Chatsworth Lawyers

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...

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.

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 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.

With over 20 years of experience in the legal field, attorney Stephanie V. Trice brings a passion for client advocacy and interest in the nuances of intellectual property law. She enjoys working with artists, business owners, and inventors at the earliest stage, often when there is nothing to see but a bright idea, and provides guidance to achieve their objectives and develop their intellectual property portfolio. On the litigation side, she is a critical and analytical thinker who tenaciously fights for her client’s intellectual property rights and defends those accused of infringement.

Mr. McMorris is a trial lawyer and directs Thornton Law Firm’ workplace injury and health care subrogation practices. He is a member of the Massachusetts and New York bars and the American Association for Justice. Mr. McMorris’ trial experience has included several jury verdicts in excess of $1 million dollars in cases involving products liability, construction accidents, toxic exposures, lead paint poisoning, and asbestos exposure. Mr. McMorris is appointed by the federal district court to serve as plaintiff’s liaison counsel in asbestos litigation, and has served in that positions since 1993. He was appointed by the Superior Court of...

Michael P. Thornton is founder and chair of Thornton Law Firm LLP. A nationally recognized expert on toxic tort litigation, Mr. Thornton graduated from Dartmouth College and Vanderbilt Law School. In the 1970’s he successfully undertook the representation of a number of shipyard and construction workers who had developed asbestos-related diseases. Over the years, the firm has grown to become the largest firm in the Northeast representing victims of asbestos and other toxic materials. The firm has brought justice to workers who contracted cancer and other health issues from exposure to chemicals, defective drugs, and defective products, and to...

Andrew is a Thornton Law Firm partner and trial attorney. Andrew manages the Thornton Law Firm asbestos trial practice. He has successfully litigated hundreds of asbestos cases in the Massachusetts Superior Court. Andrew has also successfully argued cases before the Massachusetts Appeals Court and the Massachusetts Supreme Judicial Court. (Spellman v. Shawmut Woodworking & Supply, Inc., et al, 445 Mass. 675 (2006)). He has lectured before nationwide continuing legal education seminars on the subjects of asbestos litigation and the admissibility of expert testimony. He is admitted to practice in Massachusetts, New York, the United...

I completed my law degree at the University of Southern California, Gould School of Law, where I served as a Senior Editor for the Southern California Law Review. I graduated with Dean's Honors, and was one of the four students whose Law Review Article was selected for Publication in the Journal. EDUCATION: USC Good School of Law, Dean's Honors UC Santa Barbara, Summa Cum Laude In my professional journey, I have had the privilege of working for 7 years between the global law firms of DLA Piper (US) LLC, which ranks third overall in the AMLAW listings, and K&L Gates LLP, which holds...

A veteran entertainment lawyer, arbitrator and author, Mark Litwak also teaches entertainment law at USC school of law. He recently won a multi million dollar award against a distributor who failed to pay a filmmaker his share of movie revenue. Litwak also functions as an expert witness on entertainment disputes and as a Producer's Rep, assisting filmmakers in the marketing and distribution of their films. Litwak is the author of six books: Reel Power, The Struggle for Influence and Success in the New Hollywood (William Morrow, 1986), Courtroom Crusaders (William Morrow, 1989), Dealmaking in the Film & Television Industry (Silman-James Press,...

Marilyn McGoldrick concentrates her practice on pharmaceutical and medical device litigation and class action. She represents clients throughout Massachusetts and nationally. Ms. McGoldrick is a graduate of the University of Massachusetts at Amherst and a cum laude graduate of Suffolk University Law School. She is a member of the Massachusetts Academy of Trial Attorneys, the Massachusetts Bar Association and Boston Bar Association (Co-Chair, New Lawyers Section 2000-2001; Steering Committee Member, New Lawyers Section; Membership Committee), and the American Association for Justice. Ms. McGoldrick is Pro Bono counsel for the Central Square Theater, Arlington Underground Railway Theater Company, and...

The Law Offices of Melissa J. Lyons, Inc., is here to help injured workers across Southern California navigate the complicated Worker's Compensation system. We understand the devastating impact work injuries can have, both on the injured work and their loved ones. We strive to make the process and simple as possible and enable workers to rest and heal.

Beth Acevedo applies a broad background in estate planning, estate and trust administration and tax law to develop customized, multi-generational estate plans for high net worth individuals and families. Through the careful crafting of trusts, wills, powers of attorney and health care directives, Beth identifies and addresses potential conflicts before they occur while maintaining the clients' interpersonal and wealth transfer goals. Beth's compassionate and detailed approach to estate and trust administration matters brings beneficiaries and fiduciaries peace of mind during what can be an emotionally stressful time.

Beth has an Executive LL.M. in Taxation from New York University. While in law...

David Ma is a partner in Jeffer Mangels Butler & Mitchell LLP's corporate practice.

David serves as transactional advisor to a wide variety of public and private companies, institutional investors and entrepreneurs. From early stage to exit, David counsels clients on a range of business transactions including mergers, stock and asset acquisitions (buy- and sell-side), fundraising (equity and debt), investments (minority and control), joint ventures, restructuring and venture capital investments.

In addition to serving as transactional advisor, David also acts as external general counsel to middle-market companies. In this capacity, David advises and directly reports to CEOs and other senior leadership on...

Attorney Ben Mehdian is a seasoned and effective Los Angeles business litigation attorney who also handles employment defense and catastrophic personal injury matters. He uses a focused, strategic approach to securing the best outcome for his clients and has obtained many substantial victories on behalf of his clients. Mr. Mehdian's expertise runs deep as a trial attorney, with over 8 years of litigation experience. Mr. Mehdian has recovered millions for his clients.

Susan Allison handles diverse, complex business litigation matters, including intellectual property and entertainment litigation, defendants' professional malpractice, class action defense, anti-SLAPP motions and appeals, and healthcare litigation.

Equally at home in federal and state trial courts, and experienced in trials, arbitrations and appellate issues, Susan identifies her clients' litigation objectives early on and develops strategies designed to achieve those objectives efficiently and effectively.

Barbra Arnold has over ten years of experience representing management in all facets of labor and employment law, including claims of discrimination, harassment, retaliation, wrongful termination, unfair competition, trades secrets, collective bargaining with unions and wage and hour law including class actions relating to failure to pay overtime, and meal and rest period claims.

Barbra advises employers nationwide in these areas as well as on disability and religious accommodation, protected leaves of absence, personnel policies, employee handbooks, arbitration agreements, employment contracts, employee discipline and discharge, union avoidance and labor relations. She lectures and consults in these areas and on other employment-related...

Jamie Ogden is a partner in the Taxation and Trusts & Estates Groups. He advises individuals and business entities on a range of tax planning, tax controversy and estate planning matters. In addition to his experiences in private practice, Jamie also brings several years of service from both state and federal government, including a federal district court clerkship with the Honorable Patricia A. Seitz in Miami, Florida.

Jamie routinely advises U.S. and non-U.S. individuals on complex income, estate and gift tax planning, along with business succession and general family office matters. He serves as lead tax counsel on M&A transactions, financing,...

I zealously counsel clients with an array of Financial, Business and Commercial Law matters. Licensed in California since 1976, I am an experienced mediator and also a veteran trial attorney.

My expertise lies in helping companies solve problems and seize opportunities. I am dedicated to aggressive advocacy focused on my clients' specific goals and objectives.

Visit my website for more information and representative cases. Contact me to see how I can assist you in resolving difficulties and creating opportunities.

A distinguished Southern California attorney, Bruce Jeffer is dedicated to providing exceptional representation for Corporate Law matters. With an emphasis on Mergers & Acquisitions, Energy and Securities transactions, his practice areas include Entertainment & Sports, International, Investment Management, Natural Resources and Real Estate law matters.

A Founding Member of Jeffer Mangels Butler & Mitchell, Bruce has 50 years of experience and legal knowledge. He is recognized by peers for both his leadership and business law acumen. Always results-oriented, he is dedicated to outstanding service, legal expertise, and cost-effective representation. Bruce is committed to helping his clients achieve their business goals.

Andrew is a partner in JMBM’s Litigation department and a member of the Appellate, Patent Litigation, and Professional Liability Defense Groups. He has litigated a wide array of subject matters, including legal and actuarial malpractice cases, breach of fiduciary duty and related business disputes, patent, copyright and trademark infringement cases, and commercial lease and contract actions. Andrew also regularly advises local California businesses on corporate governance and management issues. His clients span a variety of industries, from international law firms and national restaurant chains to major record labels and commercial landlords.

Andrew is actively involved in every part of the litigation...

Michael N. Steuch is a Business Law attorney specializing in Mergers & Acquisitions, Equity & Debt Financing, and Outside General Counsel matters. With over 20 years of experience, he provides California businesses with trusted legal advocacy.

A highly skilled professional, Michael is committed to superior representation focused on meeting the needs of his clients. Visit his website to see representative experience and transactions, or call for a consultation.

Michael earned his J.D. from UCLA in 1998. He has been recognized by M&A Advisor and named a Southern California Rising Star by Los Angeles Magazine.

Brennan Swain's legal practice emphasizes patent and trademark law, including prosecution, litigation and client counseling.

Growing up in a family of engineers, Brennan was immersed from a young age in the engineering world, particularly the mechanical arts. While working regularly in his father's high-tech industrial coatings company in high school and college, he received hands-on experience with the inner workings of industrial machines and engines. After law school, Brennan's first job as a patent attorney also included working as an engineer for a small high-tech company. As a result of this experience, unlike many patent attorneys, Brennan has hands-on experience...

Roger Kirnos is the managing partner at Lemon Law Help by Knight Law Group in Los Angeles, representing clients throughout California. He graduated cum laude from Southwestern University School of Law in the top 10% of his class, earning several academic scholarships. During law school, he served as President of the Federalist Society and Vice President of the Business Law Society. He externed for Chief Judge Alexander Kozinski of the Ninth Circuit Court of Appeals and Judge F. Gary Klausner of the U.S. District Court, Central District of California. He holds a B.A. in Economics with a minor in English...

Previous career in computer industry, head of advanced software development and systems architecture for joint venture of two major computer manufacturers. Active in community affairs and politics in Sacramento, California. Former lobbyist for motorcyclists' rights in California legislature. Represented scores of trademark owners (including a world-famous brand) and content creators, consistently achieving clients' goals against some formidable adversaries including Marvel, Viacom, Electronic Arts, and Alexander McQueen.

Brad Mitchell is a partner at Thornton Law Firm LLP. His main area of practice is toxic exposure litigation, including cases involving birth defects, cancer, and exposure to glycol ethers, benzene, solvents, and other hazardous substances. Mr. Mitchell has represented clients who have been exposed to toxic substances working in semiconductor chip manufacturing, printing, parts washing, and other industries and occupations. Brad J. Mitchell is a graduate of Colby College (B.A., May 1989) and Vermont Law School (J.D. 1998). Mr. Mitchell was a Note Editor for the Vermont Law Review. Mr. Mitchell is a member of...

When searching for a lawyer to represent you, it is important that you find someone who will work tirelessly on your matter. An experienced lawyer and business person who knows to look at all options available to you. Attorney N. “Nick” Zargarpour has the experience, personality, and drive necessary to lead your matter to a successful resolution. A graduate of USC Entrepreneur Program and the UWLA School of Law, Mr. Zargarpour has over 18 years of experience practicing law and over 35 years of experience working in an entrepreneurial business sphere. This combined legal and business training has...

Andrea Marino Landry is a partner at Thornton Law Firm LLP. She joined the firm as an associate in 2005 after previously clerking at the firm. During her time at Thornton Law Firm, Ms. Landry has successfully represented clients in a variety of the firm’s practice areas, including mesothelioma and asbestos claims, personal injury litigation, products liability litigation, toxic exposures, including children born with birth defects from their parent's exposure to chemicals in the workplace, and consumer class actions. She represents clients throughout Massachusetts and nationally. She was trial co-counsel for Lydon v. Turner & Newall, a $9.3 million...

Mr. Ahmadshahi's area of practice is Intellectual Property Laws including Patent Prosecution and Litigation, Trademarks, Copyrights, and Unfair Business Practices. Before starting his firm, Mr. Ahmadshahi was a partner at Law Offices of Kayhan S. Shakib where he practiced intellectual property law as well as general law focusing on litigation in the areas of real estate, business, and personal injury cases.

Prior to the practice of law, Mr. Ahmadshahi was a staff scientist at C.E. Niehoff & Co., a defense contractor which manufactures state-of-the-art generators for military vehicles. Mr. Ahmadshahi also held the position of Research Engineer with the University of...

I am an intellectual property and internet law trial attorney. I graduated from New York University Law School where I attended on an academic scholarship. I began my career handling intellectual property litigation at Quinn Emanuel Urquhart & Sullivan in Los Angeles. At Quinn, my engineering background led me to a spot on teams litigating on behalf of Silicon Valley titans like Google and LinkedIn, among other technology companies. After Quinn, I joined an internet law practice group at a prominent Los Angeles litigation boutique before establishing Syverson, Lesowitz & Gebelin as a name partner.

I routinely handle cases related to...

Receiver Mark Adams pioneered the health and safety receivership remedy in California, becoming the first receiver ever appointed under the California Health and Safety Code. Over the past two decades, Mark remains the most experienced health and safety receiver working in the state. He has been appointed by 130+ different judges (state and federal) to rehabilitate over 220 properties in 34 counties and 100+ cities. Mark has mentored or trained most of the other health and safety receivers operating in California. Mark is a sought after speaker at state and national housing conferences. He submitted an amicus curiae brief in...

Dmitriy Cherepinskiy’s impressive litigation experience places him among some of the most decorated trial lawyers. Various entities, including such prestigious organizations as the NATIONAL TRIAL LAWYERS and SUPER LAWYERS, recognized his achievements in the legal field.

Dmitriy became a lawyer in 2002. His first job as a lawyer was at a boutique firm, where he represented plaintiffs with catastrophic injuries. From 2003 to 2015, he had been working at one of the most renowned and preeminent health care and professional liability defense law firms in the U.S.

Dmitriy has litigated hundreds of highly complex matters in...

Simon has spent nearly a decade training and working with top-rated California personal injury attorneys and has represented thousands of clients. His achievements have earned him a Lead Counsel rating from Thompson-Reuters and a listing as one of the Top 100 Trial Lawyers in the U.S. as well as the Top 40 Under 40 by National Trial Lawyers.

Simon has a doctorate in law from Loyola Law School and graduated with honors from the University of California, Los Angeles. In addition, he is a member of and admitted to practice in the Supreme Court of the United States and...

Attorney Kathleen March was a United States Bankruptcy Judge for the Central District of California, Los Angeles, CA from 1988 to 2002. After completing her 14 years of service as a judge, she retired and decided to return to practicing law and established her law firm. Kathleen March's goal is to provide reliable, honest, and quality legal representation for debtors and creditors filing for bankruptcy.

Evan Hoffman concentrates his practice areas in complex financial fraud class actions, qui tam, and False Claims Act cases. He has successfully represented private whistleblowers and public pension funds in groundbreaking state and federal multi-district litigation against global custodial banks for foreign exchange fraud. In addition to his class action work, Mr. Hoffman represents and has helped obtain substantial settlements for plaintiffs who have contracted mesothelioma as a result of exposure to asbestos. He is involved in the firm’s Birth Defects and farmworker pesticide litigation practice, working for clients exposed to dangerous and unsafe chemicals. Evan...