W.J. O'Neil Company Employee Directory

Q: What is W.J. O'Neil Company known for?

W.J. O'Neil Company was founded in 1983. W.J. O'Neil Company operates in the Facilities Services industry.

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

W.J. O'Neil Company has approximately 201 employees.

Facilities ServicesUnited States201-500 Employees

WJ O'Neil Company brings over 40 years of full-service mechanical contracting expertise to facilities managers, property managers and building owners. With offices in Detroit and Chattanooga, and experience throughout the US, Canada, and Central America, our focus is on customer success, to understand your needs, recommend optimal solutions and deliver quality workmanship on every project.  It’s pretty simple. We’ll make your priorities ours – then roll up our sleeves and get them done on time and within budget.

Find W.J. O'Neil Company employees' phone numbers or email addresses

W.J. O'Neil Company Global Highlights

North America
96

United States Of America
96

W.J. O'Neil Company's Leadership

M. J.
Chief Financial Officer
Mobile Phone
Email
J. Y.
Vp Preconstruction & Construction Services
Mobile Phone
Email
J. O.
President
Mobile Phone
Email
J. O.
President
Mobile Phone
Email
S. T.
Network Administrator/Cto
Mobile Phone
Email
W. R.
Owner
Mobile Phone
Email
M. P.
Executive Vice President Of Service And Controls
Mobile Phone
Email
J. O.
Vice President
Mobile Phone
Email

Contact profiles from W.J. O'Neil Company

Name

Title

Contact Info

Location

Last Update

D. P.
Field Service Technician
Mobile Phone
Email
United StatesMichigan
Oct 18, 2025
M. R.
Hvac Tech
Mobile Phone
Email
United StatesMichigan
Sep 11, 2025
D. M.
Accounting
Mobile Phone
Email
United StatesMichigan
Aug 12, 2024
B. S.
Service Billing
Mobile Phone
Email
United StatesMichigan
Aug 12, 2025
'. T.
V.P. Boiler Division
Mobile Phone
Email
United StatesMichigan
Oct 10, 2024
C. C.
Service Technician
Mobile Phone
Email
UNITED STATES
Aug 04, 2023
C. B.
Project Coordinator
Mobile Phone
Email
United StatesMichigan
May 01, 2024
D. A.
Service Technician
Mobile Phone
Email
UNITED STATES
Oct 23, 2024
D. R.
Service Technician
Mobile Phone
Email
UNITED STATES
Aug 04, 2023
D. C.
Journeyman Plumber
Mobile Phone
Email
United StatesMichigan
Oct 22, 2024

Frequently Asked Questions

What is W.J. O'Neil Company known for?

W.J. O'Neil Company was founded in 1983 operates in the Facilities Services industry. The company's main headquarters is located in 35457 Industrial Rd, Livonia, MI 48150, US; you can contact the main corporate office by phone at

+1-734-458-****

. Explore W.J. O'Neil Company's company overview page for more information.

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

W.J. O'Neil Company employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more W.J. O'Neil Company email formats with LeadIQ.

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

W.J. O'Neil Company has approximately 201 employees as of October 2025. These team members are located across 1 continents, including North America.

Who are W.J. O'Neil Company's key employees and leadership?

As of October 2025, W.J. O'Neil Company's key employees include:

Chief Financial Officer: M. J.
Vp Preconstruction & Construction Services: J. Y.
President: J. O.
President: J. O.
Network Administrator/Cto: S. T.

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