ABM Industries (ABM) Stock Analysis & Winston Score

ABM Industries is a company that keeps buildings clean, safe, and running properly. It provides janitorial services, facility maintenance, parking management, and engineering services to offices, hospitals, schools, airports, and sports stadiums across the United States. ABM is one of the largest facility services companies in the country, serving thousands of commercial and institutional clients. ABM makes money by signing service contracts with building owners and managers, who pay ABM to handle the day-to-day upkeep of their properties. The company operates almost entirely in the United States and generates roughly $8 billion in annual revenue, though its thin margins — around 11% gross and under 4% operating — reflect how competitive and labor-intensive this industry is. ABM's main competitive advantage is its scale and long-term client relationships, but its biggest ongoing risk is rising labor costs, since wages for its large hourly workforce directly squeeze profits.