What company is as?

So is Alaska Airlines. Alaska Airlines (as) is an American airline, formerly known as McKee Airlines. It was founded in 1932, and originally provided services between Anchorage and Bristol Bay. The company has been merged many times in history, resulting in changes in the company name and airline network. In 1942, the airline changed its name to "Alaska Star Airlines" and changed its name to 1944 again. Alaska Airlines' fleet is mainly composed of Boeing aircraft, including Boeing 737400, Boeing 737700 and Boeing 737800. 20 16 Alaska Airlines acquired Virgin America, becoming the fifth largest airline in the United States.