Core Engineering & Consulting, Inc. (CEC) was founded in 2008 in response to the need for quality geotechnical engineering services in South Dakota.  With locations in Chamberlain and Yankton, CEC is well positioned to service clients throughout South Dakota, Nebraska and the surrounding areas.

CEC is a team of engineers and associates with extensive knowledge of soil properties throughout South Dakota and the surrounding areas with a special emphasis on soils within the Missouri River Valley.  CEC provides services to a diverse client base working on a wide range of projects.

Our Mission Statement

CEC’s core mission is to provide high-quality professional engineering services with integrity, honesty and the highest standard of care on each project with personal, dedicated and knowledgeable customer service to all clients.

Our Team

Our team of experienced and dedicated professionals have over 30 years of combined experience on a range of projets both large and small.  Our field technicians are all ACI certified and trained to operate a nuclear densiometer.  Field and laboratory testing is performed in accordance with ASTM standards and/or other applicable specifications and guidelines.

Patrick Engels, PE

Patrick Engels, PE

Geotechnical Engineer / President

Patrick is the founder and President of Core Engineering & Consulting, Inc.  A Professional Engineer with over 15 years of experience, his certifications include ACI Field Testing Technician and High Strain Dynamic Pile Testing.  He has a degree in Civil Engineering from South Dakota State University.  He is licensed in


South Dakota, Minnesota, Montana, Nebraska and North Dakota