Barbara Poma told reporters that the onePULSE Foundation will oversee the effort, which includes a museum and scholarships honoring the victims who died in the mass shooting.
Put on your waterproof mascara and watch this clip.
The Tony Award-winning performer was introduced by Jussie Smollett.
Buddy Dyer made the announcement alongside Orange County Mayor Teresa Jacobs.
The Office for Victims of Crime is expected to award the money today to Florida Attorney General Pam Bondi.
Christine Leinonen, whose son and his boyfriend were killed in 2016's Orlando shooting, has become an advocate for gun control under President Trump.
Noor Salman faces charges for aiding and abetting, as well as obstruction of justice.