John Siemann

John Siemann

Associate, Philadelphia

Email john.siemann@​

Phone +1 267 675 4648

Fax +1 267 675 4601

Practice groupCorporate

John Siemann advises both public and private companies on a broad range of corporate and securities matters.

John's representation of public companies ranges from assisting with transformative corporate transactions, including IPOs, mergers, and other complex commercial transactions, to providing guidance with respect to securities offerings, federal securities law compliance, and corporate governance matters. John has represented clients from a broad range of industries, with a focus in the life sciences sector.

Before joining Hogan Lovells, John advised clients on securities and general corporate matters as an associate at another law firm.

Education and admissions


J.D., Cornell Law School, 2011

B.A., Lafayette College, summa cum laude, 2000

Bar admissions and qualifications


Related industries

Life Sciences and Health Care

Related practices


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