Due Diligence & Technical Services

With 23 years of experience and more than 1,500 projects under our belts, E3 has reviewed energy and infrastructure projects ranging from power generation to transmission and distribution to oil, gas and chemicals, as well as commercial and industrial projects. Below you will find a representative list of the technologies we have reviewed. Please reach out to us for additional information. We would love to learn more about your project.

Alternative Fuels

In the biofuels and alternative energies sector, E3 and its professionals have worked on alternative fuels engagements (hydrolysis & fermentation and gasification & catalytic), biodiesel, and anaerobic digestion projects.

Electric Transmission

Our team has extensive electric transmission experience encompassing the entire project life cycle of new and existing transmission lines.

Energy Storage

E3’s professionals are following the deployment of energy storage technologies into the marketplace, helping clients and partners to understand which technologies are right for specific technologies.

Infrastructure, Industrial & Commercial

E3 has considerable experience serving as Independent Engineer for non-power projects. Our team has provided services ranging from environmental reviews to construction monitoring on a variety of industrial and manufacturing, commercial, and infrastructure projects.

E3 Consulting - Oil, Gas & Chemicals

Oil, Gas & Chemicals

E3’s professionals have been providing technical and business advisory services to the oil, gas, and chemicals (OGC) industry for an average of 30 years.

Power Generation

Members of the E3 team have long provided services to the electric power industry serving as corporate officers, engineers, line managers, asset managers, and developers.

E3 Consulting - Power Generation


As a result of the specialized and diverse experience of our select group of employees, E3 has worked on renewable energy projects including wind, geothermal, solar (PV and CSP), hydroelectric, landfill gas, waste-to-energy, and biomass.