Yes, Sichuanese Restaurant is one such Chinese restaurant in Seattle which offers authentic Chinese cuisine.

http://sichuaneserestaurant.com/aboutus.aspx

Unlike the most other Americanized Chinese restaurants, this restaurant does not use pre-made sauce. That is the reason that why this restaurant is sometimes also called as the 'Old Szechuan Restaurant'.

- The prime characteristic features of the Sichuanese cuisine are:

- One of the most popular cuisines of China is the Sichuanese cuisine.

- The cuisine is considered to be spicy as well as flavorful.

- Yet the highly distinctive pungency is not its only characteristic. A variety of flavors and a variety of cooking methods form the part of the Sichuan cuisine. This cuisine features the taste of hot, sweet, sour and salty tastes.

- The various flavors for which the cuisine is famous include the three peppers primarily. These include pepper, chili and peppercorn.

- The beauty of Sichuan dishes lies in its flavor can stimulate people's appetizing.

http://www.guidespot.com/guides/chinese_food_seattle_authentic

Though Microsoft was not originally founded in Seattle, but its founders Bill Gates and Paul Allen soon decided relocated the headquarters of the company in Seattle following its initial successes in the computer industry.

By 1995, Microsoft had become the world's most profitable company bringing in billions of dollars in revenue and creating new millionaires in the Seattle area almost overnight. The result was the creation of over 40,000 new jobs and thousands of new investors who often created their own companies. Thus, within a few years, Seattle became a thriving center of information technology and research.

http://www.microsoft.com/misc/features/features_flshbk.htm