Visionary inventor, Tony's father, co-founder of S.H.I.E.L.D. and Stark Industries.
Stark supports Rogers through technology and scientific expertise.
Stark helps Erskine conduct Rogers's super-soldier treatment and later provides his upgraded uniform and shield.
Carter coordinates Stark's aviation support for Rogers.
Carter arranges for Stark to fly Rogers behind enemy lines for the rescue mission.
They jointly conduct the transformation experiment.
Stark and Erskine put Rogers through the super-soldier treatment, including the serum injection and vita-rays.
Stark's technology supports the force fighting Schmidt.
Schmidt's Hydra operations oppose the Allied scientific program in which Stark develops equipment for Rogers.
Both contribute to the Allied wartime program in different roles.
Brandt promotes Captain America publicly while Stark remains involved in the scientific and technological war effort.
Explore the full interactive character relationship map of Captain America: The First Avenger
Related entry on Wikidata (Q23900446), public domain (CC0).