ONEIL logo

ONEIL Employee Directory

Information ServicesOhio, United States201-500 Employees

ONEIL is an information services firm based in Miamisburg, Ohio, specializing in technical documentation services and technology-enabled solutions designed to support product lifecycles. The company focuses on converting complex product information into practical materials that help sustain performance and reliability of equipment, with an emphasis on supporting customers' bottom-line outcomes. In this context, ONEIL serves organizations that depend on accurate, accessible product-support content.

Its client base includes manufacturers and other organizations seeking comprehensive documentation and training resources for products in the field, as demonstrated by a project to develop training materials for electric vehicles, robotics, autonomous lawn equipment, and related battery management systems. The firm also participates in industry events, such as the Michigan Defense Expo, reflecting engagement with sector-specific opportunities. Recent leadership changes and ongoing partnerships indicate continued expansion of services while preserving a focus on information-management capabilities.

Find ONEIL employees' phone numbers or email addresses

ONEIL Global Highlights

Location
Employees

North America
281

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  • United States Of America
    279
  • Canada
    1
  • Costa Rica
    1

Asia
2

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  • Japan
    1
  • Afghanistan
    1

Europe
2

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  • United Kingdom Of Great Britain And Northern Ireland
    2

South America
1

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  • Ecuador
    1

ONEIL's Leadership

  • Chief Information Officer at ONEIL
    D. S.
    Chief Information Officer
  • Chief Operating Officer at ONEIL
    H. L.
    Chief Operating Officer
  • Chief Financial Officer at ONEIL
    J. S.
    Chief Financial Officer
  • Chief Operating Officer at ONEIL
    L. E.
    Chief Operating Officer
  • President at ONEIL
    G. M.
    President
  • President at ONEIL
    G. P.
    President
  • President at ONEIL
    R.
    President
  • President at ONEIL
    T. H.
    President

ONEIL Employee Metrics

100%
50%
0%
2026
2025
  • Media & Communications
  • Program & Project Management
  • Administrative
  • Accounting
  • Business Development
  • Other
  • Community & Social Services

Contact profiles from ONEIL

Name
Title
Contact
Location
Last Update
  • Lead Technical Writer at ONEIL
    C. P.
    Lead Technical Writer
    Oct 22, 2024
  • Aerospace Project Manager at ONEIL
    C. A.
    Aerospace Project Manager
    Oct 22, 2024
  • Lead Technical Writer at ONEIL
    G. L.
    Lead Technical Writer
    Apr 24, 2025
  • Human Resources Manager at ONEIL
    J. B.
    Human Resources Manager
    Oct 16, 2024
  • Project Manager at ONEIL
    J. B.
    Project Manager
    Oct 21, 2024
  • Lead Internal Auditor at ONEIL
    J. P.
    Lead Internal Auditor
    Oct 22, 2024
  • Manager at ONEIL
    K. S.
    Manager
    Oct 17, 2024
  • Lead Technical Writer at ONEIL
    K. K.
    Lead Technical Writer
    Oct 23, 2024
  • Lead Technical Writer at ONEIL
    K. S.
    Lead Technical Writer
    Oct 18, 2024
  • Systems Analyst Ii at ONEIL
    A. S.
    Systems Analyst Ii
    Feb 02, 2026

Frequently Asked Questions

What is ONEIL known for?

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ONEIL was founded in 1947 and operates in the Information Services industry. You can contact ONEIL's main corporate office by phone at . Explore ONEIL's company overview page for more information.

What is ONEIL's most common email format?

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ONEIL employees' email format typically follows the pattern of FLast@oneil.com. Trying to find reliable and up-to-date employee contact data? Find more ONEIL email formats with LeadIQ.

How many employees does ONEIL have currently?

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ONEIL has approximately 279 employees as of August 2026. These team members are located across 4 continents, including North America, Asia and Europe.

Who are ONEIL's key employees and leadership?

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As of August 2026, ONEIL's key employees include:

  • Chief Information Officer: D. S.
  • Chief Operating Officer: H. L.
  • Chief Financial Officer: J. S.
  • Chief Operating Officer: L. E.
  • President: G. M.

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