> short of contacting a legal department that has no public contact info All corporations are required to have an "agent for service of process" in the state t

> short of contacting a legal department that has no public contact info All corporations are required to have an "agent for service of process" in the state they are registered in, and the secretary of state should maintain a lookup tool for this (haven't checked all 50 but it's common). Opt-out should take you approximately ten minutes - look up their agent for service of process, and send a certified letter explaining the action you want them to take to avoid the lawsuit you are considering.