Searching for a seminar such as this would be tricky online because of the large number of scams there are out there for something like that. Your best bet would be to either contact a local College who might be able to refer you in the right direction, or ask other successful internet marketing companies what methods they have used to advance their employees. In essence, yes, there are more than likely such seminars in existence, it is always just a matter of locating the relevent ones to fit the said situation.