Insights

Market leadership Target large institutional and industrial projects where John E. Green Company’s national reputation as a leading specialty contractor in mechanical contracting and fire suppression signals strong credibility and potential for premium bids on complex builds.

Safety and quality Emphasize opportunities where clients prioritize safety, quality, integrity, and service. Leverage JEG’s core values and ENR recognition to differentiate in competitive bids for high-stakes mechanical systems and fire protection installations.

Expansion readiness With 201-500 employees and a established national presence, pursue projects that require scalable field teams, modular commissioning, and advanced project delivery methods to optimize schedule risk and coordination across multiple sites.

Digital readiness Encourage integrations with JEG’s technology stack such as project analytics, BIM coordination, and workflow improvements to streamline design-assist, procurement, and installation processes on complex mechanical and fire suppression projects.

Financial fit Align sales efforts with projects in the $50M–$250M range where JEG’s revenue profile and capability fit mid-to-large scale mechanical contracting and fire suppression requirements, leveraging its established track record and potential for repeat business.

John E. Green Company Tech Stack

John E. Green Company uses 8 technology products and services including Cloudflare Web Optimizations, WP Rocket, oEmbed, and more. Explore John E. Green Company's tech stack below.

  • Cloudflare Web Optimizations
    Analytics
  • WP Rocket
    Caching
  • oEmbed
    Dev Tools
  • Module Federation
    Development
  • Apple iCloud Mail
    Email
  • PHP
    Programming Languages
  • Piwik PRO Core
    Web Analytics
  • Apache
    Web Servers

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

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

Minus sign iconPlus sign icon
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?

Minus sign iconPlus sign icon
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?

Minus sign iconPlus sign icon
As of July 2026, John E. Green Company's annual revenue is estimated to be $100M - $250M.

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

Minus sign iconPlus sign icon
John E. Green Company's NAICS code is 23 - Construction.

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

Minus sign iconPlus sign icon
As of July 2026, John E. Green Company has approximately 333 employees across 4 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: A. N.Chief Executive Officer: B. G.Chief Financial Officer: D. H.. Explore John E. Green Company's employee directory with LeadIQ.

What industry does John E. Green Company belong to?

Minus sign iconPlus sign icon
John E. Green Company operates in the Construction industry.

What technology does John E. Green Company use?

Minus sign iconPlus sign icon
John E. Green Company's tech stack includes Cloudflare Web OptimizationsWP RocketoEmbedModule FederationApple iCloud MailPHPPiwik PRO CoreApache.

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

Minus sign iconPlus sign icon
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?

Minus sign iconPlus sign icon
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

Section iconFunding & Financials

  • $100M - $250M

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

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.