and DamWith the coming of World War II, Martin
worked to acquire defense industries and military bases for Alabama, such as the Hollingsworth & Whitney plant that located in Mobile and the Childersburg-based plants that produced explosives.
In the 1940s, after the federal Securities and Exchange Commission ruled that Commonwealth & Southern had to be broken up under the Public Utility Holding Company Act of 1935, Martin took a leadership role in creating the Southern Company, which became the holding company for Alabama Power, Mississippi Power, Gulf Power, and Georgia Power by 1949.
was adamant that it be a true southern company with a southern board of directors, southern attorneys, and a southern services company headquartered in the South that would provide the engineering services for the operating companies.
In the late 1950s, Martin
initiated a second dam construction program that provided electricity for the state's post-World War II boom.
In the 1950s and 1960s, Martin led Alabama Power Company's construction of dams and generating plants on the upper Coosa River and on the Warrior River.
also helped organize the state chamber of commerce to coordinate and promote economic development.