ORBCOMM Inc. (ORBC) Chief Executive Officer to Ring the NASDAQ Stock Market Closing Bell


ADVISORY, May 31, 2007 (PRIME NEWSWIRE) --



 What:
 Jerome Eisenberg, Chief Executive Officer of ORBCOMM Inc. (ORBC), will
 preside over the closing bell.

 Where:
 NASDAQ MarketSite - 4 Times Square - 43rd & Broadway - Broadcast Studio

 When:
 Friday, June 1, 2007 at 4 p.m. ET

 Contacts:
 Jennifer C. Lattif -- The Abernathy MacGregor Group, Inc.
 212-371-5999; JCL@ABMAC.COM

 NASDAQ MarketSite:
 Jolene Libretto; 646.441.5220; 347.219.9539
 Jolene.Libretto@NASDAQ.com

Feed Information:

The closing bell is available from 3:50 p.m. to 4:05 p.m. on uplink IA-6 C-band/transponder 17. The downlink frequency is 4040 Vertical; Audio 6.2-6.8. The feed can also be found on Waterfront fiber 1623. If you have any questions, please contact Jolene Libretto at (646) 441-5220.

Radio Feed:

An audio transmission of the closing bell is also available from 3:50 p.m. to 4:05 p.m. on uplink IA6 C band / transponder 24, downlink frequency 4180 horizontal. The feed can be found on Waterfront fiber 1623 as well.

Webcast:

A live Webcast of the NASDAQ Closing Bell will be available at: http://www.nasdaq.com/reference/marketsite_about.stm

Photos:

To obtain a hi-resolution photograph of the Market Close, please go to http://www.nasdaq.com/reference/marketsite_events.stm and click on the market close of your choice.

About ORBCOMM Inc. (ORBC):

ORBCOMM is a global satellite data communications company that provides reliable, cost-effective data communications services to customers around the world through its unique low-earth orbit (LEO) satellite network and global ground infrastructure. A diverse customer base, including industry leaders General Electric, Caterpillar Inc., Volvo Group, XATA, Hitachi and Komatsu, uses ORBCOMM services to track, monitor and control mobile and fixed assets, including trucks, containers, marine vessels, locomotives, heavy machinery, pipelines, oil wells, utility meters and storage tanks anywhere in the world. For more information call 1-800-ORBCOMM or visit its website at www.orbcomm.com.