Understanding Environmental Issues in Commercial Properties in Ontario

When financing or purchasing a commercial property in Ontario, one of the most critical aspects lenders and investors examine is the environmental condition of the site. A clean environmental record is often essential for securing financing, completing transactions smoothly, and protecting future property value. Many buyers underestimate the importance of environmental due diligence until financing is delayed or denied due to environmental concerns.

Understanding how environmental assessments work can help property owners, developers, and investors avoid costly surprises and make informed decisions.

Table of Contents

•  Why Environmental Due Diligence Matters in Commercial Real Estate
•  The Two-Step Environmental Assessment Process in Ontario
•  What Is a Phase One Environmental Site Assessment (ESA)?
• What Happens During a Phase Two ESA?
•  Environmental Remediation and Cleanup Requirements
•  Cost of Environmental Site Assessments in Ontario
•  How Environmental Reports Impact Financing and Property Value
•  Final Thoughts: Environmental Due Diligence as Financial Protection
• Working with Experienced Financing Partners

 Why Environmental Due Diligence Matters in Commercial Real Estate

Commercial properties may have been used for many different purposes over the years. Some past uses - such as gas stations, dry cleaners, auto repair shops, manufacturing operations, or waste storage sites - can leave behind hazardous materials in soil or groundwater. These contaminations may pose risk to human health, as well as it can hinder future development plans.

Because of these risks, lenders typically require environmental assessments before approving financing. A property with environmental issues can be difficult or impossible to finance until remediation measures are completed.

This is why environmental due diligence is a standard step in most commercial real estate transactions.

 The Two-Step Environmental Assessment Process in Ontario

In Ontario, environmental evaluations typically follow a two-step process known as ESA Phase One and ESA Phase Two. These assessments help determine whether contamination exists and what corrective actions may be needed. 

 What Is a Phase One Environmental Site Assessment (ESA)?

A Phase One Environmental Site Assessment is usually the first step. This report does not involve physical testing of soil or water. Instead, it focuses on research and site history.

Environmental consultants review records and data from various sources, including Ministry of the Environment databases, Historical aerial photograph, Fire insurance maps, Municipal records, Property ownership history, Previous site uses, Surrounding land uses. Consultants also conduct a site visit to visually inspect the property and surrounding areas for signs of contamination risks such as fuel storage tanks (common in gas stations) or signs of dumping.

The purpose of Phase One is to determine whether the property has a history that suggests potential contamination. If no concerns are identified, the report is considered clean, and lenders are generally satisfied to proceed with financing. However, if the consultant finds evidence suggesting possible environmental risks, they will recommend moving to Phase Two.

What Happens During a Phase Two ESA?

A Phase Two ESA involves actual testing of the property. Environmental consultants conduct field investigations by drilling boreholes and collecting soil and water samples and then those samples are sent to labs for analysis. This testing determines whether hazardous substances are present and whether contamination exceeds regulatory limits.

Phase Two assessments provide detailed information about type of contamination, depth, location, severity, and potential health risks. Once testing is complete, the results determine whether the property is considered clean or contaminated.

 Environmental Remediation and Cleanup Requirements

If contamination is detected, financing may be delayed until remediation plans are developed and approved. The property owner may need to take corrective action to clean the site. Remediation measures can include removal of contaminated soil, treatment of ground water, and future monitoring planning.

Ontario has many professional environmental cleanup companies that specialize in remediation projects. These firms work with property owners, consultants, and regulators to restore sites to acceptable environmental standards. Cleanup costs can vary widely depending on contamination severity, site size, and remediation complexity. In some cases, costs can be substantial, which is why environmental assessments are critical before purchasing property.

 Cost of Environmental Site Assessments in Ontario

Environmental studies are an investment in risk management.  Typical pricing in Ontario is approximately $2,000 to $4,000 for Phase one and approximately $10,000 to $15,000 for Phase two. Costs increase if multiple boreholes or extensive laboratory testing is required.

Despite the expense, lenders usually require these reports, and skipping them can expose buyers to major financial and legal risks.

 How Environmental Reports Impact Financing and Property Value

A clean environmental report significantly improves a property’s financeability and resale value. Lenders prefer low-risk properties and often refuse financing on contaminated sites unless remediation is underway or completed. Proper due diligence protects investors and ensures smoother financing approvals.

Developers planning new construction or redevelopment must pay close attention to environmental assessments. Contamination can disrupt project timelines and budgets, sometimes forcing redesign or cancellation. Investors purchasing income-producing commercial properties should also ensure environmental compliance, as contamination may affect tenant safety, insurance, and future resale opportunities.

Understanding environmental risks before purchase allows buyers/investors to negotiate pricing, remediation responsibilities, or transaction conditions.

 Final Thoughts: Environmental Due Diligence as Financial Protection

Environmental due diligence is not just a regulatory requirement; it is a crucial financial safeguard in commercial real estate transactions. A clean environmental assessment can mean the difference between smooth financing approval and costly complications.

By understanding how Phase One and Phase Two Environmental Site Assessments work, buyers and investors can better protect themselves from unexpected liabilities. Hensey Financial has experience in financing properties with contamination and can finance bridge loans to purchase the property, remediate the environmental contamination issues, and then refinance the mortgage with A lenders.

Working with Experienced Financing Partners

Apartment building financing requires specialized experience. Every property and investor has different needs, timelines, and challenges.

Hensey Financial provides flexible financing solutions for investors across Ontario. When traditional lenders cannot move quickly enough or when a property involves added complexity, short-term bridge financing can help investors secure the purchase and later transition into conventional bank or CMHC-insured programs.

With experience funding apartment buildings throughout Ontario, Hensey Financial structures financing solutions designed to support long-term investment success.

If you’re planning to purchase an apartment building or need strategic financing support, the team at Hensey Financial is ready to guide you through the process.