The Houston Grand Opera Guild sponsors a number of social activities thoughout the year. These activities are open to the public. The major HGO Guild Social Activities are:
- The Fall Brunch - An opportunity to salute individual volunteers and organizations for their help in achieving the HGO Guild's goals.
- The Spring Event - An informal fund-raising event to support the educational and outreach activities of the HGO Guild.
- The Volunteer Gathering - An opportunity to learn more about the HGO Guild, become a member, and sign up for various committees.
- Solo Voce - A group for singles who love opera.