I don´t read my emails and Facebook messages anymore. One of his assistants might answer you, one day, or not. To get in direct contact with Maha, you should attend an event where he will also go. Maha does not organise seminars, but he often shows up to gatherings of the Mahajrya Buddhist Tradition.
-Question about wisdom: email@example.com
-To find a local or online teacher: firstname.lastname@example.org
-Membership service: email@example.com
Otherwise, do lots of work on yourself using the multiple tools he made available.