History
With nearly 150 years of experience, we are well positioned to help fulfill global energy needs. We are a leading integrated downstream energy provider that manufactures, transports and markets products that drive the global economy.
Phillips 66 operates an integrated portfolio across Midstream, Refining, Chemicals, Marketing and Specialties, and Renewable Fuels, with assets located in some of North America’s most established hydrocarbon corridors, including the Permian Basin and the Western Canadian Oil Sands. Headquartered in Houston, Texas, the company’s global workforce has long been focused on operating safely and reliably while providing energy, improving lives, and supporting the transition to a lower‑carbon future.
The company comprises a diverse mix of heritage, joint venture, and acquired brands that reflect decades of industry experience. Since becoming a standalone company in 2012, Phillips 66 has invested in significant infrastructure projects that expanded its presence across the crude oil and natural gas liquids value chains. During this period, the company has also returned value to shareholders, distributing more than 50% of net cash flow from operations.*
*Net cash flow from operations reflects cash provided by operating activities, excluding working capital.
Our Roots
1875
Origins
Conoco began as the Continental Oil and Transportation Co., one of the first petroleum marketers in the West, in 1875.
1917
Phillips Petroleum Founded
Brothers Frank and L.E. Phillips founded Phillips Petroleum Company, headquartered in Bartlesville, Oklahoma, in 1917.
1932
Big Orange Ball Is Born
The 76 brand, long familiar in the western U.S., was created by Union Oil Company of California (later Unocal), in 1932.
WWII
Helping Win the War
During World War II, Phillips Petroleum Company and Conoco made high-octane aviation fuel possible, boosting the power of Allied airplanes.
1950+
After the War
In the mid-20th century, Conoco and Phillips Petroleum Company expanded operations and entered new markets. Conoco expanded overseas. Phillips invented polyethylene plastics and entered the plastics business.
1981
Takeover Targets
In 1981, DuPont acquired Conoco after a heated takeover battle, and Conoco became a wholly owned DuPont subsidiary. It was the largest merger in U.S. history at that time.
2002
Merger of Equals
Conoco and Phillips Petroleum Company officially merged in 2002 to become ConocoPhillips, creating the world's sixth-largest publicly traded oil company and third-largest in the U.S.
2012
Spinning Off Downstream
Phillips 66 took a classic in a new direction when it began trading under the symbol PSX on the New York Stock Exchange on May 1, 2012.
2024
Phillips 66 completed the conversion of the 128-year-old Santa Maria Refinery into the Rodeo Renewable Energy Complex, becoming a leading supplier of renewable fuels.
Today
Headquartered in Houston, Phillips 66 has employees around the globe who are committed to safely and reliably providing energy and improving lives while pursuing a lower-carbon future.
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