Yes, you can actively delete your HTC account any time.
Here's how:
On HTC account website (account.htcvive.com), sign in first to your HTC Account. Go to the bottom of the profile page and click Delete my HTC Account and data. You'll then see the account termination page.
Please read through the termination details and statement carefully, then follow the instructions on the page if you're certain about deleting your HTC Account. This action cannot be reversed.
For users that are part of an organization:
- Go to the HTC account management page: account.htcvive.com
- On HTC account website, sign in using your Viveport account credentials.
- Take a screenshot of your profile details on the ‘Profile’ tab and a screenshot of your
organisation details on the 'Organisation’ tab. - Create a support ticket here, confirming which account or whole organisation you
wish to delete along with your screenshots.