GSO Business Management, LLC logo

GSO Business Management, LLC Employee Directory

AccountingCalifornia, United States51-200 Employees

GSO Business Management offers comprehensive financial management for individuals and professionals, combining bookkeeping, accounting, and CPA services with in-house royalty and insurance support to address a broad range of financial needs. Its client roster includes entertainers, musicians, producers, athletes, and other high-net-worth individuals. The firm is based in Sherman Oaks, California, positioned near the center of the Ventura Boulevard business corridor in the Los Angeles area, and operates with a sizable professional staff.
The firm traces its origins to Bernard Gudvi, who launched Bernard Gudvi & Co. in 1977; after a merger and the establishment of a Sherman Oaks office in 1989, it evolved into its current form. Today, the practice is led by partners Michael Oppenheim and Nicholas Brown and emphasizes coordinating a client’s entire financial world, supported by alliances with mortgage brokers, banks, and financial institutions to broaden service reach. In the San Fernando Valley, the firm is regarded as one of the larger business management practices serving high-profile clients.

Find GSO Business Management, LLC employees' phone numbers or email addresses

GSO Business Management, LLC Global Highlights

Location
Employees

North America
38

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  • United States Of America
    38

Asia
1

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  • China
    1

GSO Business Management, LLC's Leadership

  • President at GSO Business Management, LLC
    S. L.
    President
  • Director, Royalties at GSO Business Management, LLC
    S. A.
    Director, Royalties
  • Accountant at GSO Business Management, LLC
    S. C.
    Accountant
  • Accountant at GSO Business Management, LLC
    J. D.
    Accountant

GSO Business Management, LLC Employee Metrics

100%
50%
0%
2026
2025
  • Accounting
  • Sales
  • Other
  • Community & Social Services

Contact profiles from GSO Business Management, LLC

Name
Title
Contact
Location
Last Update
  • President at GSO Business Management, LLC
    S. L.
    President
    Oct 17, 2024
  • Director, Royalties at GSO Business Management, LLC
    S. A.
    Director, Royalties
    Oct 16, 2024
  • Accountant at GSO Business Management, LLC
    S. C.
    Accountant
    Sep 14, 2026
  • Accountant at GSO Business Management, LLC
    J. D.
    Accountant
    Sep 06, 2026

Frequently Asked Questions

What is GSO Business Management, LLC known for?

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GSO Business Management, LLC was founded in 1977 and operates in the Accounting industry. You can contact GSO Business Management, LLC's main corporate office by phone at . Explore GSO Business Management, LLC's company overview page for more information.

What is GSO Business Management, LLC's most common email format?

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GSO Business Management, LLC employees' email format typically follows the pattern of FLast@gsogroup.com. Trying to find reliable and up-to-date employee contact data? Find more GSO Business Management, LLC email formats with LeadIQ.

How many employees does GSO Business Management, LLC have currently?

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GSO Business Management, LLC has approximately 51 employees as of July 2026. These team members are located across 2 continents, including North America and Asia.

Who are GSO Business Management, LLC's key employees and leadership?

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As of July 2026, GSO Business Management, LLC's key employees include:

  • President: S. L.
  • Director, Royalties: S. A.
  • Accountant: S. C.
  • Accountant: J. D.

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