Clients
A partial list of the companies in which CSi has provided or continues to provide its services to include:
Equitable Resources, Inc. (and its affiliates Equitable Production Company, Kentucky Hydrocarbon, and Kentucky West Virginia Gas)
NiSource, Inc. (and its predecessors/affiliates Columbia Gas Transmission, Columbia Gulf Transmission, Columbia Natural Resources, Columbia Gas of OH, Columbia Gas of PA, Columbia Gas of KY and Columbia Electric)
Royal Dutch Shell (and its predecessors/affiliates Pennzoil, Quaker State, Eureka Pipeline and National Transit)
Chevron (and its predecessors/affiliates Texaco and Unocal)
Dominion Resources (and its predecessor/affiliates CNG Transmission and Hope Gas)
El Paso Corporation (and its affiliates ANR Pipeline and Tennessee Pipeline)
CONSOL Energy (and its affiliate CNX Coal)
Arch Coal (and its affiliate Mingo-Logan Coal)
Duke Energy (and its affiliate Texas Eastern)
Exco Resources Inc. (and its predecessor/affiliate North Coast Energy)
Chesapeake Energy (and its affiliated company Columbia Natural Resources)
Energy Corporation of America (and its affiliate Eastern American Energy)
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