You can email Precisely Private securely using a ProtonMail email address. If you don’t have a Proton account, you can set one up here.
To make sure you’re emailing Precisely Private and your correspondence is end-to-end encrypted, you can optionally go through ProtonMail’s Address Verification procedure. In this case make sure to check the key fingerprint displayed in your “Email settings (email@example.com)” modal matches the one listed below, before clicking “Trust”.
If you’re a bit more technical and you prefer PGP, you can also reach out securely using the public key and key fingerprint listed below.
3b42 667f 59b9 349f 1397 fe16 1fdd a931 7aee 1f69
ECC (Curve25519) public key