Environmental Due Diligence & Consulting Services Resource Center
Educational articles and technical guidance covering Phase I Environmental Site Assessments, Phase II Environmental Site Assessments, ASTM E1527-21, Recognized Environmental Conditions (RECs), commercial real estate due diligence, and environmental risk considerations.
What Is ASTM E1527-21?
ASTM E1527-21 is the current standard for performing Phase I Environmental Site Assessments in commercial real estate transactions. Learn what the standard requires, what changed from ASTM E1527-13, how Recognized Environmental Conditions (RECs) are identified, and why ASTM-compliant environmental due diligence helps buyers, lenders, developers, and attorneys make informed decisions before closing.
Phase I ESA Guide: Process, Requirements, Findings & Next Steps
A Phase I Environmental Site Assessment helps identify potential environmental risks associated with commercial real estate transactions. Learn how Phase I ESAs support environmental due diligence, lender requirements, and informed property acquisition decisions.
How to Choose a Phase I Environmental Site Assessment Company
Not all Phase I ESA firms offer the same level of experience, responsiveness, or commercial real estate expertise. Learn how lenders, developers, attorneys, investors, and property owners evaluate Phase I Environmental Site Assessment companies and environmental due diligence consultants.