What departments does W.E. O'Neil Construction have?

W.E. O'Neil Construction has employees across 12 departments including Engineering, Operations, Program & Project Management, Arts & Design, Finance.

What is the largest department at W.E. O'Neil Construction?

The largest department at W.E. O'Neil Construction is Program & Project Management with 15 employees.

Where are W.E. O'Neil Construction employees located globally?

W.E. O'Neil Construction has employees across 6 continents and 19 countries including Nigeria, Somalia, Morocco, India, Philippines.

How has W.E. O'Neil Construction's team size changed over time?

W.E. O'Neil Construction's team has decreased from approximately 902 to 480 employees based on available data.

W.E. O'Neil Construction Employee Directory

ConstructionIllinois, United States501-1000 Employees

Founded in 1925 in Chicago by the O’Neil family, W.E. O’Neil Construction is a 100% employee-owned general contractor that operates nationwide. With offices in Arizona, California, Colorado, Illinois, Tennessee, and Texas, the company relies on its workforce as a primary asset and supports a broad spectrum of commercial projects through multiple delivery approaches, including design-build, design assist, construction management at risk, and lump-sum bidding.
W.E. O’Neil serves a wide range of commercial markets, emphasizing reliable project delivery, integrity, and customer satisfaction. The firm combines the resources of a large national contractor with the responsiveness of a smaller operation to meet diverse client needs. A recent development involves expanding operations to Mt. Juliet, Tennessee, where work has begun on a new Public Storage self-storage facility, signaling ongoing geographic growth.

W.E. O'Neil Construction Global Highlights

North America
785

United States Of America
783
Mexico
1
Canada
1

Asia
20

China
8
Philippines
5
India
3
Indonesia
3
United Arab Emirates
1

Europe
11

United Kingdom Of Great Britain And Northern Ireland
5
France
2
Ireland
1
Slovakia
1
Belgium
1
Italy
1

Africa
3

Nigeria
1
Somalia
1
Morocco
1

South America
1

Brazil
1

W.E. O'Neil Construction's Leadership

C. L.
Chief Executive Officer
Mobile Phone
Email
S. T.
Chief Technology Officer
Mobile Phone
Email
M. B.
Chief Estimator
Mobile Phone
Email
B. G.
Vice President Field Operations
Mobile Phone
Email
T. A.
Vice President Project Executive
Mobile Phone
Email
K. S.
Director Of Virtual Design & Construction
Mobile Phone
Email
J. S.
Safety Director
Mobile Phone
Email
Z. V.
Financial Director
Mobile Phone
Email

W.E. O'Neil Construction Employee Metrics

100%

50%

0%

2026

2025

Program & Project Management
Engineering
Civil Engineering & Construction
Administrative
Accounting
Other
Marketing
Business

Contact profiles from W.E. O'Neil Construction

Name

Title

Contact

Location

Last Update

M. C.
Administrative Assistant
Mobile Phone
Email
Oct 21, 2024
O. P.
Project Engineer Intern
Mobile Phone
Email
Oct 23, 2024
P. A.
W J O Neil Inc
Mobile Phone
Email
Oct 18, 2024
R. C.
Project Engineer
Mobile Phone
Email
Oct 22, 2024
S. B.
Project Engineer
Mobile Phone
Email
Oct 16, 2024
S. S.
Marketing Coordinator
Mobile Phone
Email
Oct 18, 2024
T. W.
Master Mechanic
Mobile Phone
Email
Oct 22, 2024
P. A.
Information Security Officer
Mobile Phone
Email
United Kingdom, England
Jun 01, 2026
L. P.
123
Mobile Phone
Email
Austria
Sep 08, 2026
C. A.
Mobile Phone
Email
Jun 27, 2025

Frequently Asked Questions

What is W.E. O'Neil Construction known for?

W.E. O'Neil Construction was founded in 1925 and operates in the Construction industry. You can contact W.E. O'Neil Construction's main corporate office by phone at

+1-310-643-****

. Explore W.E. O'Neil Construction's company overview page for more information.

What is W.E. O'Neil Construction's most common email format?

W.E. O'Neil Construction employees' email format typically follows the pattern of FLast@weoneil.com. Trying to find reliable and up-to-date employee contact data? Find more W.E. O'Neil Construction email formats with LeadIQ.

How many employees does W.E. O'Neil Construction have currently?

W.E. O'Neil Construction has approximately 781 employees as of August 2026. These team members are located across 5 continents, including North America, Asia and Europe.

Who are W.E. O'Neil Construction's key employees and leadership?

As of August 2026, W.E. O'Neil Construction's key employees include:

Chief Executive Officer: C. L.
Chief Technology Officer: S. T.
Chief Estimator: M. B.
Vice President Field Operations: B. G.
Vice President Project Executive: T. A.

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W.E. O'Neil Construction Employee Directory

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