| Principal and Co-Investigators | Institution | Proposal Title |
| Steven Raymond Majewski | University of Virginia | The Grid Giant Star Survey for the SIM Astrometric Grid: Northern
Hemisphere Extension
|
| Richard J. Patterson | University of Virginia | |
| William E. Kunkel | Las Campanas Observatory | |
| Douglas Geisler | CTIO | |
| Kathryn V. Johnston | Weslayan University | |
| George Benedict | University of Texas, Austin | |
| Richard O. Gray | Appalachian State University | Spectral Classification and Determination of the Basic Parameters
of Dwarf and Giant Stars earlier
than M0 within 40 parsecs |
| Christopher Corbally | Vatican Observatory Research Group | |
| Robert Garrison | University of Toronto | |
| Douglas Geisler | CTIO | Photometric and Spectroscopic Followup of Grid Giant Star Candidates:
Monitoring Photometric
and Radial Velocity Stability, Improving Stellar Parameters, Checking for Stellar and Planetary Companions and Studying Galactic Nucleosynthesis |
| Nicholas Suntzeff (Administrative PI) | CTIO | |
| Verne V. Smith | Univ. of Texas, El Paso | |
| Steven R. Majewski | Univ. of Virginia | |
| Wolfgang Gieren | Universidad de Concepcion | |
| Andreas Quirrenbach | University of California, San Diego | A Radial Velocity Survey of Candidate SIM Grid Stars |
| Sabine Frink | University of California, San Diego | |
| Debra Fischer | University of California, Berkeley | |
| I. Neill Reid | University of Pennsylvania | Meeting the Neighbors: A 2MASS-based survey of stars and brown dwarfs
within 20 parsecs of the
Sun |
| Todd J. Henry | Johns Hopkins | |
| J. Davy Kirkpatrick | IPAC | |
| James W. Liebert | University of Arizona, Tucson | |
| John Gizis | University of Massachusetts, Amherst | |
| David G. Monet | USNO | |
| David Golimowski | Johns Hopkins | |
| Christopher Tinney | Anglo-Australian Observatory | |
| Adam Burgasser | Caltech |