Complex sentence: Designated Drivers Inc. based out of Las Vegas, NV was founded in 1998 and uses two person teams: one person to drive the impaired individual in their own vehicle, and the other person as the follow driver.
Split into simpler sentences: Designated Drivers Inc. was founded in 1998 and is currently based out of Las Vegas, NV. This company uses two person teams: one person to drive the impaired individual in their own vehicle, and the other person as the follow driver.