HEI Engineering Group, Inc. strives to provide to our clients the optimal design solutions allocating the highest standards for compliance, sustainability, quality and experience. We partner with the architectural and construction industries to offer the most innovative products and designs.




The HEI management team has over 150 years of experience with engineering design in nationally recognized projects. HEI Engineering Group, Inc. is active in a wide variety of facility design type projects including general office facilities, retail facilities, assembly facilities, sports and recreational facilities, healthcare and nursing home facilities, educational facilities (elementary thru post-secondary) and industrial/manufacturing facilities as well as process applications.


HEI  Team


The team is led by Lewis Hinkel and Dan Evans who offer over 45 combined years of experience in the mechanical consulting engineering field. Lewis is a member of the American Society of Plumbing Engineers, the American Society of Heating, Refrigerating and Air-Conditioning Engineers, the Association of Energy Engineers and the National Society of Professional Engineers. Dan is a member of the American Society of Plumbing Engineers and the American Society of Heating, Refrigerating and Air-Conditioning Engineers. HEI has a support staff of five full time engineers and designers.




HEI Engineering Group, Inc. uses AutoCad along with AutoCad Revit software to produce design documents and BIM drawings, ASHRAE based calculation software for HVAC thermal load analysis, manufacturer’s software for equipment selection as well as numerous custom spreadsheet applications.




HEI Engineering Group, Inc. is committed to the principle of sustainability. The companies strategically and competitively balance environmental resources and economic objectives while implementing engineering solutions for new opportunities. As a business today, HEI Engineering Group, Inc.  implements the strategies, business practices and policies that support a vibrant economy, healthy environment and strong community.