One of the reasons many in the construction industry start their own business is because the have a independent streak. They want to do things their way, by themselves, without any help, thank you very much.
That may make them believe they're in control, and maybe they are. But their odds of success are low. This is a tough business, and it takes a long time to make all the mistakes that can be made. I've been in construction for 53 years now. I won't pretend to know all there is to know about this industry. Read more about Ask for Help