SuccessFactors, a San Mateo, Calif. company that provides online management tools for employee performance, has filed for an initial public offering to raise up to $125 million.

Top private investors include Greylock, which owns a 32.3 percent stake, TP Ventures, with 20.1 percent, Cardinal Ventures, with 9.2 percent; Canaan Partners, with 7.6 percent, Emergence Capital Partners with 6.7 percent and Granite Global Ventures, with 5.3 percent.

The company lost $12.6 million during the quarter ended March 31, more than its $7.55 million net loss during the same period a year ago.

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