ET delivers cost effective, energy efficient projects for the alternative energy, transportation, and solid waste industries.


Our projects are implemented via design/build, agency construction management, program management, and general contracting.


Since 1993, it has been our vision to offer single source accountability through design/build delivery and function as owner advocates.

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ET Environmental held an educational webinar on Natural Gas Maintenance Facilities and authored an informative Guidelines Document for the Wisconsin State Energy Office. To request a copy of the Guidelines Document, please email

Employment Opportunities

ET Environmental has new employment opportunities around the country. To see recently posted positions, please visit our Employment section.

WHITE PAPER - CNG Maintenance Facilities Typical Compliance

As many of the nation’s leading companies begin the transition from traditional diesel fuel to cleaner, greener Compressed Natural Gas (CNG), they need guidance with assessments, design and construction. Natural Gas Vehicles (NGVs) require maintenance facilities that differ from regular shops. ET Environmental has compiled a white paper “Demystifying Typical CNG Facility Compliance” that helps crack the codes for these new facilities and their confusing requirements. To request a copy of this valuable report, please contact us at  

Your 'natural' choice for Natural Gas fuels

With a nationwide Compressed Natural Gas (CNG) fueling infrastructure and maintenance facility program already in progress, ET Environmental is a leading expert in this field. We completed our first CNG project in 2004. Since then, we have completed energy-related assignments ranging from facility evaluations and economic feasibility studies to multi-million dollar new construction installations. Our team has successfully navigated the complex codes and regulations of CNG conversion on a local and national scale. We are equipped and ready to partner with you to work through the specific details of your CNG program needs.


Fuel Cost - costs less than traditional diesel - better for your bottom line

Emissions - 90% less than traditional diesel - better for the environment

Maintenance - longer engine life - better for your fleet

Noise Pollution - significantly reduced - better for your neighbors


ET Environmental has nearly 25 years of experience in the design and construction of waste processing facilities, material recovery facilities (MRF’s), maintenance facilities and landfill projects for the environmental industry. ET also manages environmental projects for the construction industry, directing turnkey remediation and redevelopment projects.