Insights

Sustainability leadership Midwest MEP consulting firm with LEED design services and energy modeling expertise presents opportunity to upsell holistic sustainable design packages to architecture firms and facility owners pursuing green building certifications and operating cost reductions.

Diverse project exposure Experience across education, healthcare, municipal sectors plus data centers and hospitality creates cross-sector upsell potential for integrated MEP services, BIM, and commissioning across client portfolios expanding beyond core markets.

Net Operating Growth Revenue in the mid single to upper single digits with a lean employee base indicates potential for high-margin, scaled services such as NOII improvements, facility assessments, and energy modeling for existing buildings.

Digital tooling Adoption of AutoCAD, BIM and modern design tools alongside Squarespace and Microsoft 365 suggests readiness for digital collaboration, remote commissioning, and data-driven facility management services targeting long-term service contracts.

Strategic partnerships Longstanding exposure to architectural firms and facility owners in the Midwest positions Millies Engineering Group as a preferred partner for expanded scopes, joint tenders, and referral-based growth with larger engineering firms or regional AEC players.

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Millies Engineering Group Tech Stack

Millies Engineering Group uses 8 technology products and services including AutoCAD, Squarespace, Cart Functionality, and more. Explore Millies Engineering Group's tech stack below.

Millies Engineering Group's Email Address Formats

Millies Engineering Group uses at least 4 email formats:
Millies Engineering Group Email FormatsExamplePercentage
First@milliesengineeringgroup.comJohn@milliesengineeringgroup.com
49%
FLast@milliesengineeringgroup.comJDoe@milliesengineeringgroup.com
36%
First.Last@milliesengineeringgroup.comJohn.Doe@milliesengineeringgroup.com
13%
LastF@milliesengineeringgroup.comDoeJ@milliesengineeringgroup.com
2%

Frequently Asked Questions

What is Millies Engineering Group's phone number?

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You can contact Millies Engineering Group's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Millies Engineering Group's official website and social media links?

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Millies Engineering Group's official website is milliesengineeringgroup.com and has social profiles on LinkedIn.

How much revenue does Millies Engineering Group generate?

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As of September 2026, Millies Engineering Group's annual revenue is estimated to be $25M - $50M.

What is Millies Engineering Group's SIC code and NAICS code?

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Millies Engineering Group's SIC code is 8711 - Engineering Services and NAICS code is 3332 - Industrial Machinery Manufacturing.

How many employees does Millies Engineering Group have currently?

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As of September 2026, Millies Engineering Group has approximately 46 employees across 1 continents, including North America. Key team members include Partner: M. R., Electrical Engineer Iii: T. D. and Principal: W. N. Explore Millies Engineering Group's employee directory with LeadIQ.

What industry does Millies Engineering Group belong to?

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Millies Engineering Group operates in the Industrial Machinery Manufacturing industry.

What technology does Millies Engineering Group use?

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Millies Engineering Group's tech stack includes AutoCAD, Squarespace, Cart Functionality, Squarespace Commerce, Microsoft 365, Modernizr, parallax.js and GoDaddy.

What is Millies Engineering Group's email format?

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Millies Engineering Group's email format typically follows the pattern of First@milliesengineeringgroup.com. Find more Millies Engineering Group email formats with LeadIQ.

When was Millies Engineering Group founded?

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Millies Engineering Group was founded in 1975.
Millies Engineering Group logo

Millies Engineering Group

Industrial Machinery ManufacturingIndiana, United States11-50 Employees

Millies Engineering Group is an MEP consulting engineering firm that has served architecture firms and facility owners in the Midwest for over four decades. The company focuses on integrated, sustainable design solutions for the built environment, with core strengths in education, healthcare, and municipal projects, and additional experience in commercial, data centers, religious, hospitality, industrial, and recreational sectors. Its service scope includes MEP design, LEED design, energy modeling, commissioning, feasibility studies, facility assessments, life safety surveys, BIM, and improvements to net operating income. Based in Munster, Indiana, the firm serves clients across the region from its Midwestern base and emphasizes delivering engineering services that support the planning and operation of complex facilities. The organization operates as a mid-sized firm within the industrial machinery and broader engineering services landscape, positioned to partner with architecture firms and facility owners on technically integrated projects.

Section iconCompany Overview

Phone number
SIC Code
8711 - Engineering Services
NAICS Code
3332 - Industrial Machinery Manufacturing
Founded
1975
Employees
11-50

Section iconFunding & Financials

  • $25M - $50M

    Millies Engineering Group's revenue is estimated to be in the range of $25M - $50M

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