About Mark
Mark Weeks is a partner at Cooley LLP, a law firm based in Palo Alto, California. He has been practicing law for over 35 years, focusing on corporate, securities, governance, and related matters for healthcare companies. His extensive experience includes representing both private and public companies throughout their life cycles, handling general corporate and transactional matters such as venture capital financings, initial public offerings, follow-on equity and debt offerings, mergers and acquisitions, spinoffs, and other complex business collaborations. Additionally, he advises on corporate governance, employment and compensation arrangements, and Securities and Exchange Commission reporting. His clients span various industries, including biotechnology, communications, consumer goods, digital health, hardware, healthcare, IT, medical devices, retail, semiconductors, and software.
Mr. Weeks earned his Juris Doctor degree from Santa Clara University School of Law in 1987. Prior to law school, he completed his undergraduate studies at Williams College, obtaining a Bachelor of Arts degree in 1983. His academic background has provided a solid foundation for his legal career, enabling him to navigate complex corporate and securities matters effectively.
Throughout his career, Mr. Weeks has been involved in various stages of legal proceedings, including venture capital financings, initial public offerings, mergers and acquisitions, and other complex business collaborations. He has represented clients in both private and public sectors, handling general corporate and transactional matters, as well as advising on corporate governance, employment and compensation arrangements, and Securities and Exchange Commission reporting. His practice encompasses all stages of these transactions, from initial negotiations to final execution.
Mr. Weeks is admitted to practice law in the State of California. He has been a member of the State Bar of California since his admission in 1987. His extensive experience and active participation in the legal community underscore his commitment to the profession and his clients.
In addition to his legal practice, Mr. Weeks has been recognized for his contributions to the field. He has been listed in Chambers USA for Life Sciences: Corporate/Commercial in California from 2020 to 2025. He has also been recognized by the Silicon Valley Business Journal as part of "Who’s Who in Silicon Valley" and by Best Lawyers in America in the areas of Corporate Law and Venture Capital Law. These accolades reflect his dedication and expertise in corporate and securities law.
