There probably will not be a problem. He usually says Hydrotek's that are an adequate machine. I would just make sure that I did not share any information with him on who you do work for, so no bragging. He is not in the business, but he does have preferred customers.
FWIW, this is the guy that used to be in bed with Lance Winslow and the carwash guys and built all of their rigs for them. He got caught and prosecuted by the FTC. Lance was convicted but was not fined because he hid his money well enough to make them think that he did not have sufficient money to pay his fines.