Conversion vans started back in the 70's in the early 2000's the conversion Van market it a dead end road and hundreds of companies went out of business or changed what they were doing in there business. Today in 2018 there is about 3-4 van companies that are approved by the Factory and about another 6-8 doing it on their own. Don't get the Conversion Van Market with the Camper / RV Market, two different animals.