Dennis Joseph Callahan

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Education & Credentials

University Attended:
College of William & Mary, M.B.A., 2003; University of New Hampshire, B.A., 1989
Law School Attended:
College of William & Mary, J.D., 2003
Year of First Admission:
2004
Admission:
2004, New York; 2007, California; 2012, District of Columbia
ISLN:
918827041

Areas of Practice (5)

  • Litigation
  • Public Law
  • Government Contracts
  • Government
  • Contracts & Agreements

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Dennis Joseph Callahan: Associate at Rogers Joseph O'Donnell A Professional Corporation
  • San Francisco, CA
    The Robert Dollar Building , 311 California Street, 10th Floor
    San Francisco, CA 94104-2695