How to Synchronize 2 Google Calendars

With the acquisition of my agency and now working as a partner on my new Salesforce partner, I have an issue where I’m running two G Suite accounts and now have 2 calendars to manage. My old agency account is still active to use for my publications and speaking – and the new account is for Highbridge. While I could share and see each calendar on the other, I also need to actually show times