LexCorp grew rapidly into a diverse international conglomerate with interests in utilities, waste management, industrial manufacturing, computer hardware and software, chemicals, retail, bio-engineering, weapons, pharmaceuticals, oil, communications, airlines, real estate, hotels, restaurants, technology, media, financial services, robotics, security, transportation, satellites, stock brokerage houses, cash businesses, and food. By the timeframe of the Alliance invasion it was estimated that LexCorp either directly or indirectly employed nearly two-thirds of Metropolis' population of 11 million people, dominating commerce around much of the world. Among those many subsidiaries are such diverse businesses as Advanced Research Laboratories, Secur-Corp Armored Car Service, North American Robotics, Hell's Gate Disposal Services, and the Good Foods Group, owners of Ralli's Family Restaurants, Big Belly Burger and the Koul-Brau Breweries. LexCorp's major subsidiary companies include LexComp, LexChemical, LexEl Investments, LexMart, LexComm, FedLex, LexOil, LexAir, and TelLex.