Understand any stock in simple English
Enter a ticker to learn what the company does and how it makes money.
ABM sells the everyday services that keep buildings clean, safe, and running, like janitorial work, electrical repairs, and parking.
ABM Industries is a company you've probably walked past without noticing. It cleans offices, fixes lights and air conditioners, runs parking garages, and keeps hospitals and airports looking sharp. The customers are building owners and facility managers — think college campuses, big office towers, data centers, sports stadiums. ABM doesn't sell a fancy product; it sells labor and know-how bundled into contracts, often paid monthly or annually. It's the person who makes sure the elevator works before your morning meeting and that the trash is gone before the conference starts.
The business splits into two main pieces. First is Technical Solutions, which does the hands-on engineering stuff — HVAC repair, electrical work, energy upgrades, and increasingly electric vehicle charging and microgrid projects. This is the higher-margin, growing part, riding the wave of buildings trying to cut energy costs. Second is B&I (Business & Industry), which includes janitorial services, parking, and other day-to-day support. That's the steady, recurring cash cow — lots of people, lots of contracts, low margins but reliable. Together they bring in roughly $8 billion in annual revenue, with the technical side growing faster as old buildings need modern upgrades.
Think of ABM as the unsung pit crew for buildings. It started small in 1909 as a janitorial company in San Francisco, then grew by buying up local rivals and adding services like parking and engineering. Today it returns cash to shareholders through dividends and buybacks — management has been repurchasing shares steadily, though the exact percentage shifts year to year. The big question for investors is whether ABM can keep winning contracts in a tight labor market while keeping costs down. So far, it has managed by shifting to higher-skill technical work, where customers pay more and competitors are fewer. For a 15-year-old, the takeaway is simple: ABM makes money by doing the unglamorous jobs that every building needs, every single day.
Saved answer · last researched 11 Oct 2026