- Ranbaxy Laboratories Limited, All Six Locations In India
- Nectar Lifesciencs Limited – Derabassi.
- Wockhardt Ltd. – All Locations
- Panacea Biotech Limited – All Locations
- Panacea Biotech Limited – All Locations
- Surya Medicare Limited – Derabassi
- Regent Drugs Limited, Gajraula
- Vitalife Laboratories Ltd.
- Ind-Swift Ltd. – All Locations
- Parabolic Drugs Ltd., Derabassi
- Morepan Laboratories Ltd., Baddi
- Lupin Lab. Ltd., Mandideep
- Torrent Pharma Ltd., Baddi
- Carol Lifesciences Ltd., Lalru
- Kudos Chemie Ltd. Derabassi
- Ranbaxy Laboratories Ltd – All Locations
- Ace Laboratories Ltd. Alwar .
- Dhanuka Laboratories Ltd . Gurgaon.
- Morepen Laboratories Ltd. Parwanoo .
- Max/Dsm Group, Chandigarh
- Shanti Drugs Limited Bhiwadi
- Tanuk Pharma Limited, Noida
- India Glycols Ltd , Kashipur .
- United Biotech Limited – Baddi.
- Paras Pharmaceuticals Limited
- Arch Pharmalabs Limited – All Locations
- Avon Organics Limited – All Locations
- Sibra Pharmaceuticals – All Locations
- Max Atotech Limited – All Locations
- Industrial Organic Ltd., Ludhiana
- Solaris Boitech Ltd. Vadodara
- Hpl Additives Limited – All Locations
- Alpha Drugs Limited – Lalru