In September 1991, he established McKinney and associates which is a multi-client lobbying and consulting firm. The firm basically deals with telecommunications, grassroots advocacy and health policies. In 2003, he played an integral part in developing and forming CPAN (Coalition Protecting Auto No-fault). Moreover, he also serves as the coalition legislative coordinator.
As far as his personal life is concerned, he was married to Fox news anchor Ainsley Earhardt in 2005. But, the couple couldn't resist each other for more than couple of years and ended up with a divorce. The reason behind the separation has not been disclosed yet but the speculation suggests Kevin cheated his wife.
With his involvement in variety of sectors, his net worth and income is estimated be in huge figure but the exact amount is difficult to retrieve. He has restricted himself in using the social media and interaction with public.