- A & A Lab
- A & A Laboratories Inc
- A & L Western Agricultural Lab
- Amsen Technologies
- Andrew S Mc Creath & Son
- Anresco Laboratories
- Arthur Coundjeris
- Auburn Chemical Co
- Bay Bioanalytical Laboratory
- Biosearch Technologies Inc
- Cambridge Discovery Chemistry
- Carter Group
- Chemical & Environmental
- Chemical Research Institute
- Chemical Research Institute
- Cliff Top Consulting Inc
- Clinical Chemistry Consultants
- Clinical Chemistry Consultants
- Condux Inc
- CRG Chemical
- Designer Molecules Inc
- Expert Chemical Analysis
- George J Grosner Chemical
- Greg K & Assoc LLC
- Griffin Grover Consulting
- Gulf Marine Chemists Inc
- Howard S Mehler & Assoc Inc
- Innophase Corp
- Innovacion Inc
- Innovacion Inc
- ISTCB California Technical
- Kinderbrand Inc
- KYH Co
- KYH Co
- Linium Consulting
- MCC Inc
- MCC Inc
- Metallurgical Labs Inc
- Micro-Analysis Inc
- Microlab Limited
- Micron Inc
- Multi-Tech Corp
- Oil Science
- Pan Rein-Spectroid & Co
- Pima Research Co
- Polymer Technology Inc
- Precision Analytical Labs
- R W Evans & Assoc
- Separation Methods Technology
- Wilhelmsen Consulting
- William W Lee Consulting
