Our Team
Experienced attorneys serving Puerto Rico and the U.S. Virgin Islands
Sean E. Foster
Senior Partner
An expert in corporate law and estate planning, Sean Foster helps clients optimize tax benefits, asset protection, and wealth succession.
His areas of practice include business planning, asset sales and acquisitions, joint ventures, corporate governance, regulatory and reporting compliance, estate and gift-tax planning, asset protection planning, wills and trusts, and probate and trust administration.
He also has extensive experience in the economic incentive programs for businesses relocating to and operating in the Caribbean. His clients range from mid-sized companies throughout the US, the Caribbean, and Europe to closely held family businesses and entrepreneurs.
Education
Texas Tech University (B.B.A., Finance & Economics); University of Oklahoma (J.D.).
Admissions
U.S. Virgin Islands; British Virgin Islands (Solicitor); England & Wales (Solicitor); District of Columbia; Texas; Virginia.
Marjorie Rawls Roberts ("Jorie")
Founder, Marjorie Rawls Roberts, P.C.
Founder of Marjorie Rawls Roberts, P.C., Jorie advises on taxation, corporate and securities law, estate planning, and business law in the U.S. Virgin Islands.
She counsels clients on Opportunity Zones and works closely with the USVI Economic Development Commission and the Research & Technology Park, helping secure tax incentives that drive investment and employment across the territory. She also advises on USVI exempt companies and international structuring.
Education
Smith College (A.B., High Honors; Phi Beta Kappa); University of Geneva (year abroad); Harvard Law School (J.D.); Trinity Hall, Cambridge (LLB); NYU School of Law (LL.M., Taxation).
Admissions & Recognition
California; Washington, D.C. (inactive); U.S. Virgin Islands; England & Wales; British Virgin Islands; U.S. Tax Court; U.S. Third Circuit. Rated AV (Martindale-Hubbell); Chambers Band 1 (USVI).
Alexander (AJ) Polinsky
Associate Attorney
AJ practices in the areas of corporate law, estate planning, tax, and real estate. He previously worked for a large tort-based law firm in New York City before joining the firm in 2021.
Education
Binghamton University (B.A., English Rhetoric & Spanish); Wake Forest University School of Law (J.D.); graduate tax studies at University of San Francisco School of Law (LL.M. in Taxation, in progress).
Admissions
U.S. Virgin Islands; New York (bar exam passed).
Desirée Cacho
Office Administrator
With a background in Chemistry and a Master's in Business Administration (Accounting), Desirée brings a unique blend of analytical thinking and business insight to the legal field. Known for her natural problem-solving skills, she enjoys tackling complex challenges and delivering practical, effective solutions.
Outside of work, you'll often find Desirée at the beach, exploring nature, or savoring a good cup of coffee—usually with a dog (or two) by her side. A strong believer in balance, she values both precision in the office and peace in the outdoors.
At Antilles Lawyers & Advisors, LLC, Desirée is appreciated for her thoughtful approach, calm demeanor, and ability to connect the dots—whether it's in numbers, nature, or navigating legal complexities.