Denver Phase I ESA — ASTM E1527-21 Reports
Fast, defensible environmental due diligence across the Denver metro. Reliable 10-day delivery starting at $2,750 for lenders and commercial buyers.
- 10 Day Turnaround
- CO Denver Coverage
- ASTM E1527-21
- $2,750 Starting Price
Serving Denver, CO
Denver, CO Phase I ESA Market
Denver is one of Colorado's most active commercial real-estate markets with steady Phase I ESA demand from lenders, buyers, and SBA borrowers.
- Standard 10-business-day turnaround keeps your Mile High City commercial closings strictly on schedule.
- Full compliance with ASTM E1527-21 and EPA All Appropriate Inquiries (AAI) standards on every site.
- Transparent pricing starts at $2,750, delivering full bank-grade due diligence with transparent pricing.
- Local expertise across industrial redevelopments in RiNo, downtown infill, and I-70 logistics corridors.
About Denver
From the historic rail yards of the River North Art District (RiNo) to legacy industrial hubs along the I-70 corridor, Denver's manufacturing and transport history demands rigorous historical records review.
Fast, Defensible Phase I ESAs in Denver
E&O Insurance Included
Errors & Omissions coverage on every Denver Phase I ESA — protecting buyer, lender, and EP.
Colorado-Licensed PE / PG
Reports are written and signed by a Colorado-licensed Professional Engineer or Geologist.
ASTM E1527-21 Compliant
Every Denver report meets the current ASTM E1527-21 standard.
Local Denver EPs
Environmental Professionals matched by closest ZIP to your Denver subject property.
Our Mission
We provide a seamless connection between clients requiring due diligence and the environmental professionals (EPs) who perform it. For our clients, we ensure higher-quality Phase I ESA reports completed within 10 days of the site visit. For our EPs, we offer a professional platform to monetize their expertise and grow their practice. Our goal is simple: Higher-quality Phase I ESAs delivered in a reasonable amount of time, so you can make an informed decision and mitigate your environmental risk.
Denver Phase I ESA — Common Questions
How much does a Phase I ESA cost in Denver, CO?
A standard Phase I Environmental Site Assessment in Denver, Colorado starts at $2,750 through Fast Phase I, with E&O insurance, EDR records, and a signed PDF report written by a state-licensed Environmental Professional included. Additional parcels, acreage, or special scope needs may add cost.
How long does a Denver Phase I ESA take?
Most Denver Phase I ESAs are delivered within 10 days following the site visit. Rush turnarounds are available on request — contact us before checkout.
Who signs the Denver report?
Every report is written and signed by a Colorado-licensed Professional Engineer (PE) or Professional Geologist (PG), who carries professional responsibility for the opinion.
Is the report ASTM E1527-21 compliant?
Yes. Every Fast Phase I report follows the current ASTM E1527-21 standard, which is also the EPA-recognized All Appropriate Inquiries (AAI) standard for CERCLA innocent-landowner defense.
How do I pay?
We accept all major forms of payment securely through our payments partner, Stripe.
How do I follow my Denver project and communicate with my EP?
You'll get a live client dashboard with milestone notifications (site visit scheduled, site visit complete, historical research complete, report finalized, report delivered). You can view your photolog, figures, and final EDR report inside your Project Folder™, and message your EP privately through SnapRelay™ — every message, milestone, and deliverable is timestamped and preserved on the platform, giving you a clean audit trail if lenders, counsel, or reviewers ever need it.
Do you cover the rest of Colorado?
Yes — we cover the entire Colorado market. See the full Colorado overview for more detail.