Insights

Market Position National leader in mechanical contracting and fire suppression with a long history and strong ENR recognition indicates credibility and reliability. Approach target clients in large-scale institutional and industrial sectors that require proven safety, quality, and project delivery excellence.

Financial Scale Revenue in the 100M to 250M range and a sizable workforce suggest capacity for mid to large-scale projects and potential for expanding service offerings, especially core mechanicals and fire protection packages on complex builds.

Tech Adoption Active use of analytics and experience with modern software and platforms (Hotjar, Microsoft Clarity, New Relic, iCIMS) plus ERP/CRM capabilities imply openness to digital project management and customer data-driven improvements. Pitch value through efficiency gains and better client experience.

Growth Fit Historical expansion from plumbing and heating into broader mechanical systems positions JEG for bundled solutions, lifecycle services, and preventive maintenance contracts with existing and new customers.

Competitive Angle Size and scope align with mid to large competitors; present differentiated value through safety, quality, integrity, and service focus, plus potential cross-sell of fire suppression and mechanical systems maintenance to expand after-sales revenue.

Similar companies to John E. Green Company

John E. Green Company Tech Stack

John E. Green Company uses 8 technology products and services including Hotjar, Microsoft Clarity, iCIMS, and more. Explore John E. Green Company's tech stack below.

John E. Green Company's Email Address Formats

John E. Green Company uses at least 4 email formats:
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

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.

How much revenue does John E. Green Company generate?

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As of August 2026, John E. Green Company's annual revenue is estimated to be $100M - $250M.

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 August 2026, John E. Green Company has approximately 340 employees across 4 continents, including North America, Europe and Asia. Key team members include Chief Executive Officer: A. N., Chief Executive Officer: B. G. and Chief Financial Officer: D. H. 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 Hotjar, Microsoft Clarity, iCIMS, WordPress, Shopify, Microsoft 365, New Relic and Piwik PRO Core.

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 logo

John E. Green Company

ConstructionMichigan, United States201-500 Employees

John E. Green Company, founded in 1909 in Highland Park, Michigan, began as a plumbing and heating business started with limited capital. Its founders' descendants expanded into industrial and institutional markets, forming the core of the present company. Today, JEG operates as a mid-sized national contractor in mechanical contracting and fire suppression, aiming to improve project delivery through innovation and its core values of safety, quality, integrity and service. The firm has built extensive experience installing various mechanical systems, underpinning its depth of expertise in the field.

Its clients include industrial and institutional facilities seeking comprehensive mechanical and fire suppression solutions. Engineering News-Record recognizes JEG as one of the largest specialty contractors in the United States.

Section iconCompany Overview

Phone number
NAICS Code
23 - Construction
Founded
1909
Employees
201-500

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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