Buckeye Partners, LP

Buckeye Partners, L.P. is a publicly-traded master limited partnership that provides mid-stream energy logistics services. Buckeye owns and operates one of the nation’s largest independent petroleum products common carrier pipeline networks providing refiners, wholesalers, marketers, airlines, railroads and other commercial end-users with dependable, all-weather transportation of refined petroleum products.

Vectren

Vectren Corporation is an energy holding company headquartered in Evansville, Ind. Vectren's wholly owned subsidiary, Vectren Utility Holdings, Inc., serves as the intermediate holding company for three operating utilities: Vectren Energy Delivery of Indiana - North (Vectren North), Vectren Energy Delivery of Indiana - South (Vectren South) and Vectren Energy Delivery of Ohio (VEDO). 

UtiliQuest

We believe in the value of a job well done, meaning a job done safely, accurately and on-time. Throughout UtiliQuest’s history, we’ve earned a reputation as the industry leader by continually improving our services.

Southwest Gas Corporation

Southwest Gas Corporation is principally engaged in the business of purchasing, distributing and transporting natural gas to residential, commercial and industrial customers in the southwestern United States. Southwest has more than 2,200 employees who serve over 1.9 million customers in Arizona, Nevada and portions of California. 

Southern Star Central Gas Pipeline, Inc

Southern Star is a leading transporter of natural gas to America’s heartland, with about 6,000 miles of natural gas transmission pipeline in the Midwest and Mid-Continent regions of the United States. Our pipeline system, facilities and employees are located in Missouri, Kansas, Oklahoma, Wyoming, Colorado, Nebraska and Texas, with our headquarters in Owensboro, KY.

Southern California Gas Company

Southern California Gas Company (SoCalGas) has been delivering clean, safe and reliable natural gas to its customers for more than 140 years. It is the nation’s largest natural gas distribution utility, providing safe and reliable energy to 20.9 million consumers through 5.8 million meters in more than 500 communities. The company’s service territory encompasses approximately 20,000 square miles in diverse terrain throughout Central and Southern California, from Visalia to the Mexican border.

Plains All American Pipeline, L.P.

Plains All American Pipeline (""Plains"") engages in the transportation, storage, terminalling and marketing of crude oil, as well as in the processing, transportation, fractionation, storage and marketing of natural gas liquids (""NGL""). We own and operate a diversified portfolio of strategically located assets that play a vital role in the movement of U.S. and Canadian energy supplies.

Pennsylvania 811

Our purpose is to prevent damage to underground facilities. To promote safety, we provide an efficient and effective communications network among project owners, designers, excavators, and facility owners.

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