder and chairman of the Executive Service Corps of Southern California in the 1980s.