Leaders at Allied Universal, which provides security services for 80 percent of Fortune 500 companies, said their phones were “ringing off the hook” on Wednesday with potential clients. Allied covers a wide spectrum of services — including stationing guards outside offices, chauffeuring executives, surveilling their homes and tracking their families.

Protecting a chief executive full time costs roughly $250,000 a year, said Glen Kucera, who runs Allied’s enhanced protection services.

NYT article