The Office of Career Development maintains a list of possible externships in its CDOnline site.  Please search for "externships" for current listings on CDOnline.  Students are encouraged to contact past sponsors from government or non-profit agencies in a professional fashion regarding any current externship needs. Examples of agencies and organizations that have participated in the program in the past include Colorado state and federal courts at every level, Leeds School of Business Demming Center Venture Fund, The Nature Conservancy, district attorney and attorney general offices, public defender offices, Colorado State Senate and Secretary of State, US EPA, EEOC, HHS and other agencies, Centura Health and Boulder Community Hospital, and many more as detailed here.