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James Joseph Marr Edit Profile

Venture capitalist

James Joseph Marr, American venture capitalist. Diplomate American Board Internal Medicine, American Board Infectious Diseases.


Marr, James Joseph was born on October 21, 1938 in Hamilton, Ohio, United States. Son of J. Joseph and Mildred Adele Marr.


Bachelor of Science, Xavier University, 1959. Doctor of Medicine, Johns Hopkins University, 1964. Master of Science, St. Louis University, 1968.


Intern Johns Hopkins Hospital, Baltimore, 1964-1965. Resident Barnes Hospital, Washington University, St. Louis, 1969-1970. Postdoctoral fellow in microbiology St. Louis University, 1967-1969.

Assistant professor medicine and microbiology Washington University, St. Louis, 1970-1975, associate professor, 1975-1976. Professor medicine and microbiology St. Louis University, 1976-1982. Professor medicine and biochemistry University Colorado, Denver, 1982-1989.

Senior vice president drug discovery Monsanto/Searle, Skokie, Illinois, 1989-1993. Vice president Research and development Ribozyme Pharmaceuticals, Boulder, Colorado, 1993-1996. Chief Executive Officer Immunologic Pharmaceutical Corporation, Waltham, Massachusetts, 1996-1999.

General partner Pacific Rim Ventures, Inc., since 2000. Board directors Sequitur, Inc., Immunologic Pharmaceuticals, Primal, Inc.


  • Diplomate American Board Internal Medicine, American Board Infectious Diseases.


  • Other Work

    • Contributor articles to professional journals. Patentee in field.


Board trustees Estes Park (Colorado) Medical Center, 1994-1996. Board directors Estes Park Medical Center Foundation, Larimer County Department Health, American Red Cross (Northern Colorado). Advisor Cub Scouts/Boy Scouts American, St. Louis, 1975-1982.

Captain United States Army Special Forces, 1966-1968. Fellow American College of Physicians, American Academy Microbiology, Infectious Diseases Society of America, American Association of Physicians. Member American Society Clinical Investigation, American College Physician Executives, Phi Beta Kappa, Alpha Omega Alpha, Sigma Xi.


  • Other Interests

    Scuba diving, climbing, skiing, martial arts (2 black belts), poetry, writing.


Married Martha Eleanor Marr, June 29, 1963. Children: Kathleen, Joseph, John, Kerry, James.

J. Joseph

Mildred Adele Marr

Martha Eleanor Marr

Kathleen Marr

Joseph Marr

John Marr

Kerry Marr

James Marr