Pipe and/or Fitting Manufacturers

• Atkore-United Poly Systems (Atkore-HDPE)

• Bertram Plastics

• Blue Diamond Industries

• Dura-Line LLC

• Endurance Poly Producers

• Flying W Plastics

• Golan Plastic Products LTD

• Infra Pipes

• IPEX USA LLC

• JM Eagle

• OSI Plastics Division of Ohio Steel Industries

• Petroflex N.A., Ltd

• PTM

• Polytubes

• QualPol

• Southwire

• Sovereign Pipe Technologies, LLC

• Teel Plastics

• Viaflex

• WL Plastics

Education, Research, Testing, & Consulting

• JEE Consulting Services LLC

• Advanced Blending Technologies, LLC

• IAPMO

• NSF International

• SKZ Testing GmbH

• TRI Environmental

• UL Solutions

Machine Equipment Manufacturers

• Battenfeld-Cincinnati

• CDS (Custom Downstream Systems)

• DRTS

• Graham Engineering

• INOEX

• Krauss Maffei

• McElroy Manufacturing, Inc.

• Milacron LLC

• Reel Power Industrial Inc.

• SIKORA International Corporation

• Vecoplan LLC

International Affiliates

• Alwasail

• Interplast LTD

• Iplex Pipelines Limited

Resin/Additives/Other Equipment or Product Suppliers

• Ampacet Corporation

• APG Colors and Additives

• Avient Corporation

• Baystar

• Chevron Phillips Chemical

• Dow Chemical

• Flipping Iron Inc.

• Formosa Plastics Corporation

• INEOS Olefins & Polymers USA

• LyondellBasell Industries

• Modern Dispersions, Inc.

• NOVA Chemicals

• Quantum Polymers

• Muehlstein

• RTP Company

• Shell Polymers

• Teknor Apex