The WRAP membership base is comprised of leading oil and gas producers, pipeline companies, petrochemical companies, and waste management companies.

Current and former members include:

• Imperial Oil
• Statoil
• Newalta
• Trans Canada
• Suncor
• Conoco Phillips
• Apache
• Husky
• ACCESS Pipeline
• Cenovus
• Enerplus
• Anadarko Petroleum Corp.
• BP Canada
• CNRL
• Penn West Petroleum
• Petro Canada
• Secure Energy Services
• Spectra Energy
• Encana
• Shell
• Devon
• Repsol
• Nexen/CNOOC
• Trans Mountain
• Kinder Morgan
• Enbridge
• Baytex
• Tervita
• Pembina
• DOW
• Ovintiv
• MEGlobal
• Pipestone
• White Swan Environmental
• GFL