Ron Shah's office building went under invasive renovation just when he most needed a meeting room. Andrea Graziani's company saw no need for luggage to continue to weigh down business travelers. Maximilian Waldmann thought the standard hotel stay put more of a burden than was necessary on travelers. And Ethan Bernstein, sitting at an airport, watched a massive line form in the wake of a canceled flight and thought, "There has to be a better way." Here are five companies that have used technology to create better ways to do corporate travel.