32 Discovery Dr.
Bozeman, MT 59718


DUNS: 00-769-3724




AESI employs seasoned professionals with advanced degrees in civil, geotechnical, and water resource engineering. We also have an environmental specialist, CADD and GIS technicians, licensed surveyors, and construction inspectors.  We offer a range of services typically provided by large firms but with the personal connections and attentiveness that only a small company can deliver.

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AESI’s mission is to work towards the highest standards of the civil engineering and surveying professions by providing practical solutions and quality services of unmatched value to clients. While maintaining a positive influence and position of leadership and respect within the community, the firm strives to protect the health and welfare of the general public. The leadership of AESI endeavors to increase the value of the firm’s services by learning and understanding the regulatory and economic environment that affects both clients and projects. Employees work as an innovative and quality-driven team by utilizing unbiased professional judgment, embracing new technology, and performing tasks with enthusiasm, integrity, and excellence.


AESI provides exceptional expertise and experience in several key areas related to water resource and geotechnical engineering and also have high-level staff members with expertise in surveying, water and wastewater systems, civil site design, environmental permitting, and private development and entitlements. We boast a variety of experience and a solid performance history in comprehensive civil engineering, geotechnical engineering, land surveying, project management, and construction inspection and testing and have worked on projects for a variety of public and private clients throughout Montana, California, Colorado, Idaho, Nebraska, Nevada, New Mexico, North Dakota, South Dakota, Oregon, Texas, Washington, Wisconsin, and Wyoming.


AESI is a growing firm headquartered in Bozeman, Montana, with a distributed remote workforce in:
- Billings, MT
- Indian Trail, NC

AESI currently employs around 30 of the best and brightest individuals in the industry.

AESI specializes in civil, geotechnical, and water resource engineering; land surveying; and construction services.

AESI works on small- and large-scale projects. Our contract values typically range from $5,000 - $500,000. We also have possessed several multi-year Indefinite Delivery, Indefinite Quantity (IDIQ) and Blanket Purchase Agreement (BPA) federal contracts with total values in the millions.