How big is pinkerton?

Pinkerton, officially known as Pinkerton National Detective Agency, is a private security and detective agency founded in the 19th century. It operates globally, providing a wide range of services including security consulting, risk management, and investigative services. While it doesn't publicly disclose its exact size in terms of employees or revenue, it is recognized as one of the largest and most established private security firms in the world, with a significant presence in various industries.