Screen Test Digital displays are all the rage in advertising, and someone has to bring them to life.

Entrepreneurs are known for thinking outside the box, butVanessa Ogle can't keep her mind off what's happening onthe inside. Wherever there's digital sign-age--or advertisingcontent displayed on monitors in retail environments--Ogle's30-employee company, Enseo Inc., is likely behind the screen.

The Richardson, Texas, business designs and produces hardwareand software solutions, called Digital Media Engines, that makehigh-tech advertising possible. From in-flight entertainment toinformation channels in business lobbies to plasma screens thatdouble as billboards, digital signage has become a hot topic in theadvertising industry--and for good reason. "There has been avery definable and quantifiable increase in return on thatadvertising dollar," says Ogle, 35, whose 6-year-old companyhad 2005 sales of $8 million. As digital media becomes moreubiquitous, you can bet Ogle will be there every step of theway.