Practice areas: Business Litigation, Business & Corporate, Employment & Labor; view more
Licensed in California since: 1995
Education: Southwestern Law School
Selected to Super Lawyers: 2009 - 2011, 2015 - 2025 
Selected to Rising Stars: 2006 Call today:
949-687-3626
Free Consultation Buus Law Group APC
3 Pointe DrSuite 110
Brea, CA 92821 Visit website
Details
The principal attorney at Buus Law Group in Brea, California, William L. Buus’ expansive portfolio encompasses a broad spectrum of litigation, ranging from cases involving trademark infringement, patent disputes and copyright violations to allegations of unfair competition, misappropriation of trade secrets, breach of contract, fraud and false claims, wrongful termination, wage and hour violations, conflicts arising from business sales, securities law before FINRA, shareholder disputes, real estate controversies and insurance claims. He diligently extends his exceptional legal services throughout Orange County, California.
An accomplished trial lawyer, Mr. Buus is renowned for his adept handling of diverse, intricate business cases across state and federal jurisdictions and appearances before various administrative bodies. With a wealth of experience, he has successfully presented arguments before federal and state appellate courts. His legal acumen and courtroom successes have not gone unnoticed, with his cases frequently becoming the focal point of numerous news media reports. He is peer-review rated AV Preeminent* through Martindale-Hubbell and holds a perfect “10.0” rating on Avvo. Additionally, he has received accolades from OC METRO Magazine, securing a distinguished standing among the foremost legal professionals in Orange County.
After completing his undergraduate studies in accountancy at California State University, Long Beach, in 1991, Mr. Buus attended the Southwestern Law School and received his J.D. with honors in 1995. Upon obtaining his law degree, he secured his license to practice in California in the same year. Subsequently, he achieved admission to practice before the U.S. Supreme Court, the U.S. District Courts for the Northern, Central and Southern Districts of California, the U.S. Court of Appeals for the 9th Circuit and the U.S. Court of Appeals for the Federal Circuit. Furthermore, he holds the authorization for Pro Hac Vice admissions in numerous states, including New York, Texas, Washington, Nevada and Delaware.
In addition to his legal practice, Mr. Buus maintains affiliations with various organizations, such as the American Board of Trial Advocates (ABOTA) and the Orange County Bar Association. Demonstrating eloquence and proficiency in authorship, he graciously imparts his valuable insights and knowledge to benefit the legal community and beyond.
*AV®, AV Preeminent®, Martindale-Hubbell Distinguished and Martindale-Hubbell Notable are certification marks used under license in accordance with the Martindale-Hubbell certification procedures, standards and policies. Martindale-Hubbell® is the facilitator of a peer-review rating process. Ratings reflect the anonymous opinions of members of the bar and the judiciary. Martindale-Hubbell® Peer Review Ratings™ fall into two categories – legal ability and general ethical standards.
Practice areas
Business Litigation, Business/Corporate, Employment & Labor: Employee, Employment Litigation: Plaintiff, Intellectual Property Litigation, Securities LitigationFocus areas
Contracts, Trade Secret, Wage & Hour Laws, Wrongful Termination
- 50% Business Litigation
- 10% Business/Corporate
- 10% Employment & Labor: Employee
- 10% Employment Litigation: Plaintiff
- 10% Intellectual Property Litigation
- 10% Securities Litigation
First Admitted: 1995, California
Professional Webpage: https://buuslaw.com/attorneys/william-l-buus
- 2020-Present: OCBA Master Lawyers Division, 2020
- 2012-Present: American Board of Trial Advocates, Associate, 2020
- 2011-Present: California State Bar, Litigation Section, 2020
- 2011-Present: Orange County Bar Association, 2020
- 2007-Present: California State Bar, Intellectual Property Law Section, 2020
- United States Supreme Court, 2015
- United States District Courts for the Northern District of California, 2013
- United States Court of Appeals, Ninth Circuit, 2009
- United States Court of Appeals for the Federal Circuit, 2005
- United States District Court, Southern District of California, 2002
- Pro Hac Vice admissions in several states, including New York, Texas, Washington, Nevada, and Delaware.
- United States District Court, Central District of California, 1995
- California State Bar, 1995
- Barsegyan v. Torabian - Mr. Buus represented a securities broker-dealer in a FINRA arbitration in which the client alleged another broker-dealer wrongfully failed and refused to pay her share of commissions owed from certain investment transactions. After the hearing, the arbitrator awarded Mr. Buus's client her share of the commissions, 2018
- Boulter v. Boulter - Mr. Buus represented a shareholder who was accused by another shareholder of misappropriating millions of dollars of corporate assets. After trial, the court found in favor of Mr. Buus's client, who was completely exhonerated of all wrongdoing, 2017
- Quoc Viet Foods v. VV Foods - Mr. Buus represented a large soup manufacturer against another soup manufacturer for trademark infringement. At trial, the jury found that the client's trademark was valid and infringed and that the defendant infringed the trademark. Ultimately, the Ninth Circuit Court of Appeals upheld that verdict, 2016
- Universal Products v. Omega Products: a $500,000 jury verdict in a breach of contract case in which a pool plaster supplier sued a manufacture for selling defective pool plaster product to the supplier, 2015
- Silver State v. FuturaNet: a $200,000 verdict after a jury trial in a breach of contract case in which his client, a tour bus operator, sued a travel agent for unpaid bookings, 2015
- Valerie Boulter v. Christopher Boulter, Orange County Superior Court Case Number 30-2013-00630918: obtained favorable court ruling in a proceeding to determine the fair value of a corporation under Corporations Code section 2000 so that the client was able to buy-out a hostile shareholder, 2014
- Wakefield v. Olen Properties: successfully defended against copyright infringement action brought by sculptor claiming his sculpture was copied by a large real estate developer, 2014
- Greenlight Financial Services, Inc. v. Internet Brands, Inc., Orange County Superior Court Case Number 30-2012-00558307, obtained a jury verdict of $750,000 for plaintiff in a breach of contract case involving defendant's use of the Greenlight name, 2013
- Wittenberg v. Beachwalk Homeowners Association, Orange County Superior Court Case Number 30-2011-00507078: On behalf of homeowners, obtained a judicial invalidation of a homeowners association election due to the association's failure to ensure equal access to its media during that election, 2013
- Protech v. Velox, United States District Court, Central District of California, Case No. 9-4049: represented defendant being sued for breach of a manufacturing contract; defense verdict, 2011
- Vietnam Telecom International v. Inyang, Los Angeles Superior Court Case No. BC364137: represented defendant in a lawsuit alleging fraud in a telecommunications transaction; judgment for defendant, 2011
- United States ex rel Begole v. Trenkle, United States District Court, Central District of California, Case No. 6-1104: represented plaintiff in a qui tam/wrongful termination case involving Medicare fraud; judgment for the plaintiff in the total sum of $2.2 million, 2011
- Richter v. Supa Technology, United States District Court, District of Nevada (Las Vegas), Case No. 8-0005: represented defendant in patent infringement case; jury verdict, 2010
- Cowle v. Colleary, Orange County Superior Court Case No. 2008-00106023: represented defendant and cross-complainant in an action alleging breach of a covenant not to compete and in a cross-action for payment on a promissory note; verdict for defense and for cross-complainant, 2010
- Morton Machinery v. JK Main, Orange County Superior Court Case No. 03CC05298: represented defendants in an action alleging the destruction of valuable metalmaking machinery; defense verdict, 2004
- Burgess v. Martindale, NASD No. 01-02308: represented claimant in NASD arbitration; award for claimint for $300,000, 2003
- Velox v. Jimray, United States District Court, Central District of California, Case No. 3-480: represented plaintiff in a trademark infringement/breach of contract action; plaintiff verdict for $2.89 million, 2003
- Spa De Soleil v. Hexachrome, Los Angeles Superior Court, Case No. LC051058: represented plaintiff in action for breach of contract and products liability; judgment for plaintiff, 2002
- Stilwell v. Disney, Orange County Superior Court Case No. 8077621: represented defense in a trip and fall personal injury lawsuit; defense verdict, 2000
- Garlich v. Town Center Assn, OC Superior Court, Case No. 767076: represented defense in a slip and fall personal injury lawsuit; defense verdict, 1995
- 2015-2020, AV - Preeminent, Martindale-Hubbell, 2020
- Southern California Super Lawyers Magazine
- 2009-2011, 2015-2020, Super Lawyer, Super Lawyer Magazine, 2020
- 2009-2020, Rated "10" (Superb), AVVO, 2020
- 2009-2014, Top Orange County Lawyer, OC Metro Magazine, 2014
- 2006, Rising Star, Super Lawyer Magazine, 2006
- 2004, Invited to Million Dollar Advocates Forum, 2004
- 1995, Graduated Cum Laud, Southwestern University School of Law, 1995
- 1993-1994, Law Review, Southwestern University School of Law, 1994
- 1993, Invited to Moot Court Honors Program, Southwestern University School of Law, 1993
- California State University, Long Beach, BS Accountancy, 1991
- Article, Author, Reclaim the Civil Right, Duty, and Power of Jury Service, Los Angeles Lawyer Magazine, 2013
- Author, Proving Actual Damages in Real Estate Non-Disclosure Actions, Orange County Trial Lawyers Association's "Gavel" Magazine, 2005
- Author, Get Expert Help to Decide on Recoverable Damages, Los Angeles Daily Journal, 2004
- Author, Plan Carefully to Discover Who Controls Corporation, Los Angeles Daily Journal, 2004
- Author, Proving Loss of Profits is Daunting But Manageable, Los Angeles Daily Journal, 2004
- Author, Lawyers Should Encourage Jurors to Question Witnesses, Los Angeles Daily Journal, 2004
- Speaker, Principles of the Carmack Amendment to the Interstate Commerce Act, 1999
- Author, Reduce Sidewalk Liability with a Maintenance Plan, Common Assessment Magazine, 1998
- Passed Uniform Certified Public Accountants Examination, 1992
Selections
- Super Lawyers: 2009 - 2011, 2015 - 2025
- Rising Stars: 2006
