Insights

Strategic expansion R.J. O'Neil has recently expanded its offerings by adding Novo Water systems, signaling a push into enhanced water heating and plumbing solutions for residential and commercial clients. This presents cross-sell opportunities to existing customers seeking integrated climate, water, and plumbing services.

Small to mid-market focus With 11-50 employees and annual revenue in the 1M–10M range, the company operates in a segment that values flexible, cost-conscious contractor partners for ongoing maintenance, emergency repair, and system upgrades in the Chicagoland area.

Comprehensive services Specializing in heating, cooling, refrigeration, process piping and plumbing, plus design, installation, and maintenance, the firm can position itself as a single-source solution for commercial, municipal, and industrial clients seeking reliability and coordinated project delivery.

Technology adoption Utilizes cloud and digital tools (Google Ads, Google Search Console, AWS, Microsoft 365) to manage marketing, operations, and customer communications, indicating readiness for digital marketing collaborations, CRM integrations, and data-driven service optimization.

Regional growth signals Recent press indicates active regional growth in the Chicagoland market, suggesting opportunities for expansions in new municipal or commercial projects and potential partnerships with local developers and facility managers.

R.J. O'Neil Inc. Tech Stack

R.J. O'Neil Inc. uses 8 technology products and services including Google Ads, Amazon Web Services, gstatic.com, and more. Explore R.J. O'Neil Inc.'s tech stack below.

  • Google Ads
    Advertising
  • Amazon Web Services
    Cloud Hosting
  • gstatic.com
    Content Delivery Network
  • Microsoft 365
    Email
  • Skrollr
    Javascript Libraries
  • MyWebsite
    Page Builders
  • reCAPTCHA
    Security
  • Google Search Console
    Web Analytics

R.J. O'Neil Inc.'s Email Address Formats

R.J. O'Neil Inc. uses at least 1 format(s):
R.J. O'Neil Inc. Email FormatsExamplePercentage
First@rjoneil.comJohn@rjoneil.com
50%
FLast@rjoneil.comJDoe@rjoneil.com
33%
FirstL@rjoneil.comJohnD@rjoneil.com
17%

Frequently Asked Questions

What is R.J. O'Neil Inc.'s phone number?

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You can contact R.J. O'Neil Inc.'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 R.J. O'Neil Inc.'s official website and social media links?

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R.J. O'Neil Inc.'s official website is rjoneil.com and has social profiles on LinkedIn.

How much revenue does R.J. O'Neil Inc. generate?

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As of July 2026, R.J. O'Neil Inc.'s annual revenue is estimated to be $1M - $10M.

What is R.J. O'Neil Inc.'s SIC code NAICS code?

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R.J. O'Neil Inc.'s SIC code is 7699 - Repair Shops and Related Services, Not Elsewhere Classified NAICS code is 23 - Construction.

How many employees does R.J. O'Neil Inc. have currently?

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As of July 2026, R.J. O'Neil Inc. has approximately 11 employees across 1 continents, including North America. Key team members include : J. G.: J. M.: R. O.. Explore R.J. O'Neil Inc.'s employee directory with LeadIQ.

What industry does R.J. O'Neil Inc. belong to?

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R.J. O'Neil Inc. operates in the Construction industry.

What technology does R.J. O'Neil Inc. use?

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R.J. O'Neil Inc.'s tech stack includes Google AdsAmazon Web Servicesgstatic.comMicrosoft 365SkrollrMyWebsitereCAPTCHAGoogle Search Console.

What is R.J. O'Neil Inc.'s email format?

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R.J. O'Neil Inc.'s email format typically follows the pattern of First@rjoneil.com. Find more R.J. O'Neil Inc. email formats with LeadIQ.
R.J. O'Neil Inc. logo

R.J. O'Neil Inc.

ConstructionIllinois, United States11-50 Employees

R.J. O'Neil Inc. is a fourth-generation, family-owned Commercial Mechanical Contractor operating in the construction sector. Based in Montgomery, Illinois, the company focuses on heating, air conditioning, refrigeration, process piping, and plumbing, offering services that span design and layout through installation, maintenance, and emergency repair. Its maintenance programs are designed for commercial, municipal, and industrial clients, addressing ongoing reliability and efficiency needs. The firm serves customers in the Chicagoland area, providing integrated mechanical solutions to support building systems and operations. In early 2026, R.J. O'Neil announced a partnership adding Novo Water systems to its portfolio, reflecting ongoing expansion of home and facility solutions within its regional market.

Section iconCompany Overview

Phone number
SIC Code
7699 - Repair Shops and Related Services, Not Elsewhere Classified
NAICS Code
23 - Construction
Employees
11-50

Section iconFunding & Financials

  • $1M - $10M

    R.J. O'Neil Inc.'s revenue is estimated to be in the range of $1M - $10M

Section iconFunding & Financials

  • $1M - $10M

    R.J. O'Neil Inc.'s revenue is estimated to be in the range of $1M - $10M

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