- Hawkins, Inc
- Advanced Chemical Logistics
- WEGO Chemical & Mineral Corp.
- EndoPharmaceuticals
- Taminco
- Unichem Chemicals
- American Tartaric Products, Inc.
- TRI-CHEM, Inc.
- Lacamas Laboratories
- Midpoint Chemicals Company, LLC
- FBC Industries, Inc.
- Infrared Analysis, Inc.
- Koch Industries, Inc.
- Airgas Specialty Products
- Micro Powders, Inc.
- Perstorp Specialty Chemicals
- IMC Global Inc.(Phosphates/Potash)
- Synergy Distribution
- Cemsac
- Specialty Enzymes & Biotechnologies Co.
- Synthetic Oils and Lubricants of Texas, Inc.
- Basic Research
- reseachAlexander
- Crossroad Ingredients
- Sanam Corporation
- Silbrico Corp.
- Dynecol, Inc.
- Penwest Pharmaceuticals
- TLC Ingredients, Inc.
- Seal Manufacturer
- Madexpharma
- PolySciTech Division: Akina, Inc.
- PeproTech Inc.
- CHEMEICAL LABATORIES
- Spartan Chemical Company, Inc.
- eMolecules, Inc.
- Lulu Herbal
- Alphagary Corporation
- PSCNA ENTERPRISES LLC
- Standard Tar Products Co., Inc
