We make tax law less taxing.
At Lasher, our integrated approach combines deep tax knowledge with experience across estate planning, business law, and litigation—allowing us to provide seamless, multidisciplinary solutions. Whether you’re navigating a family wealth transfer, planning a business sale, or facing an IRS audit, our tax attorneys deliver clarity, strategy, and results.
All our attorneys in the tax practice hold a Master of Laws degree in taxation (LL.M.) from the University of Washington or New York University, equipping us to handle a broad spectrum of complex federal, state, and local tax matters for individuals, businesses, and estates. From tax-efficient entity structuring to estate and gift planning, our goal is to help clients minimize liability, stay compliant, and remain confidently prepared in a shifting regulatory environment.
Sophisticated Tax Counsel, Tailored to Your Needs
The tax landscape is increasingly complex, with evolving laws at every level of government. Whether you’re an individual aiming to preserve generational wealth or a business expanding beyond Washington state, our Seattle-based tax attorneys offer proactive, customized solutions to support your long-term goals.
Our Services
Tax Planning
We provide strategic tax planning to help reduce exposure and optimize outcomes in areas such as:
- Business entity structuring and restructuring
- Trust, Estate and gift tax planning
- Business succession planning
- Executive compensation and incentive plans
- Multi-state and cross-border tax considerations
Our attorneys understand how to align tax strategies with business and personal financial goals.
Tax Compliance & Advisory
We consult with individuals and businesses with ongoing compliance matters, including:
- Federal, state, and local tax filings
- Washington state excise and business taxes
- Employment tax and payroll reporting
Real estate and sales tax compliance
We stay ahead of new regulations so you can operate with confidence.
Tax Controversy & Representation
When audits, disputes, or investigations arise, our team provides skilled advocacy before taxing authorities, including:
- The Internal Revenue Service (IRS)
- Washington State Department of Revenue
- Department of Labor & Industries
- Employment Security Department
We represent clients in audits, appeals, collection actions, and penalty negotiations, always focused on achieving the most favorable resolution.
Our Tax Law Team
Insights from Tax Law
As we elapse the quadricentennial of the 21st century and enter 2026, what is being called the “Great Wealth Transfer” is well underway. The Baby Boomer generation is noted for post-war perseverance, significant contributions to culture and politics like the counterculture movement, and of course: a workforce boom and economic prosperity. As the Baby Boomers […]
The legal landscape for family investment vehicles in Washington shifted dramatically after the Antio LLC v. Department of Revenue decision of the Washington Supreme Court. In Antio the taxpayers were a group of investment funds organized as limited liability companies. These funds acquired investors through private offerings and invested in debt instruments. The LLCs themselves […]
Since 2018, estate planning legislation in Washington has remained stagnant. Increases in our legislated estate tax exemption rate had been tied to a Consumer Price Index that no longer existed, and the legislature largely ignored the issue. Recently, the Washington State Legislature finally turned an eye to addressing the issue and enacted a bill which […]








