The CEO of Redfin, which made its Wall Street debut last week, says its biggest rival isn’t real estate tech giant Zillow. “It’s Century 21, it’s RE/MAX, it’s Keller Williams, it’s these established brokerages that have been around for a long time,” Glenn Kelman told Bloomberg. “It’s going to be a tough fight, but we’re in it for the long haul.” The online brokerage went public in July. On its first day of trading, company […]