Listing of Properties for Lease by American Spectrum

Texas Properties
- Austin Texas Properties
  - Austin Technology Center
  - Sierra Technology Center
- Victoria Texas Properties
  - 1501 E Mockingbird Ln
- Spring Texas Properties
  - Windrose Plaza
- Houston Texas Properties
  - Gray Falls Center
  - 6430 Richmond Atrium
  - 6420 Richmond Atrium
  - Park Green I
  - 5850 San Felipe St
  - Fountainview Tower Office Building
  - 800 W Sam Houston Pky S
  - 8100 Washington Ave
  - 888 W Sam Houston Pky S
  - Park Ten Place I
  - Wilcrest Executive Building
  - Royal Oaks Bank
  - Park Ten Place II
  - Northwest Central I
  - 2855 Mangum Bldg
  - 11500 Northwest Fwy
  - 9630 Clarewood Dr • Bldg B
  - 9630 Clarewood Dr • Bldg D
  - 9630 Clarewood Dr • Bldg C
  - 9630 Clarewood Dr • Bldg A
  - 6529 Cunningham Rd • Building 23
  - 11755 W Little York Rd • Building II
  - 6525 Cunningham Rd • Bldg D
  - 11755 W Little York Rd • Building I
  - 6525 Cunningham Rd • Bldg C
  - 6529 Cunningham Rd • Building 22
  - 6529 Cunningham Rd • Building 19
  - 6529 Cunningham Rd • Building 20
  - 6529 Cunningham Rd • Building 21
  - 6529 Cunningham Rd • Building 24
  - 11875 W Little York Rd
  - 6525 Cunningham Rd • Bldg A
  - 6525 Cunningham Rd • Bldg B

Arizona Properties
- Phoenix Arizona Properties
  - Pacific Spectrum Building Phoenix Arizona

California Properties
- Irvine California Properties
  - Daimler Chrysler in Irvine California
  - Bristol Bay Building Newport Beach California

Midwest Properties
- St Louis Missouri Properties
  - Northwest Corporate Center St Louis Missouri
- Indianapolis Indiana Properties
  - Morenci Professional Park Indianapolis Indiana

South Carolina Properties
- Columbia South Carolina Properties
  - Property in Columbia South Carolina

Annual reports

May 10, 2007
AMERICAN SPECTRUM REALTY REPORTS FIRST QUARTER RESULTS Rental Revenue Increased 30% for Quarter

CLICK TO READ UNITED STATES SECURITIES AND EXCHANGE COMMISSION REPORT

May 1, 2007
AMERICAN SPECTRUM REALTY ANNOUNCES PURCHASE OF MULTI-TENANT INDUSTRIAL PARK IN HOUSTON, TEXAS

March 12, 2007
AMERICAN SPECTRUM REALTY ANNOUNCES APPOINTMENT OF G. ANTHONY EPPOLITO AS CHIEF FINANCIAL OFFICER

Febuary 28, 2007
AMERICAN SPECTRUM REALTY EXTENDS OFFER TO PURCHASE 485,000 SHARES OF HARTMAN COMMERCIAL PROPERTIES REIT

December 14, 2006
AMERICAN SPECTRUM REALTY ANNOUNCES OFFER TO PURCHASE 485,000 SHARES OF HARTMAN COMMERCIAL PROPERTIES REIT

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