- S1971-1972 #120: Anthropology (UC Berkeley)/Robert Fleming Heizer (April 3, 1972–October 14, 1980)584 objects
- S2002-2003 #14: Pacific Legacy, Inc./Thomas L. Jackson (February 21, 2003–February 21, 2004)475 objects
- S1990-1991 #3: University of California, Riverside (August 14, 1990–November 20, 1992)338 objects
- S1967-1968 #111: Department of Anthropology (UC Davis)/Jerald Jay Johnson (February 20, 1969–February 18, 1982)182 objects
- S1968-1969 #82: University of California, Davis (February 20, 1969–unknown)182 objects
- S1971-1972 #17: University of California, Riverside/James F. O'Connell (August 20, 1971–1972)129 objects
- S2008-2009 #13b: Anthropology (UC Berkeley)/Darren Modzelewski (June 11, 2009–June 23, 2010)121 objects
- S1964-1965 #74: State of California, Division of Beaches and Parks/Francis A. Riddell (March 19, 1965–September 2, 1981)58 objects
- S1969-1970 #135: Anthropology (UC Berkeley)/Robert Fleming Heizer (June 8, 1970–July 30, 1970)54 objects
- S1991-1992 #29: United States Forest Service/James L. Boyton (May 21, 1992–August 2, 1995)48 objects
- S1992-1993 #5: Biosystems Analysis (1992–November 20, 1992)46 objects
- S2001-2002 #15: Anthropology (UC Berkeley)/Kent Lightfoot (January 23, 2002–January 23, 2003)44 objects
- S1963-1964 #74: San Francisco State University (March 20, 1964–January 7, 1965)40 objects
- S1972-1973 #77: Anthropology (UC Berkeley)/Thomas Roy Hester (April 6, 1973–July 4, 1973)39 objects
- S1976-1977 #20: Anthropology (UC Berkeley)/Thomas Roy Hester (October 20, 1976–June 6, 1977)30 objects
- S1972-1973 #44: Anthropology (UC Berkeley)/Jean M. Pitzer (January 10, 1973–October 14, 1980)28 objects
- S2007-2008 #12: Anthropology (UC Berkeley)/Darren Modzelewski (dates unknown)23 objects
- S1974-1975 #53: University of California, Los Angeles/Jonathon E. Ericson (January 27, 1975–July 2, 1975)21 objects
- S2004-2005 #8: Anthropology (UC Berkeley)/Kent Lightfoot (dates unknown)21 objects
- S1972-1973 #52: Anthropology (UC Berkeley)/Jean M. Pitzer (January 22, 1973–October 14, 1980)19 objects