William F. Osberghaus, Jr.

William F. Osberghaus, Jr.

Litigation - Securities
Recognized Since Recognized in Ones to Watch since 2024

About William

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4.8 / 5

0 Reviews

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Amara Okonkwo

Jan 05, 2026

Exceptional Communication and Responsiveness Throughout Our SEC Investigation

When our investment advisory firm faced an SEC investigation into alleged disclosure violations, William's communication was outstanding. He responded to emails within hours, even on weekends, and sch...

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Henrik Johansson

Jan 05, 2026

Deep Expertise in FINRA Rules Saved My Career

As an individual broker accused of misconduct by FINRA, I was terrified of losing my license. William's profound knowledge of securities laws and FINRA procedures was immediately evident. He meticulou...

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Yuki Nakamura

Jan 05, 2026

Secured a Multi-Million Dollar Settlement in PCAOB Case

Our accounting firm was embroiled in a PCAOB investigation over audit deficiencies that threatened massive penalties. William negotiated tirelessly, leveraging his relationships and understanding of e...

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Fatima Al-Rashid

Jan 05, 2026

Compassionate Guidance During a Stressful DOJ Probe

Facing a DOJ investigation into securities fraud was the most stressful experience of my life. William showed remarkable compassion, listening patiently to my concerns and reassuring me without sugarc...

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Diego Alvarez

Jan 05, 2026

Unmatched Professionalism in State Attorney General Matter

William represented our public company in a multi-state Attorney General investigation into securities disclosures. His professionalism was impeccable—from his polished courtroom demeanor to his metic...