[1][2][3] Stradley began working in comics in 1984 with issue 86 of Marvel's Star Wars.
[1] In 1986, he co-founded Dark Horse Comics with Mike Richardson and became its vice president.
[1][4] In 1988, Dark Horse acquired the rights to Twentieth Century Fox's Aliens franchise and a year later the Predator license.
In the early 1990s Dark Horse acquired the license for Star Wars comics and relaunched the line.
[1] Stradley and Richardson co-wrote the Crimson Empire miniseries, and in 2002 Stradley became Senior Editor for Dark Horse's Star Wars series,[1] a role he retained until 2014, when Marvel regained the Star Wars comics rights.