Millies Engineering Group is a MEP Consulting Engineering Firm serving Architecture Firms and Facility Owners in the Midwest for over 45 years, providing experienced, integrated, sustainable design solutions for the built environment. Education, Healthcare and Municipal projects continue to be our primary areas of expertise with significant additional experience in Commercial, Data Centers, Religious, Hospitality, Industrial and Recreational projects. Engineering Services include MEP Design, LEED Design Services, Energy Modeling, Commissioning, Feasibility Studies, Facility Assessments, Life Safety Surveys, and Building Information Modeling(BIM) and Net Operating Income Improvements (NOII).
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Millies Engineering Group Questions
The Millies Engineering Group annual revenue was $6.1 million in 2026.
Lee Millies is the President of Millies Engineering Group.
35 people are employed at Millies Engineering Group.
Millies Engineering Group is based in Munster, Indiana.
The NAICS codes for Millies Engineering Group are [541, 5413, 54133, 54].
The SIC codes for Millies Engineering Group are [874, 87].
Top Millies Engineering Group Employees
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Lee Millies
President at Millies Engineering Group
Munster, IN, US25+ -
23
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David Janney
Partner at Millies Engineering Group
Munster, IN, US23 -
Ron Millies
Vice President at Millies Engineering Group
Munster, IN, US32 -
Brian Kottman
Senior Project Engineer at Millies Engineering Group
Downers Grove, IL, US45+ -
22
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Louis van Belle
Project Engineer at Millies Engineering Group
Munster, IN, US22 -
Nate van Heukelum
Principal - Studio Director at Millies Engineering Group
Grand Rapids, MI, US21 -
Scott Floyd
Senior Electrical Engineer | Project Manager at Millies Engineering Group
Michigan, United States21
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