Responsive, experienced, reliable, efficient…

This is how we define our firm.  At Pioneer Engineering & Environmental Services you have a proven and trusted partner to help you achieve your project goals.  We offer a wide range of environmental consulting and engineering services, from initial due diligence through final site closure and redevelopment.

Pioneer is a top ranked full-service consulting and contracting firm headquartered in Chicago and working throughout the US.

For 35 years, Pioneer has provided high-quality environmental and engineering services at an affordable cost.  Our responsiveness and attention to customer service set us apart from the crowd, while our technical abilities enable our clients to reap the maximum benefit from our work product.

Featured Case Study

In-Situ Chemical Oxidation – Heating Oil Release

Pioneer conducted environmental site assessment services for the redevelopment of a former printing facility for the purpose of obtaining closure from the state regulatory agency. Petroleum-stained soils were identified in the vicinity of two on-site abandoned-in-place USTs that formerly contained heating oil. Total Petroleum Hydrocarbons (TPH) were identified at levels above soil attenuation capacity. Thus, remediation was necessary to reduce the concentrations of TPH in order to obtain closure. Because the area of impacted soil was located underneath the building and adjacent to the building foundation, the abandoned USTs could not be removed to allow access to the soils. Based …

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