Magnus Walker is a driver, a famous collector and builder of Porsches. He's in a short documentary called "Urban Outlaw" featuring his cars and his obsession with Porsches. Alex Ross is the owner, and co-founder of Sharkwerks, which creates dialed-in, tweaked-out modern Porsches for Porsche enthusiasts.
http://magnuswalker911.com/
http://www.sharkwerks.com/