[1] In 1998, Ganzi founded Eureka Broadband, an application service provider and high-speed Internet access corporation.
[1][6] He served as its chief executive officer and built the company into the largest privately held operator of U.S. cell towers.
[1][4] The company was purchased by Macquarie Group (ASX: MQG) in 2007,[6] and, in 2013, American Tower Corporation (NYSE: AMT) acquired GTP for $4.8 billion.
[7] In 2013, Ganzi and Ben Jenkins founded Digital Bridge Holdings, an investor and operator of mobile and internet connectivity companies.
[4] In 2024, hours after DigitalBridge's acquisition of Verizon Wireless's cellular towers, the nation experienced wipespread outages.