One of their most popular services is their transportation to and from Sea-Tac Airport. Limo service is a favorite transportation service for many people who fly. Makes sense to me--you can relax in comfort and avoid the hassles of driving and parking and so on. If you're on a honeymoon or other special trip, why not treat yourself from the moment you leave your door to the moment you arrive back home?
Proficient Limousine has luxury town cars which seat one to four passengers, and luxury SUVs which seat one to seven passengers. For listed rates to specific destinations, check out their website, and you can also use the website to get a price quote. Also, if you make an online reservation for limo service, you can get 5% off the price of your trip.
The company also maintains a blog with a lot of travel related information on topics like transportation, hotels, things to do, and so on. There are many posts specific to the Seattle area, so if you're coming to Seattle for the first time, you'll find some info to get you started on planning your trip.