SumTotal Systems to Announce Second-Quarter FY 2006 Financial Results on August 1, 2006

MOUNTAIN VIEW, Calif. – July 10, 2006 – SumTotal™ Systems, Inc. (Nasdaq: SUMT), the largest provider of learning and business performance technologies and services, will host an investor conference call and webcast on August 1, 2006, to discuss the financial results of its second fiscal quarter ended June 30, 2006.

The news release outlining SumTotal’s second-quarter financial results is scheduled for release after the close of the market on Tuesday, August 1, 2006, and the conference call and webcast will take place at 2:00 p.m. (Pacific Time) / 5:00 p.m. (Eastern Time). Hosting the call will be Don Fowler, Dave Crussell and Neil Laird, SumTotal’s CEO, COO, and CFO, respectively.

SumTotal plans to make a live, audio webcast available to investors and the public at www.sumtotalsystems.com/company/investors. Along with the webcast, SumTotal plans to offer a telephone replay on Tuesday, August 1, 2006, beginning at approximately 5:00 P.M. (Pacific Time) through the close of business on Tuesday, August 8, 2006. Investors and other interested parties can access the replay by dialing the U.S. toll-free number: 1-800-405-2236, access code: 11065300. The international dial-in number is 1-303-590-3000, access code: 11065300.

About SumTotal Systems, Inc.

SumTotal Systems (NASDAQ: SUMT) is the largest provider of talent, learning and business performance technologies and services. SumTotal deploys mission-critical solutions that align talent and knowledge with business goals to generate significant bottom-line results. With more than 17 million users worldwide, SumTotal has helped accelerate performance and profits for more than 1,500 of the world’s best-known companies and government agencies including Accenture, Aetna, Cendant, DaimlerChrysler, Delta Air Lines, Harley-Davidson, Microsoft, Novartis, PNC Bank, U.S. Army, U.S. Air Force, U.S. Navy, U.S. Coast Guard, U.S. Bancorp, United Airlines, Vodafone, Wachovia and Wyeth. SumTotal has offices throughout the United States, in London, Paris, Singapore, Sydney, Tokyo, Hong Kong and Hyderabad, India. For more information about SumTotal's products and services, visit www.sumtotalsystems.com.

SumTotal and the SumTotal logo are trademarks or registered trademarks of SumTotal Systems, Inc. or its affiliates in the United States or other countries. Other names may be trademarks of their respective owners.

The time or manner of the webcast may change for technical and or administrative reasons outside of SumTotal Systems' control.

Safe Harbor Statement/ Forward-Looking Statements
This press release contains forward-looking statements. These statements represent SumTotal Systems' expectations or beliefs concerning future events. These statements are not historical facts or guarantees of future performance or events and are based on current expectations, estimates, beliefs, assumptions, goals and objectives, and involve known and unknown risks, uncertainties and other factors that may cause actual results to be materially different from the results expressed or implied by these statements. Readers of this press release are cautioned not to place undue reliance on any forward-looking statements. Additional factors that could cause actual results to differ include, but are not limited to (i) unknown errors or bugs in SumTotal TotalLMS 7.1; (ii) the inability to fix in a timely fashion unanticipated bugs, errors or defects that materially impact the functionality or usability of SumTotal TotalLMS 7.1; (iii) the acceptance of SumTotal TotalLMS 7.1 and future product offerings; (iv) the ability to successfully implement SumTotal Systems' solutions; (v) the ability to successfully address technological developments and standards; (vi) the ability to successfully manage growth, significant current and expected additional competition, and the need to continue to expand product distribution and services offerings; and (vii) other events and other important factors disclosed previously and from time to time in SumTotal Systems' filings with the Securities and Exchange Commission, including the annual report for fiscal year 2005 on Form 10-K filed March 28, 2006, and Form 8-Ks. The forward-looking statements contained in this release are made as of June 22, 2006, and SumTotal Systems does not assume any obligation to update such statements to reflect events or circumstances occurring after the date of this release.