- American Urethane,Inc
- Argonics,Inc
- Covestro AG
- Dow
- Huntsman Corp
- INOAC CORPORATION (BASF)
- Lanxess
- Mitsui Chemicals
Inc
- Ravelast Polymers
- Tosoh Corporation
- The Lubrizol Corporation
- Unicast Engineered Urethane Products
- Wanhua Chemical Group Co.Ltd.
- Weaver Industries,Inc