Atty. Gregory A. Thyberg
Gregory A. Thyberg's legal journey began when he gained admission to the California State Bar in 1981.
Employee Disability Discrimination & More Attorney · Serving Sacramento, CA · 45+ Years Experience
Profile Summary
About Gregory A. Thyberg at a Glance
Gregory A. Thyberg is a Founder based in Sacramento, California, practicing at Thyberglaw. They have 45+ years of legal experience, licensed to practice since 1981. Their practice focuses on wrongful termination, discrimination, sexual harassment, family law, and employment. Admitted to practice in California (1981). Educated at University of California School of Law, Davis (J.D. The, 1981) and University of California, Berkeley (B.A., 1978). Recognitions include Peer Reviewed. Serves clients in Sacramento, CA and the surrounding metropolitan area.
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About Gregory A. Thyberg
- Gregory A. Thyberg's legal journey began when he gained admission to the California State Bar in 1981
- His early career was steeped in criminal prosecution, honing his skills in countless courtroom battles and examining hundreds of witnesses
- In 1986, a pivotal transition saw Mr. Thyberg join the esteemed law firm Dinkelspiel & Dinkelspiel, one of San Francisco's oldest, as an associate
- Over the ensuing three decades, his legal practice has evolved to encompass a diverse spectrum of matters, including business and commercial disputes, insurance law, and employment law
- Notably, Mr. Thyberg's litigation expertise includes a milestone achievement: establishing a house counsel office for a major insurance company in Southern California
- In this capacity, he meticulously oversaw a team of attorneys handling an impressive caseload of more than 400 litigation files
- His journey led to the establishment of his private practice in 2006, where he has since secured settlements and jury verdicts exceeding a remarkable thirty-five (35) million dollars on behalf of his clients
- Mr. Thyberg's groundbreaking legal prowess shines brightly in his representation of the relator in a groundbreaking case
- In United States ex rel Brian Markus v
- Aerojet Rocketdyne Holdings, Inc. et. al., Case No, 2:15-cv-224 (E.D
- Cal), he utilized the False Claims Act (FCA) to expose a defense contractor's false statements to the government regarding its compliance with DFAR and NASAFAR cybersecurity regulations
- The case, culminating in a $9 million settlement in July 2022 (inclusive of $2.61 million and a confidential settlement payment for statutory attorney fees), marked a historic moment
- Legal experts closely watched it as the inaugural major test of the DOJ's Civil Cyber-Fraud Initiative, launched in October 2021
- This landmark case established a blueprint for tackling 21st-century cybersecurity challenges using the FCA, a tool with roots tracing back to the Civil War
- Mr. Thyberg boasts a prolific career, having conducted more than 55 jury trials to verdict across California's judicial landscape
- He has also presented multiple cases before the California Court of Appeal
- His credentials extend to admission to practice before the United States District Courts for the Northern, Eastern, and Central Districts of California
- Recognized for his courtroom acumen and unwavering commitment to ethical conduct, Mr. Thyberg was elected to the American Board of Trial Advocates ("ABOTA") by his peers
- For a decade, he contributed his expertise as a faculty member at the University of California, Hastings College of Trial and Appellate Advocacy, imparting essential trial skills to practicing attorneys
- Furthermore, Mr. Thyberg held a faculty appointment as a lecturer at the University of California, Davis, School of Law, where he taught arbitration, mediation, and negotiation techniques
- Beyond his courtroom endeavors, Mr. Thyberg has served as a mediator for over two decades, completing extensive mediation training at Pepperdine University's Straus Institute for Dispute Resolution, totaling 42 hours
- He has also taken on the role of Judge Pro Tem/Settlement Officer for the Sacramento, San Francisco, and Los Angeles County Superior Courts
- Sharing his wealth of legal knowledge, Mr. Thyberg has been a prominent lecturer for various continuing legal education programs, including seminars hosted by the Bay Area Legal Secretaries Forum, Legal Secretaries, Inc., and the San Francisco Trial Lawyer's Association
- More recently, he ventured into the realm of cybersecurity and its relation to the False Claims Act, serving as a speaker at the CyberSheath CMMC Conference in both 2021 and 2022
- Complementing his speaking engagements, Mr. Thyberg has made appearances on numerous national news programs, including the CBS Early Show, Fox News, The Big Story with John Gibson, and Geraldo Rivera Live
- Mr. Thyberg's academic journey reflects his commitment to lifelong learning
- He earned his B.A. degree from the University of California Berkeley with High Honors in Economics and Distinction in General Scholarship in 1978
- His legal foundation was cemented at UC Davis Law School, where he obtained his J.D. in 1981
- His quest for knowledge extended overseas, culminating in an LL.M. in International Law from The London School of Economics and Political Science, University of London, England in 1982
- In 2006, he furthered his academic pursuits, securing an M.A. degree in Christian Apologetics with High Honors from Biola University
Practice Areas Explained
Gregory A. Thyberg's Areas of Legal Practice
Each practice area below reflects the types of cases Gregory A. Thyberg handles, with a practical overview of what that area of law involves and how it may apply to your situation in Sacramento.
Wrongful Termination in Sacramento
Gregory A. Thyberg is one of 6,861 wrongful termination attorneys indexed nationally. Browse wrongful termination attorneys in California →
Workplace Discrimination in Sacramento
Gregory A. Thyberg is one of 7,049 discrimination attorneys indexed nationally. Browse discrimination attorneys in California →
Sexual Harassment in Sacramento
Gregory A. Thyberg is one of 5,970 sexual harassment attorneys indexed nationally. Browse sexual harassment attorneys in California →
Family Law in Sacramento
Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.
Gregory A. Thyberg is one of 185,688 family law attorneys indexed nationally. Browse family law attorneys in California →
Employment Law in Sacramento
Employment lawyers represent workers in wrongful termination, discrimination, harassment, wage & hour disputes, and severance negotiations.
Gregory A. Thyberg is one of 167,770 employment attorneys indexed nationally. Browse employment attorneys in California →
Jurisdictional Context
Why Local Counsel Matters in Sacramento
Practicing law in California. Legal matters in California are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Sacramento are typically filed in the local municipal court or the appropriate California state district court, depending on subject matter and amount in controversy. An attorney licensed in California brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in California courts without local counsel or pro hac vice admission.
Sacramento Courts and Legal Process
Choosing a Sacramento-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.
Looking for additional California attorneys? Browse all attorneys in Sacramento or all attorneys in California.
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Professional Profile
Why Clients in Sacramento Choose Gregory A. Thyberg
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Gregory A. Thyberg's practice in the field of wrongful termination, discrimination, sexual harassment, family law, and employment.
Decade-Tested Legal Experience
Gregory A. Thyberg brings 45+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Broad Practice Area Coverage
Covering wrongful termination, discrimination, and sexual harassment, Gregory A. Thyberg can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Sacramento
A Sacramento-based practice means Gregory A. Thyberg attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
Case Types
Common Legal Issues Gregory A. Thyberg Handles in Sacramento
Below is a representative sample of the types of matters Gregory A. Thyberg has experience with under California law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.
This list is illustrative, not exhaustive. Contact Gregory A. Thyberg directly to discuss the specifics of your situation.
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How People Find Gregory A. Thyberg Online
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Gregory A. Thyberg's Practice Areas & Specializations
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