Alexion Pharmaceuticals, Inc. announced that Judith A. Reinsdorf, J.D., has been appointed to the company’s Board of Directors. Ms. Reinsdorf until recently served as Executive Vice President and General Counselof Johnson Controls International. The company also announced that Director Ann M. Veneman, J.D., has advised the Board that she does not plan to stand for re-election at the company’s next annual meeting of shareholders and will be retiring from the Board following eight years of service as an Alexion director. the company as previously announced, Directors M. Michele Burns and Alvin S. Parven have also both advised the Board that they do not plan to stand for re-election at the company’s next annual meeting of shareholders.