Questions asked by users of Environmental Assessments

How do I evaluate risks with real estate?

Requisition a Phase I ESA

What is a Phase I Environmental Assessment(ESA)?

See Definition

Who is qualifid to conduct an ESA?

AESAC registered members (RESAs) who have taken the training course or have equivalent experience.

How can I be assured than an ESA has been properly carried out?

AESAC members provide ESAs in compliance with the CSA Z768 Guidelines

Does the site assessor carry adequate ERRORS & OMISSIONS insurance?


All members must carry E&O insurance coverage.

Is the site assessor certified?

Members that meet strict criteria and pass the National Certification exam receive the C.E.S.A. designation.

Where can I find someone who is qualified?

If you are in need of hiring a qualified site assessor, please complete the referral request form and fax or email to AESAC for a free referral(s) to a qualified member(s) that meets your search criteria.

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Environmental Site Assessments & Due Diligence