Mexican Airport Operator Grupo Aeroportuario del Centro Norte (OMA) and Mexico's Ministry of Communications and Transportation (SCT) to Ring the NASDAQ Stock Market Closing Bell

OMA to Celebrate Initial Public Offering On NASDAQ




      Press Briefing at 2:00 p.m. ET - NASDAQ MARKETSITE followed
                        by Closing Bell Ceremony

ADVISORY, Nov. 29, 2006 (PRIME NEWSWIRE) --



 What:
   -- Rodolfo Salgado Leyva, Chief Privatizations & Modernization
      Officer; Mexico's Ministry of Communications and
      Transportation (SCT),
   -- Bernardo Quintana, Chairman of ICA; and,
   -- Ruben Lopez Barrera, CEO of OMA will preside over the closing
      bell to celebrate OMA's initial public offering on NASDAQ. The
      company will trade under ticker symbol (OMAB).

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

 Historic IPO marks the first Latin American privatization for NASDAQ. The 
 OMA IPO is also one of the largest IPOs in Mexico this year.

 When:
   -- Press Briefing - Wednesday, November 29, 2006 at 2:00 p.m. ET
   -- Closing Ceremony to commence at - 3:15 pm - 4:00 p.m. ET

   Media opportunities available following the press briefing and
   closing bell.

 Press who plan to attend the press briefing please RSVP with:
 Jolene Libretto; 646.441.5220; 347.219.9539
 NASDAQ MarketSite
 Jolene.Libretto@nasdaq.com

 Webcast Information:
 http://www.nasdaq.com/about/marketsitetowervideo.asx

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.

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 OMA:

Grupo Aeroportuario del Centro Norte, S.A.B. de C.V., or OMA, operates13 international airports in nine states of central and northern Mexico. OMA's airports serve Monterrey, Mexico's third largest metropolitan area, the tourist destinations of Acapulco, Mazatlan, and Zihuatanejo, and nine other regional centers and border cities. OMA employs over 900 persons in order to offer our passengers and clients airport and commercial services in facilities that comply with all applicable international safety and security standards. OMA's strategic shareholders are ICA, Mexico's largest engineering, procurement, and construction company, and Aeroports de Paris, the second largest European airports operator.