At least four other senior staff and two of the charter school’s five board members also abruptly quit. Afterwards, the Oakland Unified School District, which is responsible for overseeing the BayTech charter school, opened an investigation. Instead, he alleges that Dagdelen and two other BayTech board members are part of a “shady network” trying to “take over” the school. Just eight months prior, OUSD’s charter schools oversight office concluded that BayTech was fully in compliance with all fiscal controls. One key link is through the Accord Institute, a nonprofit charter school management company that was established by Bahceci and other Gülen movement members.