In 2007, the following companies attended the ICIS Pan-American base oils & lubricants conference:

 A.X. Soto Energy & Logistics
Advanced Liquid Recycling
Afton Chemical Company
Air BP Lubricants
Amalie Oil Company
American Refining Group
Bigler Specialty Oil
Chemical Engineering Partners
Chemlube International Inc.
Chemtura Corporation
Chevron Corporation
CITGO Petroleum
Comercial Importadora S.A.A.
Comercial Roshfrans, S.A. DE C.V.
ConocoPhillips
Copec
Darby Trading Inc.
DSM
Ergon,Inc.
Exol Lubricants
ExxonMobil Chemical
Flint Hills Resources
GB Lubricants
General Motors
General Petroleum
Getty Petroleum Marketing
Greenline Oils Limited
Halliburton
ICIS Pricing
Idemitsu Lubricants America Corporation
Infineum USA LP
Ingenieria Salas, s.a. de c.v.
International Petroleum
Jesco Resources
Karo Mumesillik Ltd.
Kline & Company
Kluber Lubrication NA LP
Lithcon Petroleum USA Inc.
Lubcon Ghana Ltd
Lubes n' Greases
Lubricantes Venoco Intl. C.A.
Lubricating Specialties Company
LUKOIL/LLK-International
Lwart Lubrificantes
MOGoil GmbH
Motiva Enterprises
Newalta Corporation
Nippon Oil USA
Northeast Products Co., Inc.
Nynas Belgium AB
Nynas Brazil
Nynas Mexico
Nynas Naphthenics AB
Nynas USA
Petrico Limited
Petrobras
Petro-Canada Lubricants
Practoil Ltd.
Puralube, Inc.
PureOil LLC
Purvin & Gertz
QALCO
Renkert Oil LLC
Rohmax USA, LP
Safety-Kleen Systems, Inc.
San Joaquin Refining Co., Inc.
SBA Consulting LLC
Schumann / Steier, Inc.
Shell US Trading Company
SK E&P Company
Sobit International Inc.
Sonneborn, Inc
Staroil
STASCO
Sunoco Inc
US Ink/Sun chemical
Valero Marketing and Supply
Verco International
Wallover Oil Company
Warren Distribution