One Shell Plaza

One Shell Plaza is a 50-story, 218m skyscraper at 910 Louisiana Street in Downtown Houston, Texas. Perched atop the building is an antenna that brings the height to 304.8m. At its completion in 1971, the tower was the tallest in the city.DesignersOne Shell Plaza was designed by the architectural firm of Skidmore, Owings & Merrill. Associate architects were Wilson, Morris, Crain & Anderson, and the landscape architects were Sasaki Associates. One Shell Square, in New Orleans and Republic Plaza in Denver, also designed by Skidmore, Owings & Merrill, have designs very similar to that of One Shell Plaza. Like One Shell Plaza, One Shell Square has Shell Oil as a major tenant.TenantsShell Oil Company, a subsidiary of Royal Dutch Shell, is headquartered in this building. The law firm of Baker Botts is also headquartered there.The Houston Club, on the 49th floor of the building, has dining, entertainment, and meeting facilities.HistoryThe building opened in 1971 and was renovated in 1994. The $80 million in major renovations included an updated lobby and plaza, elevator modernization, upgrades to the buildings EMP systems, new lighting, and ADA modifications.