The best way to contact us is by email.  We strongly encourage you to encrypt your emails with PGP if possible.  You can find our PGP key here.

email info@expressiontech.org
pgp key 0x08933BF6
fingerprint (for pgp key verification) A4C6 FAEE 176A 1888 B130  2386 C49B CDAE 0893 3BF6
phone +1.424.256.6578