Insights

Regional Expansion W.J. O'Neil operates with offices in Detroit and Chattanooga and serves the US, Canada, and Central America, indicating growth opportunities in cross-border facilities management and potential expansion partnerships with regional property managers and multi-site owners.

Mid-Market Focus With 51-200 employees and revenue in the $250M-$500M range, the company sits in the mid-market segment, suggesting opportunities to upsell standardized, scalable mechanical contracting solutions and proactive maintenance programs to comparable facility portfolios.

Full-Service Capabilities Described as a full-service mechanical contractor focused on understanding client needs and delivering on time and within budget, indicating potential for integrated facilities services deals that combine mechanical, preventive maintenance, and project delivery for complex retrofit or upgrade programs.

Technology Backbone Current tech stack includes Sage Intacct and web/cloud tools, signaling openness to digital procurement, e-billing, and integrated project management solutions; sales opportunities exist in offering enhanced financial-ops integrations and data-driven asset management.

Strategic Growth Signals Experience across diverse geographies and long-standing industry presence, together with simple value proposition of prioritizing client goals, suggests potential for partnerships with national facilities managers and GPOs seeking reliable, scalable mechanical contracting providers with consistent performance.

Similar companies to W.J. O'Neil Company

W.J. O'Neil Company Tech Stack

W.J. O'Neil Company uses 8 technology products and services including Sage Intacct, Google Hosted Libraries, WordPress, and more. Explore W.J. O'Neil Company's tech stack below.

  • Accounting
  • Google Hosted Libraries
    Content Delivery Network
  • Content Management System
  • MySQL
    Database
  • JSON-LD
    Javascript Frameworks
  • Network Hardware
  • Platform As A Service
  • reCAPTCHA
    Security

W.J. O'Neil Company's Email Address Formats

W.J. O'Neil Company uses at least 4 email formats:
W.J. O'Neil Company Email FormatsExamplePercentage
FLast@wjo.comJDoe@wjo.com
85%
Last@wjo.comDoe@wjo.com
8%
FirstLast@wjo.comJohnDoe@wjo.com
4%
FirstL@wjo.comJohnD@wjo.com
3%

Frequently Asked Questions

What is W.J. O'Neil Company's phone number?

Minus sign iconPlus sign icon
You can contact W.J. O'Neil 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 W.J. O'Neil Company's official website and social media links?

Minus sign iconPlus sign icon
W.J. O'Neil Company's official website is wjo.com and has social profiles on LinkedIn.

How much revenue does W.J. O'Neil Company generate?

Minus sign iconPlus sign icon
As of November 2026, W.J. O'Neil Company's annual revenue is estimated to be $250M - $500M.

What is W.J. O'Neil Company's SIC code and NAICS code?

Minus sign iconPlus sign icon
W.J. O'Neil Company's SIC code is 8711 - Engineering Services and NAICS code is 5612 - Facilities Support Services.

How many employees does W.J. O'Neil Company have currently?

Minus sign iconPlus sign icon
As of November 2026, W.J. O'Neil Company has approximately 121 employees across 1 continents, including North America. Key team members include Chief Financial Officer: M. J., President: J. O. and Owner: W. R. Explore W.J. O'Neil Company's employee directory with LeadIQ.

What industry does W.J. O'Neil Company belong to?

Minus sign iconPlus sign icon
W.J. O'Neil Company operates in the Facilities Services industry.

What technology does W.J. O'Neil Company use?

Minus sign iconPlus sign icon
W.J. O'Neil Company's tech stack includes Sage Intacct, Google Hosted Libraries, WordPress, MySQL, JSON-LD, Cisco, Vercel and reCAPTCHA.

What is W.J. O'Neil Company's email format?

Minus sign iconPlus sign icon
W.J. O'Neil Company's email format typically follows the pattern of FLast@wjo.com. Find more W.J. O'Neil Company email formats with LeadIQ.

When was W.J. O'Neil Company founded?

Minus sign iconPlus sign icon
W.J. O'Neil Company was founded in 1983.
W.J. O'Neil Company logo

W.J. O'Neil Company

Facilities ServicesMichigan, United States51-200 Employees

W.J. O'Neil Company operates in the facilities services sector with a focus on full-service mechanical contracting. Based in Livonia, Michigan, the firm has more than 40 years of experience and serves facilities managers, property managers, and building owners. It maintains offices in Detroit and Chattanooga and has completed projects across the United States, Canada, and Central America.

The company centers its approach on understanding client needs, recommending suitable solutions, and delivering workmanship that meets requirements on time and within budget. With a mid-sized workforce, it operates as a regional contractor within the broader facilities services landscape.

Section iconCompany Overview

Phone number
Website
wjo.com
SIC Code
8711 - Engineering Services
NAICS Code
5612 - Facilities Support Services
Founded
1983
Employees
51-200

Section iconFunding & Financials

  • $250M - $500M

    W.J. O'Neil Company's revenue is estimated to be in the range of $250M - $500M

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.