Where to park a Porsche? Storing pricey cars is the new idea in real-estate

Think Jay Leno and his 100-plus vehicle assemblage or Jerry Seinfeld with his dozens of Porsches

It’s easy enough to build a basement cellar for your collection of Lafites and Latours or clear some wall space for your Richters and Basquiats. But try finding room for a dozen or so vintage Ferraris, Porsches and Plymouth Barracudas.

In this dilemma some entrepreneurs and investors are seeing opportunity. Car warehouses that can store a hundred or more pricey vehicles are beginning to pop up across the U.S., according to car collectors and wealth managers who are witnessing the trend.

"There is demand for it," says car collector Henry Robertelli, a partner with the hedge fund Axius Holdings, who is building