Expiration: October 23, 2027
Bayport Chemical (Texas); Bayport Polymers (Texas); Channelview (Texas); Chocolate Bayou Polymers (Texas); Clinton (Iowa); Fairport Harbor (Ohio); Lake Charles (La.); LaPorte (Texas); Louisiana Integrated Polyethylene Joint Venture – Westlake, Louisiana; Matagorda (Texas); Morris (Ill.); Pipeline; Victoria (Texas)
Expiration: 30 September 2029
Akron Tallmadge (Ohio); Akron ICC (Ohio); Carpentersville (Illinois); Bedford (Virginia); Evansville Northbrook (Indiana); LyondellBasell Tower McKinney Street (Houston); North Kingsville (Ohio)
ISO 9001:2015
Expiration Date: 07 September 2029
Expiration: 23 May 2027
Expiration Date: 27 September 2029
IATF 16949:2016
Expiration Date: 07 September 2029
Expiration: 30 April 2029
Expiration: 23 June 2027
Expiration: 13 June 2027
Expiration: 23 June 2027
Expiration: 13 June 2027
Expiration: 13 June 2027
Expiration: 19 July 2027
Expiration: 29 June 2027
Expiration: 19 July 2027
Expiration: 18 July 2027
Expiration: 18 July 2027
Expiration: 19 July 2027
Expiration: 1 May 2028
Expiration: 29 March 2028
Expiration: 30 June 2027
Valid Through: 30 June 2027
Valid Through: 30 June 2027
Valid Through: 30 June 2027
Valid Through: 30 June 2027
Valid Through: 30 June 2027
Valid Through: 30 June 2027
Valid Through: 30 June 2027
Valid Through: 30 June 2027
Valid Through: 30 June 2027
Valid Through: 30 June 2027
Valid Through: 30 June 2027
Valid Through: 30 June 2027
Expiration: 30 June 2027
Expiration: 30 June 2027
Expiration: 30 September 2027