Our Attorneys

Experienced Trial Lawyers & Attorneys

Sally Chan, Esq.

Founding Managing Trial Attorney, Partner

Attorney Sally S. Chan, Esq. founded West Themis Law, PC in 2009 after working in commercial litigation and federal criminal defense firms in the legal field and as trial counsel for over 20 years.

Sally S. Chan, Esq. has obtained over five years of recognition from SuperLawyers as recognized within the top 2% of lawyers for Rising Stars.

Sally S. Chan, Esq. has served and conducted trials before jury and the Court as lead trial counsel; and has negotiated and litigated cases involving settlement, verdicts, and disputes of up to 50 million, obtaining successful court and jury verdicts for clients in the areas of employment, tortious injuries (sexual harassment, emotional distress), business, and property.

Sally S. Chan, Esq. obtained her education from the University of California, Los Angeles (UCLA) and the University of California, Hastings School of Law for her bachelors and Juris Doctorate Degree.

Sally S. Chan, Esq also communicates with her clients in Cantonese Chinese, Mandarin Chinese, Teo Chew, and has a limited working knowledge of Spanish.

Karen Tso, Esq.

Managing Partner

Karen Tso, Esq. is an highly experienced litigator in the areas of employment, tort (sexual harassment, personal injury), business, and property law.

Since joining West Themis Law, PC, Karen Tso, Esq. has managed teams of attorneys, serving as trial counsel in jury and court trials to obtain favorable verdicts and settlements for our clients for cases valued around $5,000,000 to $10,000,000.

Karen Tso, Esq. also communicates with clients in Cantonese, Chinese.

Karen Tso, Esq. obtained her education from Vassar College and Loyola Marymount School of Law for her bachelor and Juris Doctorate degree.

Angela Hsiao, Esq

Of Counsel

Angela Hsiao serves as Of Counsel to the firm, advising clients on estate planning, asset protection, and long-term wealth preservation strategies. She works closely with individuals, families, and business owners to design comprehensive estate plans that protect assets, minimize potential disputes, and ensure smooth transitions of wealth and business interests across generations.

Angela’s practice focuses on a wide range of estate planning matters, including the preparation of living trusts, wills and testaments, powers of attorney, and advance health care directives. She also assists clients with business succession planning and specialized estate planning strategies for non-citizens and international families with assets or family members in multiple jurisdictions.

With more than fifteen years of legal experience, Angela is known for helping clients navigate complex estate planning issues with practical and thoughtful guidance. She takes a personalized approach to each client’s situation, ensuring that estate plans reflect both legal requirements and the unique needs of the families and businesses she serves.

Angela was admitted to the State Bar of California in 2009. She earned her Juris Doctor from Brooklyn Law School and has practiced law serving clients throughout Southern California. She is fluent in Mandarin Chinese and frequently assists Mandarin-speaking clients with estate planning and business succession matters.

As Of Counsel to the firm, Angela provides strategic guidance on matters including:

Living Trusts and Revocable Trust Planning
Wills and Testamentary Instruments
Powers of Attorney
Advance Health Care Directives
Non-Citizen Estate Planning
Business Succession Planning
Asset Protection and Family Wealth Planning

Angela works with clients to create clear, practical estate plans designed to protect their families, preserve their assets, and ensure their wishes are carried out with confidence and clarity.