Here I don’t see direct contacts for my Company deal messaging.
Is it all secret in nature?
Of Myriad is not a Company, but a flat-rank democratic community with no authority ???

I’m not sure I understand the question?

I don’t see direct E-mails or post addresses of owners or administration of MyriadRF. To discuss about contributing, collaboration etc. …

The greeting you received when joining the forum links to About - MyriadRF Discourse where contact details are available.

Note that the greeting also refers to the forum guidelines. Reading them is likely to improve your experience on the forum.