distinct Board of Directors. SIRCO operates Diamond Mountain Casino, the 24 Hour Cafe, Lava Rock Grill, and the Diamond Mountain Casino Hotel, all located in Susanville. In January 2011 the Diamond Mountain Smoke Shop opened. SIRCO has created companies that are developing business opportunities in the Federal contracting arena. The first company, Four Tribes Construction Services, located in Gaithersburg, Maryland, is a certified SBA 8(a) company, having received its certification in November 2011. The second SBA 8(a) company, SFS Global, LLC, obtained its 8(a) certification on November 8, 2012. The third company, SIRCOMED, involved in medical staffing, obtained its 8(a) certification on March 15, 2013. Other companies are in the pipeline to take advantage of the benefits afforded Native American tribes in contracting with the federal government. The Susanville Indian Rancheria Corporation (SIRCO) manages 120 housing units in Herlong, California for the Rancheria. Current occupancy rate is over 94%. History In 1923, the federal government purchased of the reservation for the local landless Indians. They ratified their constitution and bylaws on March 3, 1969, gaining federal recognition under the Indian Reorganization Act of 1934. Education The ranchería is served by the Susanville Elementary School District and Lassen Union High School District. Notable tribal members Jean LaMarr, artist and activist Notes References Hinton, Leanne. Flutes of Fire: Essays on California Indian Languages. Berkeley: Heyday Books, 1994. . Pritzker, Barry M. A Native American Encyclopedia: History, Culture, and Peoples. Oxford: Oxford University Press, 2000. . External links Susanville Indian Rancheria, official website Susanville Indian Rancheria Constitution and Bylaws Maidu Northern Paiute Pit River tribes Washoe tribe Geography of Lassen County, California Native American tribes in California American Indian reservations in California Federally recognized tribes in the United States 1923 establishments in California