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

W.E. O'Neil Construction has employees across 10 departments including Operations, Program & Project Management, Recruiting, Business Development, Accounting.

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 22 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, Philippines, China.

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
790

United States Of America
788
Mexico
1
Canada
1

Asia
21

China
8
Philippines
7
Indonesia
3
India
2
United Arab Emirates
1

Europe
12

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

Africa
3

Nigeria
1
Somalia
1
Morocco
1

South America
2

Brazil
2

W.E. O'Neil Construction's Leadership

C. L.
Chief Executive Officer
Mobile Phone
Email
M. B.
Chief Estimator
Mobile Phone
Email
M. B.
Vice President Of Operations
Mobile Phone
Email
T. A.
Vice President Project Executive
Mobile Phone
Email
N. A. Z.
Owner
Mobile Phone
Email
T. O.
Partner
Mobile Phone
Email
G. R.
Vice President
Mobile Phone
Email
L. R.
Senior Vice President
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 Info

Location

Last Update

N. A. Z.
Owner
Mobile Phone
Email
United StatesNorth Carolina
Apr 13, 2026
C. L.
Chief Executive Officer
Mobile Phone
Email
Oct 23, 2024
T. O.
Partner
Mobile Phone
Email
UNITED STATES
Mar 07, 2023
G. R.
Vice President
Mobile Phone
Email
United StatesTennessee
Mar 26, 2026
L. R.
Senior Vice President
Mobile Phone
Email
UNITED STATES
May 02, 2023
M. B.
Chief Estimator
Mobile Phone
Email
Oct 18, 2024
M. B.
Vice President Of Operations
Mobile Phone
Email
UNITED STATES
Jul 23, 2025
R. O.
Vice President
Mobile Phone
Email
UNITED STATES
Mar 07, 2023
T. A.
Vice President Project Executive
Mobile Phone
Email
Jul 08, 2024
S. M. C.
Senior Director Of Talent Acquisition
Mobile Phone
Email
United StatesFlorida
Jun 04, 2026

Frequently Asked Questions

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

W.E. O'Neil Construction was founded in 1925 operates in the Construction industry. The company's main headquarters is located in 1245 West Washington Boulevard Chicago, Illinois 60607 United States; you can contact the 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 . 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 767 employees as of June 2026. These team members are located across 5 continents, including North AmericaAsiaEurope.

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

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

Chief Executive Officer: C. L.
Chief Estimator: M. B.
Vice President Of Operations: M. B.
Vice President Project Executive: T. A.
Owner: N. A. Z.

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W.E. O'Neil Construction Employee Directory

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