

Environmental Technical Inspections (ETI) was founded on a simple mission: make stormwater compliance easier, clearer, and more reliable for Colorado’s construction industry.
We understand the realities of active construction sites—and how easily compliance issues can slow progress or result in costly fines. ETI provides dependable inspection services backed by field experience, regulatory awareness, and a commitment to accuracy.
With a structured reporting process, consistent schedule options, and rapid turnaround, ETI delivers the clarity and confidence needed to keep your projects compliant and moving forward.

We align every inspection with state and local regulations

Every report is detailed, visual, and easy to review

Your records are ready when regulators ask