United States of America

Alexion is a global biopharmaceutical company focused on developing and delivering life-transforming therapies for patients with severe and life-threatening rare disorders. Alexion’s global headquarters is in Boston, Massachusetts and its Center of Excellence is based in New Haven, Connecticut. The Company also has an office in Washington, D.C.

Contact Information

Global and Regional Headquarters:
121 Seaport Blvd
Boston, MA 02210
+1 (475) 230 2596
+1 (203) 271 8189
Global Government Affairs:
1455 Pennsylvania Avenue, NW #510
Washington, DC 20004
+1 (202) 688 6650
+1 (202) 688 6657


To find out more about career opportunities at Alexion in your country, please visit our Careers section and search for job opportunities by location.