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William O'Neil + Co., Inc. Employee Directory

Financial ServicesCalifornia, United States51-200 Employees

William O'Neil + Co., Inc. has about 100 employees across 4 continents, most of them in North America. By country, the largest groups are United States Of America (70%), India (14%) and United Kingdom Of Great Britain And Northern Ireland (7%). Banking and Finance make up over half of the profiles with a known department. William O'Neil + Co., Inc.'s workforce spans 13 departments. William O'Neil + Co., Inc.'s workforce grew 4% between January 2026 and November 2026.

Find William O'Neil + Co., Inc. employees' phone numbers or email addresses

William O'Neil + Co., Inc. Global Highlights

Location
Employees

North America
67

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  • United States Of America
    67

Asia
19

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  • India
    13
  • China
    6

Europe
9

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  • United Kingdom Of Great Britain And Northern Ireland
    7
  • France
    1
  • Germany
    1

Oceania
1

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  • Australia
    1

North America accounts for 70% of William O'Neil + Co., Inc.'s workforce, followed by Asia (20%) and Europe (9%).

William O'Neil + Co., Inc.'s Leadership

  • Vp Institutional Equity And Credit Research Sales At Morningstar at William O'Neil + Co., Inc.
    K. N.
    Vp Institutional Equity And Credit Research Sales At Morningstar
    Mobile Phone
  • Managing Director at William O'Neil + Co., Inc.
    F. A.
    Managing Director
    Mobile Phone
  • Managing Director at William O'Neil + Co., Inc.
    T. M.
    Managing Director
    Mobile Phone
  • Owner at William O'Neil + Co., Inc.
    T. O.
    Owner
    Mobile Phone
  • Director Of User Experience at William O'Neil + Co., Inc.
    H. T.
    Director Of User Experience
    Mobile Phone
  • Executive Director - Lead Research Analyst at William O'Neil + Co., Inc.
    T. D.
    Executive Director - Lead Research Analyst
    Mobile Phone
  • Associate Creative Director at William O'Neil + Co., Inc.
    G. S.
    Associate Creative Director
    Mobile Phone
  • Executive Director at William O'Neil + Co., Inc.
    D. M.
    Executive Director
    Mobile Phone

William O'Neil + Co., Inc. Employee Metrics

100%
50%
0%
2026
2025
  • Finance
  • Banking
  • Engineering
  • Accounting
  • Information Technology
  • Other
  • Consulting

Banking is the largest department at 30% of profiles with a known department, up from 29% in January 2026, followed by Finance (30%, down from 45%) and Consulting (10%, up from 0%).

Contact profiles from William O'Neil + Co., Inc.

Name
Title
Contact
Location
Last Update
  • Managing Director at William O'Neil + Co., Inc.
    F. A.
    Managing Director
    Mobile Phone
    United Kingdom, England
    Sep 30, 2026
  • Managing Director at William O'Neil + Co., Inc.
    T. M.
    Managing Director
    Mobile Phone
    Oct 23, 2024
  • Owner at William O'Neil + Co., Inc.
    T. O.
    Owner
    Mobile Phone
    Oct 18, 2024
  • Vp Institutional Equity And Credit Research Sales At Morningstar at William O'Neil + Co., Inc.
    K. N.
    Vp Institutional Equity And Credit Research Sales At Morningstar
    Mobile Phone
    Oct 16, 2024
  • Director Of User Experience at William O'Neil + Co., Inc.
    H. T.
    Director Of User Experience
    Mobile Phone
    Bay
    Jun 29, 2026
  • Executive Director - Lead Research Analyst at William O'Neil + Co., Inc.
    T. D.
    Executive Director - Lead Research Analyst
    Mobile Phone
    United Kingdom, England
    Sep 30, 2026
  • Associate Creative Director at William O'Neil + Co., Inc.
    G. S.
    Associate Creative Director
    Mobile Phone
    Sep 30, 2026
  • Executive Director at William O'Neil + Co., Inc.
    D. M.
    Executive Director
    Mobile Phone
    Oct 16, 2024
  • Director, Network Architecture Online Services at William O'Neil + Co., Inc.
    F. R.
    Director, Network Architecture Online Services
    Mobile Phone
    Oct 17, 2024
  • Director, Network Architecture Online Services at William O'Neil + Co., Inc.
    K. R.
    Director, Network Architecture Online Services
    Mobile Phone
    Oct 23, 2024

Frequently Asked Questions

What are the largest departments at William O'Neil + Co., Inc.?

Minus sign iconPlus sign iconBanking is the largest department at 30% of profiles with a known department, up from 29% in January 2026, followed by Finance (30%, down from 45%) and Consulting (10%, up from 0%). William O'Neil + Co., Inc.'s workforce spans 13 departments.

Where are William O'Neil + Co., Inc.'s employees located?

Minus sign iconPlus sign iconWilliam O'Neil + Co., Inc. has about 100 employees across 4 continents, most of them in North America. North America accounts for 70% of William O'Neil + Co., Inc.'s workforce, followed by Asia (20%) and Europe (9%). By country, the largest groups are United States Of America (70%), India (14%) and United Kingdom Of Great Britain And Northern Ireland (7%).

How has William O'Neil + Co., Inc.'s workforce changed over the past year?

Minus sign iconPlus sign iconWilliam O'Neil + Co., Inc.'s workforce grew 4% between January 2026 and November 2026. Banking's share of profiles with a known department rose from 29% to 30%.

How many employees does William O'Neil + Co., Inc. have currently?

Minus sign iconPlus sign iconWilliam O'Neil + Co., Inc. has approximately 100 employees as of November 2026. These team members are located across 4 continents, including North America, Asia and Europe.

Who are William O'Neil + Co., Inc.'s key employees and leadership?

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As of November 2026, William O'Neil + Co., Inc.'s key employees include:

  • Vp Institutional Equity And Credit Research Sales At Morningstar: K. N.
  • Managing Director: F. A.
  • Managing Director: T. M.
  • Owner: T. O.
  • Director Of User Experience: H. T.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

What is William O'Neil + Co., Inc.'s most common email format?

Minus sign iconPlus sign iconWilliam O'Neil + Co., Inc. employees' email format typically follows the pattern of FLast@williamoneil.com. Trying to find reliable and up-to-date employee contact data? Find more William O'Neil + Co., Inc. email formats with LeadIQ.

What is William O'Neil + Co., Inc. known for?

Minus sign iconPlus sign iconWilliam O'Neil + Co., Inc. was founded in 1963 and operates in the Financial Services industry. You can contact William O'Neil + Co., Inc.'s main corporate office by phone at
+1-310-448-****
. Explore William O'Neil + Co., Inc.'s company overview page for more information.

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