Various pharmaceutical companies including Pfizer, Bristol Myers Squibb, Bayer

Pfizer is a premier global biopharmaceutical company dedicated to discovering, developing, and manufacturing innovative medicines and vaccines. The company maintains a diverse portfolio across therapeutic areas including oncology, cardiology, immunology, and infectious diseases. Pfizer is notably recognized for its leadership in mRNA technology through the development of the Comirnaty COVID-19 vaccine and its oral antiviral Paxlovid. Following the acquisition of Seagen, Pfizer has significantly strengthened its position in the oncology market, particularly in antibody-drug conjugates. The company operates a massive global manufacturing and distribution network, serving patients in over 125 countries. Pfizer continues to invest in advanced modalities such as gene therapy and protein degradation to address unmet medical needs.