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![Steven Ziven](/sites/default/files/styles/card_410x307_/public/images/2023-07/Ziven_Steven_LinkedIn.jpg?h=77788d13&itok=hGune3mq)
Steven Ziven, who is the firm's Los Angeles Office Managing Partner and an Executive Committee member, advises clients primarily on corporate law and legal issues associated with business transactions, real estate transactions and financings. He has extensive experience in buying and selling...
![Mark Mizrahi](/sites/default/files/styles/card_410x307_/public/images/2023-07/Mizrahi_Mark_LinkedIn.jpg?h=f57dba4b&itok=jEA4Tjl9)
Mark Mizrahi advises clients on intellectual property law, including patent, trademark and copyright protection and enforcement. His experience includes preparing and managing trademark and copyright applications, preparing and negotiating licenses and agreements relating to intellectual property...
![Nikhil A. Mehta](/sites/default/files/styles/card_410x307_/public/images/2022-08/Mehta_Nikhil_LinkedIn.jpg?h=e90e346b&itok=nnWVCCsY)
Nikhil Mehta works closely with clients and their management teams to draft and negotiate complex commercial agreements, including contracts for purchase and sale of goods, distribution and supply agreements, services agreements, manufacturing agreements, licenses and leases. Nikhil also represents...
![Andrew Schwerin](/sites/default/files/styles/card_410x307_/public/images/2022-08/Schwerin_Andrew_LinkedIn.jpg?h=f57dba4b&itok=sGkX989T)
Andrew Schwerin represents clients in patent and trade secret litigation on both the plaintiff and defense sides of these disputes. Outside of his litigation work, Andrew counsels clients on their IP strategy. Andrew has represented clients in connection with a range of technologies including...
![Michelle C. Streifthau-Livizos](/sites/default/files/styles/card_410x307_/public/images/2022-08/Streifthau-Livizos_Michelle_LinkedIn.jpg?h=7126a54b&itok=zKkPFFZM)
Michelle Streifthau-Livizos represents clients in litigation matters, including disputes involving the Hatch-Waxman Act, patents, copyrights and trademarks. She handles cases involving various types of technology, including representations of pharmaceutical companies, life sciences companies...
![Matthew R. Gerber](/sites/default/files/styles/card_410x307_/public/images/2022-08/Gerber_Matthew_LinkedIn.jpg?h=f57dba4b&itok=pS4x8LAl)
Matthew Gerber assists commercial clients with real estate transactions, including acquisitions, dispositions, and purchase and sales agreements. He also handles leases, mortgages and financings. Matthew draws on his experience with corporate transactions to advise clients involved in mergers and...
![Sean P. Ritchie](/sites/default/files/styles/card_410x307_/public/images/2022-08/Ritchie_Sean_LinkedIn.jpg?h=40c24adf&itok=buZa_ZmW)
Sean Ritchie advises clients on how to protect their intellectual property and assists them in doing so by drafting, filing, prosecuting and enforcing patents and trademarks. He also counsels on the patentability of their IP and on patent infringement issues, and litigates these issues when needed...
![Robert A. Mascioli Headshot](/sites/default/files/styles/card_410x307_/public/images/2022-08/Mascioli_Robert_LinkedIn.jpg?h=40c24adf&itok=7E8aOtrZ)
Robert Mascioli counsels entrepreneurs, family businesses and middle-market companies on a wide variety of business matters. Acting as their outside general counsel, Bob strives to learn the background, operations and strategies of clients and seeks to align his legal advice with their goals to...
![John J. Heurich Headshot](/sites/default/files/styles/card_410x307_/public/images/2022-08/Heurich_John_LinkedIn.jpg?h=40c24adf&itok=rxnDknxu)
John Heurich advises companies on a wide range of deals and corporate matters, including domestic and cross-border mergers and acquisitions, business formation and restructuring, and corporate governance. He also has experience with private equity and securities offerings, IP licensing, commercial...
![Adam Fayne](/sites/default/files/styles/card_410x307_/public/images/2022-10/Fayne_Adam_LinkedIn.jpg?h=40c24adf&itok=OCilKQNi)
Adam Fayne assists companies and individuals, nationally and internationally, on corporate and tax issues. As a corporate attorney, Adam routinely advises management or in-house general counsel on various legal matters affecting their day-to-day corporate activities. His experience includes handling...
![Matthew D. Kohel](/sites/default/files/styles/card_410x307_/public/images/2022-08/Kohel_Matthew_LinkedIn.jpg?h=40c24adf&itok=vWLditf0)
Matt Kohel represents clients in commercial litigation, intellectual property matters, and data privacy issues. Clients in an array of industries rely on Matt to protect their interests in courts across the United States and in arbitrations on matters involving allegations of breach of contract...
![David Y. Sartorio Headshot](/sites/default/files/styles/card_410x307_/public/images/2022-08/Sartorio_David_LinkedIn.jpg?h=72da4a73&itok=Dc9xlVxx)
David Sartorio focuses his practice on corporate transactions including mergers and acquisitions, control and non-control investments, joint ventures and strategic partnerships. David has experience advising companies ranging from private start-up and growth companies to large public companies...
![Joseph Kuo](/sites/default/files/styles/card_410x307_/public/images/2022-08/Kuo_Joseph_LinkedIn.jpg?h=f8ed7cbc&itok=4_Sj5Nyb)
Joseph Kuo's practice encompasses a broad range of experience in intellectual property law, including patents, trademarks, unfair competition, copyrights, false advertising, and trade secrets. Joseph has counseled a wide array of clients ranging from large established companies, to young start-up...
![Brian R. Landry](/sites/default/files/styles/card_410x307_/public/images/2022-08/Landry_Brian_LinkedIn.jpg?h=40c24adf&itok=iuGFD0rp)
Brian Landry draws on a broad base of intellectual property experience involving patents, designs, trademarks, and copyrights and technical expertise to help clients identify, protect, and enforce their intellectual property. Brian has significant experience in the medical devices field as well as...
![Richard B. Carroll Headshot](/sites/default/files/styles/card_410x307_/public/images/2022-08/Carroll_Richard_LinkedIn.jpg?h=40c24adf&itok=LCeVLurH)
Rick Carroll advises domestic companies and international clients with business interests in the United States on a variety of transactions and corporate governance matters, including mergers, and acquisitions, stock purchases, asset sales, conversions and domestications, and dissolutions. In...
![Courtland C. Merrill](/sites/default/files/styles/card_410x307_/public/images/2022-08/Merrill_Courtland_LinkedIn.jpg?h=40c24adf&itok=K-qg5OKB)
Courtland Merrill represents businesses across the country in intellectual property disputes, including enforcement of patents and IP rights in trials and appeals. His patent litigation experience includes handling claims of willful patent infringement under the doctrine of equivalents, an area of...
![Sarah A. Sullivan](/sites/default/files/styles/card_410x307_/public/images/2022-08/Sullivan_Sarah_LinkedIn.jpg?h=f57dba4b&itok=WTcmsQKD)
Sarah Sullivan represents pharmaceutical companies involved in complex, high stakes patent litigation. Sarah concentrates her practice on Hatch-Waxman ANDA cases and disputes over the intellectual property behind branded pharmaceuticals. She is part of the Firm's nationally-recognized team for...
![John Gekas Headshot](/sites/default/files/styles/card_410x307_/public/images/2022-08/Gekas_John_LinkedIn.jpg?h=40c24adf&itok=SnSRSlPz)
John Gekas is a trusted advisor and trial lawyer helping companies resolve business disputes that threaten their finances, operations, and position in the marketplace. John's clients range from Fortune 500 corporations to privately held entities in numerous industries, including transportation...
![Dennis Brennan Headshot](/sites/default/files/styles/card_410x307_/public/images/2022-08/Brennan_Dennis_LinkedIn.jpg?h=40c24adf&itok=xuun7iCw)
Dennis Brennan helps companies navigate the legal risks they face when they enter into mergers and acquisitions, purchase agreements and other major transactions. Dennis represents clients in the insurance industry, such as carriers, brokers, TPAs and agencies, as well as clients in other industries...
![Alexander Callo](/sites/default/files/styles/card_410x307_/public/images/2022-10/Callo_Alexander_LinkedIn.jpg?h=915cd633&itok=kOUVHrIi)
Alex Callo represents clients in high stakes intellectual property litigation, with a specific focus on complex pharmaceutical patent litigation under the Hatch-Waxman Act. His experience includes drafting motions and pleadings, research, and analyzing discovery. Alex has a background in both...