The Vault Tec Logo

Vault-Tec (or "Vault-Tec Corporation") is a company in Fallout 4.

It was contracted by the US Government to build the Vault System, a vast network of bomb shelters designed to withstand nuclear explosions.

Also see[edit]

Vault-Tec Rep
Rep
Vault-Tec Van
Van
Vault-Tec Calendar
Calendar
Red Menace
Red Menace