Corporate Office HQ - Page 3 of 643 - Find phone numbers, addresses and other contact information for US corporations.

BHP Group Corporate Office

August 28, 2019

The mining giant BHP Group got its start in¬†Founded in 1885 in the isolated mining town of Broken Hill, New South Wales. Incorporated in 1885, the first consignment of Broken Hill ore (48 tons, 5 cwt, 3grs) was smelted at the Intercolonial Smelting and Refining Company’s works at Spotswood, Melbourne, Australia. Today, BHP is the […]

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Cancer Treatment Centers of America Corporate Office

August 26, 2019

Cancer Treatment Centers of America was founded in 1991 by Richard Stephenson after his mother passed away from cancer in 1988. Stephenson purchased the American International Hospital in Zion, Illinois, and expanded the oncology center, renaming it the Mary Brown Stephenson Radiation Oncology Center. The company opened a second hospital in Tulsa, Oklahoma, in 1991. […]

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Valvoline Corporate Office

August 23, 2019

Valvoline motor oil was founded back in 1866 by Dr. John Ellis, one of the pioneers for the refinement of crude oil. He originally hoped that oil would have medicinal properties but failed in that endeavor. The name Valvoline was incorporated in 1873. Valvoline motor oil was used in the first North American car race […]

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Manulife Financial Corporate Office

August 21, 2019

In 1887, Canada’s Prime Minister, John Macdonald, and Parliament incorporated The Manufacturers Life Insurance Company. At the time, it was not unusual for politicians to be involved in private companies and it was not considered to be a conflict of interest. As early as 1893, the company began selling life insurance policies outside of Canada, […]

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Rio Tinto Corporate Office

August 19, 2019

The Rio Tinto (Painted River in Spanish) has been mined for copper, silver, and gold since time began. Mining operations have been overseen by the Greeks, Romans, Phoenicians, Iberians, and the Moors. Mining was abandoned for a period and rediscovered by the Spaniards in 1556. The Spanish government took over the mines in 1724.¬† Spain […]

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