Ensure the safe loading and unloading of passengers, including the safe operation and handling of specialized equipment for unloading passengers with special needs (i.e• wheelchair lifts and tie-downs). Founded in 1909, ABM serves over 20,000 clients, with annualized revenue approaching $8 billion and more than 100,000 team members in 350+ offices throughout the United States, United Kingdom, Republic of Ireland, and other international locations.