Consider these articles about Trump being his own spokesperson
Donald Trump 'posed as own spokesman' in business dealings - BBC News
pretty much conceding it back then, and now spontaneously lying about it.

You gotta question a guy whose first impulse is to lie, when challenged. There’s really a lot wrong with this guy at a deep core. Maybe he was molested as a child, or at least bullied. He seems to have a lot to prove. These sorts of insecurities appeal to the Appalachians who follow him, many of whom also were abused, bullied and made to feel inadequate during their lives.