OneSource Specialty Pharma Ltd. operates as a a biopharmaceutical company, engages in the research, development, manufacture, and commercialization of biological drug products in various injectable formats in India and internationally. The company is headquartered in Bangalore, Karnataka and currently employs 1,412 full-time employees. The company went IPO on 2025-01-24. The company operates as a specialty pharma pure-play contract development and manufacturing organization (CDMO). The firm specializes in prefilled syringes (with or without a safety device), dial and push variable and fixed dose pen injectors, pull push fixed dose pens and autoinjectors. Its integrated services offer comprehensive biologics solutions. The company supports the development of complex biologics, including microbial and mammalian cell line biopharmaceuticals, cell and gene therapy and ribonucleic acid (RNA) products. The firm caters to a variety of capsule shapes and sizes, as well as formulations, traditional softgels to enteric coated capsules, vegan alternatives, chewable formats, vaginal pessaries, liposomal capsules, applicaps, and suppositories.