Alliance Ground International | 12,013 followers on LinkedIn. We are #TheAirportPeople | AGI is one of the fastest growing, US-owned, ground handling companies in North America, providing ground, cargo, mail handling, and security services. Founded in 1987, AGI is headquartered in Miami and has more than 12,000 employees spread across 62 airports in the United States and Canada. AGI's portfolio of services includes air cargo, aircraft ground handling, e-commerce, passenger service, and security services.