Email is the best way in.

What helps in a first message

• About a tool or the research: what you're trying to do and where things currently break.
• About a project: the website or system involved, what's not working, and any deadline.
• About the previous Anvisco site: if you were a client or started a conversation there, mention it so it can be followed up properly.

Messages are used only to reply to you; the privacy page has the detail.