Registry of Certified Buildings and Plants

1900 W LOOP SOUTH
1900 West Loop South
Suite 550
Houston, TX 77027
United States
1900 West Loop South
Suite 550
Houston, TX 77027
United States
1900 W LOOP SOUTH is a(n) Office building with 423,236 square feet.
A 2024 ENERGY STAR
Certified Building
Total Number of Years Certified:
21
Certification History:
(Year, certification type, ENERGY STAR score)
2024: ENERGY STAR, 81
2021: ENERGY STAR, 76
2020: ENERGY STAR, 78
2019: ENERGY STAR, 79
2018: ENERGY STAR, 89
2017: ENERGY STAR, 88
2016: ENERGY STAR, 88
2015: ENERGY STAR, 86
2014: ENERGY STAR, 88
2013: ENERGY STAR, 88
2012: ENERGY STAR, 88
2011: ENERGY STAR, 94
2010: ENERGY STAR, 87
2009: ENERGY STAR, 80
2008: ENERGY STAR, 87
2007: ENERGY STAR, 86
2006: ENERGY STAR, 76
2005: ENERGY STAR, 76
2004: ENERGY STAR, 75
2003: ENERGY STAR, 77
2002: ENERGY STAR, 75
Property Type:
Office
1 of 332 ENERGY STAR certified Offices in Houston, TX
Total Gross Floor Area:
423,236 sq. ft.
Year Constructed:
1978
Building Owner :
Transwestern
*Score is out of a possible 100 points. This information is current as of 2025.