Is a comma needed

Billionaire Peter Lim’s former son-in-law, Kho Bin Kai, will be spending time behind bars after he pleaded guilty to multiple offences including those involving a syndicate linked to illegal gambling activities.

Should there be a comma between “offences” and “including”? Or is it optional?

Billionaire Peter Lim’s former son-in-law, Kho Bin Kai, will spend time behind bars after pleading guilty to several offences, including running a syndicate linked to illegal gambling activities.