George H. Sisson was a nineteenth century American entrepreneur

Entrepreneur

An entrepreneur is an owner or manager of a business enterprise who makes money through risk and initiative.The term was originally a loanword from French and was first defined by the Irish-French economist Richard Cantillon. Entrepreneur in English is a term applied to a person who is willing to...

. He was born in Michigan, and was an early real estate developer in Chicago

Chicago

Chicago is the largest city in the US state of Illinois. With nearly 2.7 million residents, it is the most populous city in the Midwestern United States and the third most populous in the US, after New York City and Los Angeles...

. He was a mining engineer in Arizona

Arizona

Arizona ; is a state located in the southwestern region of the United States. It is also part of the western United States and the mountain west. The capital and largest city is Phoenix...

, and with his profits from that operation, purchased a large land concession in Baja California

Baja California

Baja California officially Estado Libre y Soberano de Baja California is one of the 31 states which, with the Federal District, comprise the 32 Federal Entities of Mexico. It is both the northernmost and westernmost state of Mexico. Before becoming a state in 1953, the area was known as the North...

.

Baja California and Ensenada

On July 24, 1884, he and Luis Huller obtained a concession from the Mexican government for a tract of land in Baja California

Baja California

Baja California officially Estado Libre y Soberano de Baja California is one of the 31 states which, with the Federal District, comprise the 32 Federal Entities of Mexico. It is both the northernmost and westernmost state of Mexico. Before becoming a state in 1953, the area was known as the North...

, extending between 29° North

29th parallel north

The 29th parallel north is a circle of latitude that is 29 degrees north of the Earth's equatorial plane. It crosses Africa, Asia, the Pacific Ocean, North America and the Atlantic Ocean....

 and 32°42' North, including Cedros Island

Cedros Island

Cedros Island is a Mexican island in the Pacific Ocean....

.
This was extended with additional purchases to 28° North

28th parallel north

The 28th parallel north is a circle of latitude that is 28 degrees north of the Earth's equatorial plane. It crosses Africa, Asia, the Pacific Ocean, North America and the Atlantic Ocean....

, which later was to become the border between Baja California and Baja California Sur

Baja California Sur

Baja California Sur , is one of the 31 states which, with the Federal District, comprise the 32 Federal Entities of Mexico. Before becoming a state on October 8, 1974, the area was known as the South Territory of Baja California. It has an area of , or 3.57% of the land mass of Mexico and comprises...

, Land was also purchased northward to the United States border. In 1885, they formed the International Company of Mexico in Hartford, Connecticut

Hartford, Connecticut

Hartford is the capital of the U.S. state of Connecticut. The seat of Hartford County until Connecticut disbanded county government in 1960, it is the second most populous city on New England's largest river, the Connecticut River. As of the 2010 Census, Hartford's population was 124,775, making...

, and George H. Sisson was named as general manager. The company was sold to the British Mexican Land and Colonization Company in 1888.
Related lawsuits continued for years afterward.