Standard&Poor's Ratings Services affirmed its 'A-' issuer credit rating (ICR) on the Colorado School of Mines Foundation. Incorporated in 1951, the foundation receives and manages contributions for the sole benefit of the Colorado School of Mines (CSM). The outlook is stable. The 'A-' ICR reflects our view of the foundation's: Role as a supporting foundation, that holds and invests the CSM endowment (A/Stable); Operating agreement that defines the terms of the relationship between the foundation and the university, its sole beneficiary; Lack of existing debt or guaranties nor any near-term debt plans; Good fund raising history record, and the foundation is currently in the early phase of its next capital campaign; and Growing resources of $196.5 million cash