- Founder/director: Creiger Group, 2007-present. Art consultant firm with clients worldwide. www.creigergroup.com
- Founder/director: Creiger Associates 1972-2007- An art consulting firm specializing in corporate, healthcare, and hospitality as well as residential client projects.
- Creiger Sesen International; 1973 to 2008. Art consulting firm specializing exclusively in hospitality and casino art projects world wide.
- Founder/director: Creiger-Dane Contemporary Art Gallery; 1994 to 2000. Fine Art Gallery located on Newbury Street, Boston MA, specializing in cutting-edge contemporary art.
- Art beCAUSE Breast Cancer Foundation; 1994 to present. Founder Emeritus of non-profit art charity that works to fund breast cancer research
- Author: Izzy Iguana Is Invited to Israel
- Instrumental in the formation of the Danforth Museum, Framingham, MA
- Artist, Photographer, Jewelry Designer
Boston University; BA, art history.