OMB APPROVAL ----------------------------- OMB Number: 3235-0006 Expires: December 31, 2009 Estimated average burden hours per response:.......22.624.7 ----------------------------- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: March 31, 2007 Check here if Amendment [ ]; Amendment Number: __________ This Amendment (Check only one.): [ ] is a restatement. [ ] adds new holdings entries. Institutional Investment Manager Filing this Report: Name: August Capital Management III, L.L.C.____________________________________ Address: 2480 Sand Hill Road, Suite #101, Menlo Park, CA 94025 _________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ Form 13F File Number: 28-______________ The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Reporting Manager: Name: Sydney Lagier Title: Attorney-in-Fact Phone: 650.234.9900 Signature, Place, and Date of Signing: /s/Sydney Lagier________________________________________________________________ [Signature] Menlo Park, CA__________________________________________________________________ [City, State] May 9, 2007_____________________________________________________________________ [Date] Report Type (Check only one.): [X] 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) [ ] 13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).) [ ] 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) List of Other Managers Reporting for this Manager: [If there are no entries in this list, omit this section.] Form 13F File Number 28-________________________________________________________ Name: _________________________________________________________________________ [Repeat as necessary.] Form 13F Summary Page Report Summary: Number of Other Included Managers: None Form 13F Information Table Entry Total: 0 Form 13F Information Table Value Total: $0 (thousands) List of Other Included Managers: None FORM 13F INFORMATION TABLE
TITLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER OF CLASS CUSIP (X$1,000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE - --------------------- ---------- ---------- ---------- -------- ---- ----- -------- -------- ----- ------- ----