Alyeska Pipeline Service Company
The Alyeska consortium refers to the major oil companies that own and operate the Trans-Alaska Pipeline System
Trans-Alaska Pipeline System
The Trans Alaska Pipeline System , includes the Trans Alaska Pipeline, 11 pump stations, several hundred miles of feeder pipelines, and the Valdez Marine Terminal. TAPS is one of the world's largest pipeline systems...

 (TAPS) through the Alyeska Pipeline Service Company.


The Alaska corporation commonly known as Alyeska Pipeline Company was founded in 1970 to design, construct, operate and maintain a pipeline to transport oil from the fields on the North Slope of Alaska
Alaska is the largest state in the United States by area. It is situated in the northwest extremity of the North American continent, with Canada to the east, the Arctic Ocean to the north, and the Pacific Ocean to the west and south, with Russia further west across the Bering Strait...

 where oil was discovered in 1968 to an ice-free deep-water port in Valdez, AK. The pipeline was built between March 1975 and June 1977, running from the North Slope fields at Prudhoe Bay to the Marine Terminal at Valdez
Valdez, Alaska
Valdez is a city in Valdez-Cordova Census Area in the U.S. state of Alaska. According to 2005 Census Bureau estimates, the population of the city is 4,020. The city is one of the most important ports in Alaska. The port of Valdez was named in 1790 after the Spanish naval officer Antonio Valdés y...

 on Prince William Sound
Prince William Sound
Prince William Sound is a sound off the Gulf of Alaska on the south coast of the U.S. state of Alaska. It is located on the east side of the Kenai Peninsula. Its largest port is Valdez, at the southern terminus of the Trans-Alaska Pipeline System...

. Alyeska then went on to operate and maintain TAPS. The first oil flowed into the pipeline on June 20, 1977 and the first tanker load departed from Valdez on August 1, 1977.


The major owner of the company is BP
BP p.l.c. is a global oil and gas company headquartered in London, United Kingdom. It is the third-largest energy company and fourth-largest company in the world measured by revenues and one of the six oil and gas "supermajors"...

 with 46.93% of the shares dating from the acquisition of ARCO
Atlantic Richfield Company is an oil company with operations in the United States as well as in Indonesia, the North Sea, and the South China Sea. It has more than 1,300 gas stations in the western part of the United States. ARCO was originally formed by the merger of East Coast-based Atlantic...

. The other group members are ConocoPhillips Transportation (shares formerly owned by ARCO and acquired by Phillips during its acquisition of ARCO Alaska as part of the settlement between BP and the FTC
Federal Trade Commission
The Federal Trade Commission is an independent agency of the United States government, established in 1914 by the Federal Trade Commission Act...

) (28.29%), Exxon Mobil (20.34%), Koch Alaska Pipeline Company (3.08%), and Unocal (1.36%). The government responsibility in regulating TAPS is managed through the Joint Pipeline Office (, JPO), a consortium of thirteen federal and state agencies under the Department of the Interior.

The corporation is named after an Aleut word meaning "mainland". It is headquartered in Anchorage
Anchorage, Alaska
Anchorage is a unified home rule municipality in the southcentral part of the U.S. state of Alaska. It is the northernmost major city in the United States...

and has around 900 employees.

The thirty-year TAPS State and Federal land leases were due to expire in 2004. The State Lease was renewed for another thirty years on November 26, 2002 and a matching Federal Record of Decision for Right-of-Way was signed on January 8, 2003.
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