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. Whether you’re looking for a second job, extra evening hours, or a full-time opportunity, we may have a schedule that works for you. • Clean and maintain assigned area, which may include classrooms, hallways, restrooms, locker rooms, office, and stairways.