Company Name	Headquarters	Website
Alyeska Pipeline Service Company	Anchorage, AK	www.alyeska-pipe.com
BP Pipelines (North America), Inc.	Warrenville,IL	www.bppipelines.com
Buckeye Pipe Line Company, L.P.	Emmaus, PA	www.buckeye.com
CENEX Pipeline, LLC	Laurel, MT	www.cenexpipeline.com
Centennial Pipe Line LLC	Findlay, OH	www.mapl.com
Centurion Pipeline LP	Houston, TX	No website
Chevron Pipeline Company	Houston, TX	www.chevron.com
Chicap Pipeline Company	Manhattan, IL	No website
CITGO Pipeline Company	Tulsa, OK	www.citgo.com
Collins Pipe Line Company	Houston, TX	No website
Colonial Pipeline Company	Atlanta, GA	www.colpipe.com
ConocoPhillips Pipe Line Company	Houston, TX	www.conocophillipspipeline.com
Countrymark Cooperative, LLP	Mt. Vernon, IN	www.countrymark.com
Denbury Onshore, LLC	Brandon, MS	www.denbury.com
Enbridge Energy, Limited Partnership	Houston, TX	www.enbridgepartners.com
Enterprise Products Partners	Houston, TX	www.epplp.com
Equistar Chemicals, L.P.	Houston, TX	www.equistarchem.com
Explorer Pipeline Company	Tulsa, OK	www.expl.com
ExxonMobil Pipeline Company	Houston, TX	www.exxonmobilpipeline.com
Frontier Pipeline Company	Long Beach, CA	www.enbridge.com
Genesis Crude Oil, L.P.	Houston, TX	www.genesiscrudeoil.com
Holly Energy Partners	Artesia, NM	www.hollycorp.com
Inter Pipeline Fund	Calgary, Canada	www.interpipelinefund.com
Jayhawk Pipeline, LLC	McPherson, KS	www.jayhawkpl.com
Kinder Morgan Energy Partners, L.P.	Houston, TX	www.kindermorgan.com
Koch Pipeline Company, LP	Wichita, KS	www.kochpipeline.com
LOCAP LLC	New Orleans, LA	No website
Longhorn Partners Pipeline, L.P.	Dallas, TX	www.longhornpipeline.com
LouisDreyfus	Houston, TX	www.louisdreyfus.com
Magellan Midstream Partners, L.P.	Tulsa, OK	www.magellanlp.com
Marathon Pipe Line LLC	Findlay, OH	www.marathonpipeline.com
ONEOK	Tulsa, OK	www.oneok.com
Plains All-American Pipeline, L.P.	Houston, TX	www.paalp.com
Plantation Pipe Line Company	Alpharetta, GA	www.plantation-ppl.com
Portland Pipe Line Corporation	South Portland, ME	www.pmpl.com
PPL Interstate Energy Company	Pottstown, PA	www.ppliec.com
Shell Pipeline Company LP	Houston, TX	www.shellpipeline.com
Sinclair Pipeline Company	Salt Lake City, UT	www.sinclairoil.com
Suncor Energy Inc.	Calgary, Canada	www.suncor.com
Sunoco Logistic Partners, L.P.	Philadelphia, PA	www.sunocologistics.com
TE Products Pipeline Company, Limited Partnership	Houston, TX	www.teppco.com
Tesoro Refining and Marketing Company	Denver, CO	www.tesoropetroleum.com
TransCanada Keystone Pipeline, LP	Calgary, Canada	www.transcanada.com
Valero Energy Corporation	San Antonio, TX	www.valero.com
NuStar Energy, LP	San Antonio, TX	www.valerolp.com
WesPac Pipelines, Ltd	Newport Beach, CA	www.wespac.com
West Shore Pipe Line Company	Tulsa, OK	www.westshorepipeline.com
Williams Oil Gathering, LLC	Tulsa, OK	No website
Wolverine Pipe Line Company	Houston, TX	www.wplco.com