Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci logo

Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci Employee Directory

Law PracticeCalifornia, United States11-50 Employees

Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci is a California-based law firm founded in 1965. Its practice covers a broad range of legal services for individuals and businesses, with many attorneys certified in multiple State Bar specialties and a cross-disciplinary approach for complex matters. The firm emphasizes timely, economical responses to clients' legal needs and maintains active engagement with the local judiciary, other lawyers, and professional and community organizations. In 1992, it expanded with a Napa Valley office in St. Helena to better serve wine-industry clients. Martindale-Hubbell has assigned the firm an A-V rating for legal ability, ethical standards, and diligence.

Find Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci employees' phone numbers or email addresses

Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci Global Highlights

Location
Employees

North America
27

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  • United States Of America
    27

Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci's Leadership

  • Stylized image of a person
    G. W.
    Chief Executive Officer
    Phone icon
  • Stylized image of a person
    L. H.
    Case Clerk
    Phone icon
  • Stylized image of a person
    C. S.
    File Clerk
    Phone icon
  • Stylized image of a person
    L. C.
    Attorney
    Phone icon
  • Stylized image of a person
    S. T.
    Assistant Secretary
    Phone icon
  • Stylized image of a person
    W. G.
    Of Counsel
    Phone icon
  • Stylized image of a person
    D. G.
    Phone icon

Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci Employee Metrics

100%
50%
0%
2026
2025
  • Legal
  • Accounting
  • Administrative
  • Analytics
  • Arts & Design
  • Other

Contact profiles from Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci

Name
Title
Contact Info
Location
Last Update
  • Stylized image of a person
    G. W.
    Chief Executive Officer
    Phone icon
    Oct 17, 2024
  • Stylized image of a person
    L. H.
    Case Clerk
    Phone icon
    United States
    Feb 17, 2026
  • Stylized image of a person
    C. S.
    File Clerk
    Phone icon
    Oct 22, 2024
  • Stylized image of a person
    L. C.
    Attorney
    Phone icon
    Oct 18, 2024
  • Stylized image of a person
    S. T.
    Assistant Secretary
    Phone icon
    Oct 17, 2024
  • Stylized image of a person
    W. G.
    Of Counsel
    Phone icon
    Apr 07, 2023
  • Stylized image of a person
    D. G.
    Phone icon
    UNITED STATES
    Jul 08, 2024

Frequently Asked Questions

What is Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci known for?

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Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci was founded in 1965 operates in the Law Practice industry. The company's main headquarters is located in 630 San Ramon Valley Boulevard Suite 100 Danville, California 94526 United States; you can contact the main corporate office by phone at . Explore Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci's company overview page for more information.

What is Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci's most common email format?

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Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci email formats with LeadIQ.

How many employees does Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci have currently?

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Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci has approximately 15 employees as of June 2026. These team members are located across 1 continents, including North America.

Who are Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci's key employees and leadership?

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As of June 2026, Gagen, McCoy, McMahon, Koss, Markowitz & Fanucci's key employees include:

  • Chief Executive Officer: G. W.
  • Case Clerk: L. H.
  • File Clerk: C. S.
  • Attorney: L. C.
  • Assistant Secretary: S. T.

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