He is due to face Downing Centre Local Court on June 30.
Gorman said he had spoken to Keogh several times yesterday.
"He's very distressed about potential outcomes and the impact on the game, the club and his family," Gorman said.
"There's a whole lot of challenging things to be worked on through here.
The developments come a day after the arrest of Roosters star Shaun Kenny-Dowall for cocaine possession.
"We are aware of an incident which involves the Sharks chairman," NRL chief executive Todd Greenberg said. "We are awaiting further details from the Sharks about what has occurred."
Keogh, a former Australian basketball star who made three Olympic Games teams, took over at the Sharks during the supplements scandal in 2013.
He was voted on to the board after the infamous ASADA press conference and helped rebuild the struggling club from wooden spooners to premiership winners last season.
- AAP