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Wanger Jones Helsley PC

Criminal Defense & White Collar Crime

Experienced defense in white collar and criminal matters in state and federal court, backed by the firm's trial reputation and former federal bench perspective.

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What We Do

Criminal Defense & White Collar Crime Services

01

White Collar Defense

Defense of fraud, financial, and business-related criminal allegations involving individuals and organizations.

02

Government & Regulatory Investigations

Representation in investigations by state and federal authorities and regulatory agencies, including pre-charge advocacy.

03

State & Federal Criminal Defense

Defense of criminal matters in California state and federal courts through trial.

04

Internal Investigations

Internal investigations for businesses and organizations responding to allegations of misconduct.

05

Appeals & Post-Conviction

Appellate and post-conviction representation in criminal matters.

06

Professional & Licensing Matters

Defense in matters affecting professional standing and licensing where criminal exposure is involved.

Overview

How We Serve Our Clients

Wanger Jones Helsley brings its trial reputation to white collar and criminal defense. The firm represents individuals and organizations in state and federal matters, from government investigations and pre-charge advocacy through trial and appeal, drawing on the courtroom experience that defines the firm.

Founded by the Honorable Oliver W. Wanger, a former United States District Judge, the firm offers bench-level perspective on how serious matters are charged, tried, and decided. That insight informs the defense of white collar allegations, regulatory investigations, and criminal charges.

The practice handles white collar defense, internal and government investigations, and criminal matters in both court systems, with appellate capability for post-conviction work. Clients facing high-stakes exposure benefit from the firm's trial credibility and its full-service ability to address related civil and business issues.

Our Approach

What to Expect from WJH

— 01

Bench Perspective

Founded by a former federal judge, the firm understands how serious matters are charged, tried, and decided, perspective that shapes its defense strategy.

— 02

Trial Credibility

The firm's reputation as a trial firm carries into criminal and white collar matters, where credible willingness to try a case matters.

— 03

Discreet & Coordinated

White collar and investigation matters are handled discreetly and, where needed, coordinated with the firm's business and litigation practices.

The Team

Attorneys in this Practice

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Peter M. Jones, Of Counsel, Wanger Jones Helsley PC
Peter M. Jones
Of Counsel

Peter M. Jones focuses his practice on criminal defense, white collar criminal defense, and civil litigation in both state and federal courts. Before entering private practice, Mr. Jones spent more than 25 years with the Fresno County Public Defender’s…

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Frequently Asked Questions
What does Wanger Jones Helsley handle in criminal defense and white collar matters?
Wanger Jones Helsley handles white collar defense, government and regulatory investigations, state and federal criminal defense, internal investigations, and criminal appeals and post-conviction matters. The firm represents individuals and organizations facing serious allegations, drawing on its trial reputation and the bench-level perspective of a firm founded by a former federal judge.
Does WJH handle white collar and federal matters?
Yes. The firm defends white collar allegations and represents clients in state and federal court and in government and regulatory investigations. Founded by a former United States District Judge, the firm brings bench-level perspective to how serious matters are charged and tried.
Can WJH conduct internal investigations for businesses?
Yes. The firm conducts internal investigations for businesses and organizations responding to allegations of misconduct. It coordinates that work with its corporate and litigation practices when civil, regulatory, or governance issues are also involved, so clients receive integrated counsel rather than separate, disconnected workstreams across the matter.
Why does a trial firm handle criminal defense?
Wanger Jones Helsley's reputation as a trial firm is central to its criminal and white collar defense. In matters where the credible willingness and ability to try a case affects outcomes, the firm's courtroom experience and former federal bench perspective are significant assets.
Where does WJH handle criminal defense matters?
The firm handles criminal and white collar matters from its Fresno office, representing clients in California state and federal courts. The practice serves individuals and organizations throughout the Central Valley and across the state, bringing the firm's trial credibility and former federal bench perspective to high-stakes defense work.
Who at WJH handles criminal defense and white collar matters in Fresno?
Wanger Jones Helsley's criminal and white collar defense is handled from the Fresno office, with Peter Jones among the attorneys experienced in these matters. The firm draws on its broader trial bench and its former federal judge founder's perspective when defending serious state and federal allegations.
Related Practices

Explore adjacent Practice Specialties.

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Litigation & Dispute Resolution

Trial-tested advocacy for businesses, institutions, and individuals in complex disputes across California, from a firm founded by a former United States District Judge and frequently retained by other attorneys.

Corporate & Business

Strategic counsel for businesses at every stage, from formation and governance to transactions, restructuring, and regulatory compliance, across California.

Labor & Employment

Management-side counsel for employers navigating wage and hour compliance, workplace investigations, employment litigation, and class action defense across California.

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