Balancing needed and necessary growth with the preservation of our natural resources is one of the greatest challenges facing today’s businesses and governments. We respect and understand the complexities of creating harmony between civil engineering, construction, and our environment. AEI's environmental history began many years ago with permitting in the coal fields of Kentucky. Since then, we have processed hundreds of permits and environmental services for a diverse range of clients including NEPA level environmental documents on federally funded projects and Phase I Environmental Site Assessments. Our environmental group provides fisheries, freshwater macroinvertebrates, water quality, botany, terrestrial zoology, wetlands, highway noise, and air quality environmental analysis in addition to stream and wetland mitigation. We stay abreast of the latest federal, state, and local environmental regulations and keep our clients compliant. Whether you require environmental services such as assessments or studies, or to support a larger engineering project, AEI can help..

We understand the criticality of proper construction practices. Mackin offers a full range of specialized support for on-site inspection and management, for both transportation and land construction projects. We will work closely with you every step of the way, bringing unmatched expertise and respect for proper construction practices that assure your project is completed on time and on budget, while adhering to the highest safety and quality requirements. Our team, comprised of resident managers, supervisors, and field inspectors, has worked with state, county, and local agencies, utilities, as well as private developers..