Optibase Announces Availability of Its Annual Report on Form 20-F, As Amended, Through Its Website Pursuant to the Recently Amended NASDAQ Marketplace Rule 4350(B)(1)(A)

Optibase Ltd. (Nasdaq:OBAS), today announced that its annual report on Form 20-F, containing audited consolidated financial statements for the year ended December 31, 2007, as filed with the U.S. Securities and Exchange Commission on June 27, 2008, and amended on June 30, 2008, is available through its website (www.optibase.com). Shareholders may receive a hard copy of the annual report free of charge upon request. This press release is being issued pursuant to the recently amended NASDAQ Marketplace Rule 4350(b)(1)(A).

About Optibase

Optibase provides professional encoding, decoding, video server upload and streaming solutions for telecom operators, service providers, broadcasters and content creators. The company’s platforms enable the creation, broadband streaming and playback of high quality digital video. Optibase’s breadth of product offerings are used in applications, such as: video over DSL/Fiber networks, post production for the broadcast and cables industries, archiving; high-end surveillance, distance learning; and business television. Headquartered in Israel, Optibase operates through its fully owned subsidiary in Mountain View, California and offices in, Japan, China and India. Optibase products are marketed in over 40 countries through a combination of direct sales, independent distributors, system integrators and OEM partners. For further information, please visit www.optibase.com.

This release and prior releases are available on the Company’s Web site at www.optibase.com.

This release and prior releases are also available on the KCSA Public Relations Worldwide Web site at www.kcsa.com.