ASR

Business Context and Reporting Period

Company: Southeast Airport Group (Grupo Aeroportuario del Sureste, S.A.B. de C.V.)
Filing Type: Form 6-K (Report of Foreign Private Issuer)
Date: February 6, 2008
Reporting Period: January 2008 (compared to January 2007)
Business Overview: ASUR operates concessions for nine airports in southeast Mexico, including Cancun, Merida, Cozumel, and Villahermosa. The company is listed on the NYSE (ASR) and the Mexican Bolsa (ASUR).

Key Financial Metrics

The filing provides operational traffic data rather than financial statements (revenue, profit, cash flow, or debt). Key operational metrics for January 2008 are as follows:

• Total Passenger Traffic: 1,553,006 (up 15.7% year-over-year).
• Domestic Traffic: 611,482 (up 27.9% year-over-year).
• International Traffic: 941,524 (up 9.0% year-over-year).
• Exclusions: Transit and general aviation passengers are excluded from these figures.

Note: The filing text does not provide clear values for revenue, profit, margins, debt, or liquidity.

Material Changes vs. Prior Period

Passenger traffic increased across most airports, with significant growth in domestic segments:

• Top Performers (Total Traffic Growth):
  • Villahermosa: +49.1%
  • Oaxaca: +38.3%
  • Merida: +30.9%
  • Veracruz: +18.0%
• Declines:
  • Merida International: -15.3%
  • Tapachula International: -17.6%
  • Huatulco Domestic: -4.5%
• Flagship Airport: Cancun total traffic grew 12.2%, driven by a 23.6% increase in domestic traffic and a 9.2% increase in international traffic.

Guidance, Outlook, and Risks

Management Commentary: The filing is a routine operational update announcing the 15.7% year-over-year increase in total passenger traffic for January 2008. No specific forward-looking guidance, financial outlook, or management commentary regarding future performance is included in this text.

Risks and Contingencies: The filing text does not disclose specific risks, contingencies, or unusual items for the period.

Investor Verification Checklist

• Verify the correlation between the 15.7% traffic increase and actual revenue growth in the upcoming quarterly financial report.
• Investigate the causes for the decline in international traffic at Merida (-15.3%) and Tapachula (-17.6%).
• Confirm the sustainability of the 27.9% domestic traffic growth, particularly at Villahermosa and Oaxaca.
• Review the full Form 20-F or 10-Q for financial metrics (EBITDA, debt levels) not present in this 6-K.