GBIG

Illinois Chapter

Why it's Green

Certifications

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Awards

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Case Studies

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LEED Certification Activity

1,895 LEED certified activities
540.8 M LEED certified sq ft
Excludes LEED for Homes and LEED ND

Energy Star® Plants & Buildings

1,395 ENERGY STAR® Plants & Buildings
366.7 M Sq. Ft. of ENERGY STAR® Labeled Space

Activity

See all »
Activity
Ireland House
awarded on 07/09/2025
Platinum
LEED v4 ID+C CI
Activity
Katten Chicago
awarded on 07/07/2025
Silver
LEED v4 ID+C CI
Activity
Northern Trust - 333 S Wabash 20th Flr
awarded on 06/30/2025
Gold
LEED v4 ID+C CI
Activity
Neal Gerber Eisenberg
awarded on 06/20/2025
Platinum
LEED v4 ID+C CI
Activity-grey
One South Wacker
reported on 06/18/2025
gold
LEED v4.1 O+M: Existing Buildings recertification

Collection Breakdown

Cumulative Activity Count by Year

Building Performance

Energy

LEED Designed Energy Efficiency (average % savings from baseline energy code for LEED BD&C projects)
25
LEED Operational Energy Efficiency (average performance period ENERGY STAR rating for LEED EBOM projects)
82

Location

Average Walk Score®
63/100
Average Transit Score®
78/100
About Our Data »

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