Transforming infrastructure, one project at a time

ISI catalyzes systemic change in the world of civil infrastructure, with the Envision framework as the vehicle. Understand the benefits of ISI membership and find links to Envision credentialing and project verification below.

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Join ISI

Credentialing

Verify a Project

Your Sustainable Infrastructure Partner

Learn about how ISI and Envision are incentivizing higher sustainable infrastructure performance in this short video.

396

Projects registered, under review, & completed

$283 billion

Cumulative value, all projects

10,000

Envision Sustainability Professionals (ENV SPs)

Access key numbers like these, and view project announcements.
Envision Gold
South Corridor South-Dade TransitWay RTP
Completed August 28, 2024
Envision Platinum
Santa Monica Sustainable Water Infrastructure Project
Completed May 10, 2024
Envision Platinum
Rapid Ride H Line
Completed April 25, 2024
Envision Verified
PHL Taxiway J Rehabilitation
Completed April 17, 2024
Envision Platinum
Lower Manhattan Coastal Resilience – Battery
Completed April 3, 2024
Envision Verified
Osborn Square Plaza Project
Completed January 25, 2024
Envision Gold
L.A. River Bikeway Project
Completed November 7, 2023
Envision Gold
Holland Area WRF Anaerobic Digester Project
Completed April 18, 2023