We help companies and other businesses and serve as their technology business counsel and/or intellectual property counsel so they can focus on what they do well, which is successfully running their business.  We act as a catalyst by providing our clients by providing valuable resources to help their businesses grow. We advise your business in meaningful ways.


Mark Koo

Mark T. Koo works on patent, trademark and copyright related matters dealing with high technology companies. Mark also helps companies file incorporation documents as well as other startup legal assistance. Mark received his bachelors of science degree in electrical engineering and masters of science degree in materials science from University of California, Davis. His thesis topic during the masters program was in nanocrystalline materials. Mark Koo has held various engineering roles at software companies in Silicon Valley including early venture startups as well as large companies. Mark Koo has been involved in many of the hottest Silicon Valley’s technologies such as data warehousing, wireless software and hardware technologies, and internet technologies as well as software for Wi-Fi voice communication technologies. Mark Koo also worked as a software technologist at Livermore National Laboratory to facilitate the building of the NiF Laser (world’s largest Laser system). He was involved in building components for nuclear radiation detection for Department of Homeland Security
Contact info: Email: Direct Phone: (650) 308-8624


Joe Calhoun

Joe Calhoun is Associated Counsel to Credere Law and is a registered patent attorney licensed in California and Arkansas. Joe has many years of experience in commercial litigation and counseling, as well as in intellectual property law. His primary practice areas include procurement, transfer and enforcement of (or defense against) intellectual property rights, business start-up organization and expansion, commercial competition, employment law, and a wide variety of business contracts and business disputes. After earning his Bachelor of Science degree in Biology and Psychology from Tulane University, and graduating from the University of San Francisco School of Law, Joe returned home to Little Rock, Arkansas and clerked for the Arkansas Court of Appeals.
Contact info: Direct Phone: (415) 483-5525


Craig Ching

Craig Ching is Associated Counsel attorney to Credere Law and over nine years of experience as a practicing attorney with both litigation and transactional experience. Craigs’s practice has included Corporate Compliance and Governance, Employer/Employee Matters, Immigration, Non-Profit Formation,Compliance and Governance, Employee Handbooks. Craig is a graduate of Golden Gate University School of Law, where he was a member of Law Review and received the CALI Award for Solving Legal Problems. Craig, a Bay Area native, holds a 3rd-degree black belt in Tae Kwon Do, enjoys fishing, and pursuing culinary adventures. Craig is admitted to practice in California.
Contact info: Direct Phone: (650) 632-4356