Professional Tax & Business Law Firm
California Attorney
Chinese Attorney
I.R.S. Enrolled Agent
About Us
JW SUN LAW FIRM — A Professional tax & Business law firm, Your Trusted Tax Law Partner
We are committed to delivering strategic, results-driven legal solutions in taxation and business law. Headquartered in Pasadena, California, we serve clients throughout the United States and globally, including individuals, entrepreneurs, corporations, and cross-border investors. As experienced tax attorneys and business tax lawyers, we focus exclusively on federal tax, California state tax, and international tax compliance and planning.

Our Practice Areas

Tax Disputes
IRS audits, disputes, and tax resolution
Real Estate Tax
Real estate and investment tax strategies
Tax Planning
Family, Business, and Corporate Tax Planning
Trust and Gift Tax
Trusts, estates, and gift tax planning
International Tax
International tax compliance and reporting
FTCA/FBAR
Cross-border entity structuring and FATCA/FBAR compliance
Tax Compliance
Federal and state income tax return reviews, Entity classification elections (Form 8832, 2553), 1099 reporting, and withholding compliance
State tax and audit
Responding to Franchise Tax Board (FTB), and other state revenue officers’ inquiries Handling California sales and use tax audits (CDTFA), Navigating property tax disputes, state tax notices, and appeals