Big River Lawyers

Recent Accolades:
Featured in the Los Angeles Business Journal, Most Influential Lawyers of 2014.
Named as one of the 2015 Trusted Advisors for the San Fernando Valley Business Journal.
Awarded as 2016 Top Attorneys of Southern California by Los Angeles Magazine.
Awarded 2016 Global Law Experts Award for Business Start-Up IP Law Firm in California.
Named 2016 Intellectual Property Practitioner of the Year by Acquisition International.
Named 2017 America’s Most Honored Professional by The American Registry.
Awarded multiple years of Super Lawyer recognition.
Named 2019 Best Law Firms by Best Lawyers of U.S. News and World Report.
Named 2019 Business Start-Up IP Law Firm of the Year in California...

Mark Vomacka Larson (born in 1980) is an American award-winning attorney, currently a named-partner at Larson, Larson & Dauer, a renowned workers’ compensation law firm based in Mission Hills, LA, California. Larson is a noted and top-rated litigation attorney and focuses his practice on workers' compensation, and employment law. Due to his success at such a young age, Larson has received countless awards, including being voted one of the Best Attorneys in America by the American Academy of Attorneys and the American Institute of Law. He was also repeatedly named as a Top 40 under 40 Attorney. Since the...

Phil Israels graduated from the University of California at Berkeley where he studied Economics. He then attended the University of San Francisco, School of Law, where he received the American Jurisprudence Award. After graduating in 1975, he worked for the Los Angeles City Attorney's Office for four years as a prosecutor. In 1979, he decided to work as a criminal defense attorney. He is now a Board Certified Specialist in the field of Criminal Law During his tenure as a defense lawyer, he has successfully defended his clients against a wide range of criminal charges, including drunk driving, domestic violence, sexual related...

Gerard V. Kassabian JD, LL.M, is a California licensed attorney with diverse experience in transaction and litigation matters representing high net-worth families with respect to their trusts and estates, family law, real estate and business law matters. Mr. Kassabian is admitted to practice before all California State Courts and the United States District Court of California, Central District. After graduating from the University of Southern California with dual-degrees in Business Finance with emphasis in Real Estate and Political Science, he attended Southwestern Law School where he was an associate editor of the Southwestern Law Review honors program followed by a...

From 1987 to 1990, he was a staff attorney at Westside Legal Services, in Santa Monica, California where he was the lead trial lawyer representing lower income families and individuals who could not afford a lawyer. In 1990, DeSimone founded the cutting edge civil rights law firm Schonbrun & DeSimone. Later known as Schonbrun DeSimone Seplow Harris & Hoffman, the firm established a reputation as one of the most prestigious civil and employment rights law firms in the State of California and in the entire country.

After twenty-five years as a partner, Jim decided to carve out his own path by...

I am a business attorney with substantial in-house legal experience at companies involved in entertainment and communications technologies. I focus on technology transactions, contracts, trademark and copyright law, and publishing law. I have negotiated and drafted complex, sophisticated contracts involving technology, licensing, joint ventures, and asset purchases. I've also managed an extensive intellectual property portfolio (trademarks and copyrights), and have handled the prosecution of domestic and international trademarks, software licensing, domain name enforcement, and copyright registrations.

I am a successful White Collar Defense & Business Law attorney. I defend individuals and companies facing prosecution, investigation, and complex litigation. A former criminal prosecutor, I bring unique experience, knowledge and insight to aggressively advocate for my clients. I am dedicated to exceptional representation and the best possible outcomes.

I am an accomplished and determined California attorney. I represent owners, developers, and lenders with Business, Real Estate, Global Hospitality, and ADA Compliance & Defense law matters.

I advise and advocate for clients with a wide range of complex hotel, resort, vacation ownership property, restaurant, golf course and spa issues. With extensive experience and legal expertise, I provide a practical approach to defining goals, developing plans, and closing the deal. I am dedicated to getting results.

My practice is focused on Patent, Trademark, Copyright, and Intellectual Property Law. Based in California, I represent national and international clients from a wide range of industries.

With nearly 40 years of legal experience, you can expect skilled, knowledgeable and zealous representation. My accomplishments have resulted in numerous honors, including recognition as being among the Best Lawyers in America, Top Intellectual Property Attorneys in California, and Top 100 Attorneys in Los Angeles.

I am a successful Intellectual Property, Patent, Litigation and Appellate Law attorney. Based in California, my experience includes trademark matters in more than 150 countries.

I provide aggressive advocacy for a full range of intellectual property and patent law issues. I am committed to achieving the best possible results with efficient and effective representation.

I received my B.A. from Yale University, where I played Varsity Lacrosse. My J.D. is from the University of Southern California Gould School of Law.

I am an experienced California trial attorney. My areas of expertise include Business, Trust & Estate Litigation, and Creditor Rights matters.

For over three decades, I have helped clients effectively avoid and resolve a broad array of legal disputes. With extensive understanding and skill, I am dedicated to the highest level of personal service and representation, focused on the best possible outcomes.

I have been recognized with the highest AV rating from Martindale-Hubbell, in addition to being named a Super Lawyer and among the Best Lawyers in America.

I represent management in Labor and Employment Law matters. Based in California, I advise employers nationwide with a wide range of legal needs.

With 25 years of experience, I bring extensive skill and knowledge to every case. I provide aggressive advocacy focused on the best possible results in labor and employment matters. Additionally, I hold the highest possible AV Rating from Martindale-Hubbell.

I am a Los Angeles Business attorney with expertise in a vast array of Cybersecurity and Privacy law matters.

With over 30 years of experience, I am skilled at providing practical counsel for complex legal situations. I am dedicated to clear communication and exceptional representation.

I have been honored with numerous awards, including Top 20 Cyber - Artificial Intelligence Lawyers, Most Influential Lawyers in Digital Media and E-Commerce Law, and Top Rated Lawyer in Technology Law.

With four decades of legal experience, I provide counsel for Business, Real Estate, Estate Planning, Tax, Intellectual Property, Entertainment & Sports, and Hospitality Law matters. Based in Southern California, I represent clients as outside general counsel throughout the world. I am dedicated to delivering legal expertise and experience focused on the best possible outcomes.

Highly accomplished and respected by peers, I have been honored as the 2018 Southern California Lawyer of the Year for Closely-Held Companies & Family Businesses Law, and the 2019 Southern California Lawyer of the Year for Trusts and Estates.

Outside of work, I am committed to giving...

Kevin McDonnell is a skilled California Business, Real Estate, Government & Administrative, and Litigation attorney. His practice includes, but is not limited to, representation of developers and property owners with land use, zoning, entitlements, regulation, and compliance, and dispute resolution matters.

Kevin brings unique knowledge and understanding to his cases. In addition to his law degree, he holds a B.S. in Civil Engineering and M.S. in Structural Engineering. Kevin is registered in California as both a Civil and Structural Engineer.

Kevin advocates for clients with passion and integrity. He is dedicated to providing exceptional service and the best possible results. Visit...

100% Defense -Criminal Law Only -Award Winning Attorney -Over 30 years of experience in Santa Clara County Courts -Over 100 jury trials, everything from high profile murder cases to misdemeanor DUIs -Work has been featured on the front page of San Jose Mercury News -Bilingual (Spanish) One Dedicated Lawyer: I work hard because I want the best possible results. Sometimes a case that looked impossible at first, gets better if I work hard enough.

Former prosecutor, combat veteran (USCG), complex dispute resolution, competitive business litigation, depositions, trials, law and motion, appeals.

I have over 35 years of experience in bankruptcy consulting, litigation, and related appeals. I am dedicated to exceptional representation focused on the practical, cost-effective solutions you need. Visit my website for more information and representative cases.

I am an accomplished ADA Compliance & Defense attorney. With a practice encompassing over 30 years, I am dedicated to providing exceptional service and legal representation. I am a member of the American College of Real Estate Lawyers and on the Advisory Board of Directors of the Advanced Commercial Leasing Institute, Georgetown University Law Center. I also serve as Chair of JMBM's ADA Compliance & Defense Group and am the author of the ADA Compliance & Defense Blog. My transactional practice includes leasing, lease administration for developers and tenants, acquisition and sales, portfolio management, regulation of real property use and development,...

Bryan Kemnitzer is a partner at Kemnitzer, Barron, and Krieg, LLP. He received a B.A. from Stanford University in 1972 and a J.D. from McGeorge School of Law (University of the Pacific) in 1975. Bryan was admitted to the State Bar of California in 1975. He has been a civil litigator for more than 30 years and has tried numerous jury cases to judgment. He has served as an arbitrator, and as a Judge-Pro-Tem.

For more than 30 years, his practice has been focused on representing consumers, with an emphasis on the auto industry. Bryan has been involved not only in...

John Runfola is a highly experienced and effective criminal defense attorney. His cases have at times drawn international attention, and he has succeeded in winning favorable results for clients both at trial and through skillful pre-trial work. He is listed in Bar Register of Preeminent Lawyers and has earned the highest rating from the national lawyer registry Martindale Hubbell. Prior to starting his own practice, Mr. Runfola served as a Public Defender in San Francisco, where he gained invaluable courtroom experience. He is a seasoned trial lawyer, yet is equally adept at the behind-the-scenes work that often proves critical to a...

Who am I? Why do I do this? What are you getting when you hire me and my staff? Am I any good at this lawyer stuff? Will I win? Those are all good questions; and I even have answers for some of them.

I started the firm in the mid 1990’s after the Savings and Loan implosion killed commercial real estate for about five years.

In 1978, I got my California real estate license, and two years later, my broker’s license. In 1993, I was awarded the nationally recognized CCIM designation by the Commercial Investment...

As an experienced General Counsel with two stints at late-stage growth companies, Ronak Ray leads all legal matters for maturing businesses. He supported TaskUs’ board as corporate secretary and 18,000 people globally while managing to close a $500 million transaction with Blackstone before joining another scaling technology company at Pantheon as their General Counsel. Most recently, Ronak was appointed as Executive Managing Director of modCounsel to support growth companies for concierge in-house legal services from early stage to publicly listed businesses.

Robert B. Kaplan is an accomplished California Bankruptcy, Business, and Real Estate Law attorney with an emphasis on creditors' rights and bankruptcy related cases. Focused on results, Bob has been providing rigorous and uncompromising legal representation for over 40 years.

Bob is a Co-Managing Partner at Jeffer Mangels Butler & Mitchell, a firm listed on American Lawyer's AmLaw 200. A highly skilled and knowledgeable attorney, he is ready to assist you in accomplishing your legal objectives.

Matthew Kenefick has an extensive law practice which includes litigation, real estate and compliance matters. Mr. Kenefick represents a variety of industries including manufacturers, financial institutions, retailers, real estate developers, wineries and the hotel industry, among others.

I am an accomplished California attorney, representing clients with Government, Environmental, Natural Resources and Land Use matters. I have over 30 years of experience with a broad array of federal, state and local issues. I bring knowledgeable and skilled advocacy to effectively and efficiently meet your legal needs. A recipient of CalCIMA's Spirit of the Industry Award, I am also listed among The Best Lawyers in America and Northern California Super Lawyers.

Former prosecutor. Experienced criminal, DUI, and juvenile defense attorney across California from North to South. Marc also represents people in Restraining Order cases.

I am an accomplished California Bankruptcy and Business law attorney. My areas of expertise include a broad range of insolvency matters for creditors.

I provide extensive experience and knowledge, focused on maximizing benefits and minimizing losses. With a long history of successful results, I am dedicated to innovative and practical solutions for your bankruptcy and insolvency problems.

I have been honored with recognition as a Northern California Super Lawyer, Best Lawyers of America, and an AV Rating from Martindale-Hubbell.

Visit my website for more information and to see representative cases.

L. Randolph Harris is a partner in JMBM's San Francisco office who works with a broad array of privately held companies and their owners on business and tax matters. Randy advises clients with regard to business transition, taxable and tax deferred mergers and acquisitions, joint ventures, restructuring, integrated tax planning, federal and state tax controversy resolution, and real estate transactions. Randy's experience includes counseling mature companies on operations, business transactions and mergers and acquisitions and counseling emerging and growth companies on business organization, financing and operations. He advises on income tax planning for individuals, partnerships and corporations and also advises...

Solving business problems from a legal perspective for technology companies. I have served as a trusted advisor to boards and C-suites in private and public companies for more than 15 years including more than 9 years at Actuate Corporation (NASDAQ:BIRT) as its SVP, GC, Chief Compliance Officer and Corporate Development until the sale of Actuate to OpenText, Inc in 2015. I have particular expertise with M&A, governance, managing litigation and operational process and policy improvement. A consistent strong performer, I was a securities litigator at Wilson Sonsini and Heller Ehrman and a law clerk at the Federal District Court for the...

Mr. Rose is dedicated to providing the best legal representation for injured victims and their families in a compassionate, efficient and effective manner. He is a passionate advocate for his clients and resolves most cases in a matter of months, rather than years. He is most widely known as one of the leading bicycle lawyers, pedestrian lawyers, and motorcycle accident lawyers in the San Francisco Bay Area. Mr. Rose also serves as a Mediator of claims throughout California.

Taylor Burras is a Labor and Employment attorney. Her practice focuses on the hospitality and insurance industries.

Taylor has experience counseling and litigating on behalf of employers in matters relating to discrimination, harassment and wrongful termination, reduction in workforce, hiring, leaves of absence, and wage and hour issues. She has also handled matters before the Employment Development Department (EDD), Department of Labor Standards Enforcement, Department of Fair Employment and Housing, and the National Labor Relations Board. Taylor has successfully represented hotels, resorts and restaurants in numerous general and employment litigation matters. In the insurance industry, she has defended large insurance companies...

Erik Christensen litigates, and provides counsel on, corporate and employment issues in California and the District of Columbia. His experience includes working as a senior associate at top-ranked global law firms, including Littler Mendelson and Greenberg Traurig. Before this, Erik externed at the California Supreme Court and the First District Court of Appeal, two of the most prestigious opportunities provided to law students in California. Erik also served as a law clerk for the Los Angeles District Attorney’s Victim Impact Program (sometimes referred to as the “Special Victims Unit.”) His experience includes years of service with the 101st Airborne’s...

Ernest C. Brown, ESQ, PE is highly experienced in construction contracts, negotiation, claims preparation, construction litigation, mechanic’s liens, bid protests, public works law and insurance coverage. He has resolved more than 2,500 construction disputes, including complex mediations, arbitrations, litigation, court trials, jury trials, DRB's and other innovative ADR approaches. He is a graduate of MIT in Civil and Environmental Engineering and earned a MS Construction Management and JD from the University of California, Berkeley. He also did graduate coursework at Harvard Law School in International Law. He is a senior construction lawyer and licensed civil engineer. Mr. Brown has...

Paul DeAngelis practices in the San Francisco Bay Area. He concentrates on real estate matters, including litigating buyer and seller disputes arising from transactions, neighbor and HOA disputes, and broker defense issues. He also provides transaction and counseling services to buyers and sellers, to property owners to resolve neighbor and HOA disputes, and to brokers and agents regarding risk management and BRE compliance issues. The information in this profile and any reviews or endorsements do not constitute a guarantee, warranty or prediction regarding the outcome of any legal representation. It is a communication within Rules of Professional Conduct of...

Heidi Machen has been an attorney since 1996 when she graduated from University of California Hastings College of the Law and passed the California Bar Exam. Prior to hanging her shingle as a sole practitioner in 2008, representing clients in matters of employment and regulatory law, Ms. Machen served in various policy and executive positions in local and Bay Area government.

Among her extracurricular activities, she is an avid cyclist, a Vegan cook, an amateur oil painter, has been known to contribute to theatrical productions on or off stage, and to participate in Democratic party doings. She...

Jon Welner is a leading practitioner of environmental law in California. His broad and deep experience over twenty years enables him to solve regulatory problems for clients in virtually every area of environmental practice, including air, water, hazardous materials, hazardous waste, consumer products, traditional and renewable energy, and natural resources. Jon helps clients make sense of the “alphabet soup” of state and federal environmental regulatory agencies in order to achieve their business objectives. He regularly represents clients in court to defend their interests and achieve their goals.

Jon has a robust land use practice and assists clients to successfully navigate the...

JEREMY OLSAN is the principal of Olsan Law, Inc. From 2008 until 2020 Jeremy was a partner at the Perry law firm. He practices in the areas of real estate transactions, business and non-profit entity formation, finance, and governance, mergers, acquisitions, and sales, business contracts and transactions, as well as construction transactions, commercial property leasing, mortgage and finance law, and land use law. An AV Preeminent® Peer Review Rated attorney* since 2013, Jeremy has also been repeatedly recognized by his peers as a Northern California Super Lawyer®. In 2016, the California State Bar Board of Trustees appointed Jeremy to...