My own background was nuclear / electrical engineering rather than aviation. And my consulting work since has been in a completely different area. Nevertheless, I own some undeveloped properties related to your field. For example:

AeronauticsConsulting.com

Such addresses convey authority even before the brand's reputation is fully grown. The right domain might open doors for you and help grow industry contacts.

The one I mentioned is just an example that comes to mind. If you'd like to explore such options in general, we can talk in more detail by phone.