Shared Contacts for Google Calendar™, brings Contact Sharing  to your Calendar experience:
→ See all the contact details of members of a calendar event (meeting or webinar)
→ Visualize who is in a Google group to always be aware of who all are invited to an event.
→ Add any member of the event as a contact or a shared contact
→ Update the information of a contact directly from Google Calendar™
→ See the information and notes that your colleagues have added these contacts

Shared Contacts for Google Calendar™ also gives you also access to the Shared Contacts for Gmail® web dashboard that offers all the following possibilities: 

→ Share Contact lists (Google Contacts labels) with specific users or groups of users (mailing lists)
→ Share Contacts with Google workspace™, G Suite and @gmail.com users
→ Modify or add shared contacts in the shared groups in  one click
→ Manage permissions at the users or group level (Read Only/Can Edit/Can Delete/Can Share)
→ Available as a web dashboard, Gmail Add-on, Chrome extension for Google Contacts,  Android App and iOs iPhone/Ipad App
→ The shared contacts appear in autocomplete of Gmail™, Drive™, Calendar™, Meets™, Google Voice™,  your phone contacts, WhatsApp, and hundreds of other integrated apps.
→ Add comments to your contacts and mention your colleagues
→ Add, edit and access Shared Google Contacts from any device
→ Synchronize contacts instantly with all the devices of your team members
→ Restore deleted contacts within an unlimited period of time
→ Compliant with privacy regulations (GDPR/RGPD, HIPAA, SOC2 ...)
→ Integrates with most CRMs and IP phones systems"