Seattle Law Office

Comprehensive Global Tax Services

The nationally-recognized attorneys at Castro & Co. have built a strong reputation for delivering top-notch legal services to clients around the globe. If you need legal guidance regarding international tax planning matters, you can feel confident turning to the experienced legal team at Castro & Co in Seattle. We proudly offer high-caliber legal services to our international clients that focus on creating strong, long-term relationships so that we can become familiar with the needs of your business operation.

International Tax Matters Take On

Castro & Co has a team of highly-qualified international tax planning lawyers working out of our full-service law office in Seattle. We provide legal counsel for individuals and companies, so don’t hesitate to call us if you need assistance with any of the following matters:

Ask About Our Tax Planning Services Today

In addition to our office in Seattle, our elite international tax planning law firm also has locations in Dallas, Miami, Orlando, New York, Los Angeles, and Washington, DC. If you are seeking a tax professional you can trust to protect your interests internationally, our legal team at Castro & Co. would be honored to serve you. Our law firm partners with other firms in over 130 countries to provide efficient and reliable representation in a wide variety of international tax planning matters.

We value long-term relationships with the clients we serve, and we are here to discuss your legal concerns and explain all of your options under the law. Call us today at (833) 227-8761 to request your consultation.

  • ABC News
  • CBS News
  • U.S. News & World Report
  • The Wall Street Journal
  • International Bar Association
  • Bloomberg Business
  • SMSF Adviser
  • The Sydney Morning Herald
  • Tax Analysts

The Castro & Co. Difference

  • Free Consultations
  • Innovative Solutions
  • Experienced & Thoroughly Published Attorneys
  • Sophisticated Global Tax Planning


    The firm truly defines excellence.

    “Professional and easily accessible, Castro & Co was an absolute pleasure to work with. They offered up timely, insightful counsel to our agency and were extremely responsive. The firm truly defines ex ...”

    - Skyler P.
    I greatly appreciated their attention

    “I greatly appreciated their attention to detail, professional work, and security!”

    - John M.
    Very great company to work with.

    “Very great company to work with. Everyone involved is easy to get along with and understand all your needs. If you choose to do business with Castro & Co, the company will not disappoint you.”

    - Michael H.
    I know I can trust Castro.

    “Other companies don't compare to this one. I know I can trust Castro. When I had questions, they were answered immediately. I'm very happy that I have Castro handling my taxes.”

    - Linda S.
    Their knowledge of tax law and especially international tax situations is the best I have found

    “Their knowledge of tax law and especially international tax situations is the best I have found and have saved several thousand on domestic income as well.”

    - Roger R.

Contact Our Team Today

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