Original sentence: As recently as the late 1970s and early 1980s, downtown New Orleans had experienced a building boom, with multiple office towers constructed to house the headquarters, or large regional offices, for companies such as Freeport-McMoRan, Pan American Life Insurance, Exxon, Chevron, Gulf Oil, Amoco, Mobil, Tenneco, Murphy Oil and Texaco
Edited sentence: As recently as the late 1970s and early 1980s, downtown New Orleans had experienced a building boom, with multiple office towers constructed to house the headquarters, or large regional offices, for companies such as Freeport-McMoRan, Pan American Life Insurance, Exxon, Chevron, Gulf Oil, Amoco, Mobil, Murphy Oil and Texaco