Insights

Established Industry Presence John E. Green Company has a long-standing history since 1909, establishing its reputation as a trusted leader in mechanical contracting and fire suppression, which can be leveraged to attract clients seeking experienced and reliable partners.

Strong Market Position With an annual revenue estimated between 100 million and 250 million and recognition by Engineering News Record as one of the largest specialty contractors, the company presents a significant presence in the national construction sector, indicating stability and growth potential.

Technological Adaptation The company's focus on innovation and technology, demonstrated by its advanced tech stack including Microsoft tools and New Relic, suggests openness to implementing modern solutions, providing opportunities for offering digital transformation services or integrated tech solutions.

Specialized Expertise Their extensive experience installing various mechanical systems positions them as a key partner for complex industrial and institutional projects, making them a prime target for solutions that optimize project delivery and system efficiency.

Potential for Expansion Given their national footprint and recognized market leadership, there are opportunities to propose service enhancements, strategic partnerships, or innovative product offerings that align with their growth objectives and focus on safety, quality, and integrity.

John E. Green Company Tech Stack

John E. Green Company uses 8 technology products and services including Hotjar, html5media, WP Rocket, and more. Explore John E. Green Company's tech stack below.

  • Hotjar
    Analytics
  • html5media
    Audio, Video, Graphics
  • WP Rocket
    Caching
  • oEmbed
    Dev Tools
  • Webpack
    Development
  • Microsoft 365
    Email
  • Adobe Fonts
    Web Fonts
  • Apache
    Web Servers

Media & News

John E. Green Company's Email Address Formats

John E. Green Company uses at least 1 format(s):
John E. Green Company Email FormatsExamplePercentage
FirstLast@johnegreen.comJohnDoe@johnegreen.com
77%
FirLast@johnegreen.comJohDoe@johnegreen.com
13%
First.Last@johnegreen.comJohn.Doe@johnegreen.com
5%
FirstL@johnegreen.comJohnD@johnegreen.com
5%

Frequently Asked Questions

Where is John E. Green Company's headquarters located?

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John E. Green Company's main headquarters is located at 220 Victor Avenue Highland Park, Michigan 48203 United States. The company has employees across 4 continents, including North AmericaAsiaEurope.

What is John E. Green Company's phone number?

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You can contact John E. Green Company'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 John E. Green Company's official website and social media links?

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John E. Green Company's official website is johnegreen.com and has social profiles on LinkedIn.

What is John E. Green Company's NAICS code?

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John E. Green Company's NAICS code is 23 - Construction.

How many employees does John E. Green Company have currently?

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As of May 2026, John E. Green Company has approximately 331 employees across 4 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: A. N.Chief Executive Officer: B. G.Chief Financial Officer: J. K.. Explore John E. Green Company's employee directory with LeadIQ.

What industry does John E. Green Company belong to?

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John E. Green Company operates in the Construction industry.

What technology does John E. Green Company use?

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John E. Green Company's tech stack includes Hotjarhtml5mediaWP RocketoEmbedWebpackMicrosoft 365Adobe FontsApache.

What is John E. Green Company's email format?

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John E. Green Company's email format typically follows the pattern of FirstLast@johnegreen.com. Find more John E. Green Company email formats with LeadIQ.

When was John E. Green Company founded?

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John E. Green Company was founded in 1909.

John E. Green Company

ConstructionMichigan, United States201-500 Employees

In 1909, John E. Green founded a plumbing and heating business with $20 in cash in Highland Park, Michigan.  John E. Green's sons built upon what their father started and rapidly expanded the business in the industrial and institutional fields, laying the groundwork for what the company is today.

John E. Green Company (JEG) is a national leader in the mechanical contracting & fire suppression industry. We continually strive to improve all our project delivery processes through innovation, technology, and adhering to our Core Values of Safety, Quality, Integrity and Service. Over the years, JEG has gained knowledge installing all types of mechanical systems that has created an experience level second to none. JEG prides itself on being recognized by Engineering News Record as one of the largest specialty contractors in the United States.

Section iconCompany Overview

Headquarters
220 Victor Avenue Highland Park, Michigan 48203 United States
Phone number
NAICS Code
23 - Construction
Founded
1909
Employees
201-500

Section iconMedia & News

Section iconFunding & Financials

  • $100M$250M

    John E. Green Company's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    John E. Green Company's revenue is estimated to be in the range of $100M$250M

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