Arsinoi Lainiotis

Arsinoi Lainioti is a Greek-American-Brazilian attorney who specializes in international Estate Planning, Property Transactions, Inheritance and related Tax Matters. Arsinoi has been a Member of the Massachusetts Bar Association since 1991 and of the Athens, Greece Bar Association since 1997.

Currently based in Boston, Massachusetts, she practiced law in Athens, Greece for nearly twenty years, serving the Greek legal needs of persons and companies based outside Greece as well as those of Expats living in Greece. In addition to representing clients before the Courts of Greece, she has represented clients before the following European Tribunals: European Court of Human Rights, the European Patent Office and the Office for the Harmonization in the Internal Market.

Prior to founding and managing her Greek firm, Law Offices of Arsinoi D. Lainioti, she practiced Commercial and Intellectual Property Law with two prominent Athens firms where she advised corporate clients such as Ferrero S.p.A., Lego A/S, Mars Inc., Johnson & Johnson and the Walt Disney Company on, inter alia, trademark, design, copyright and patent portfolio strategies, licensing agreements and legal aspects of contemplated advertising campaigns. She managed the litigation section of the Law Offices of Dr. Helen Papaconstantinou and handled among the first cyber-squatting and domain name infringement cases heard before the Courts of Greece on behalf of clients such as Microsoft, Inc., Mars, Inc. and Montres Rolex, S.A..

Arsinoi served as in-house Counsel to the Organising Committee for the Olympic Games Athens 2004 where she continued to handle Intellectual Property, Infringement/Ambush matters and to advise on Greek, European and cross-border legal matters. She also developed expertise in event, sports and entertainment law through negotiating and drafting sponsorship, venue, vendor and supplier agreements.

She is included on the Attorney List of the Embassy of the United States of America in Athens and on the Legal Professional List of the Embassy of the Brazilian Republic in Athens.

Arsinoi raised her two daughters in Athens, Greece and remained an active member of the Expat community there since she first moved to Greece. She continues to be a member of the Hellenic American Union Toastmasters Club, the American Women’s Organization of Greece, Athens Women’s International Networking Group, Newcomers North and the Friends of Canada.

She regularly offers seminars on topics of Greek law for the Expat community in Athens as well as for Greek Communities located outside of Greece. She writes articles on topics of Greek law for English language publications in the US and Greece. You can find samples of these articles on the following websites: and

Arsinoi received her Juris Doctorate Degree from the University of Minnesota Law School (Cum Laude) and her B.A. in Modern Languages from the University of Texas at Austin (Summa Cum Laude). She is fluent in English, Greek, Portuguese and French.


Duffey A Asher, Esq

Duffey Asher is an international legal and business consultant and New York attorney. Now based in Athens, Greece, Duffey is a member of the New York State Bar with thirty years of experience in legal, business, corporate and political positions of international and transnational nature. In this regard she has lived and worked in Washington, D.C., New York, London, Geneva and Athens. She currently concentrates on aspects of US tax law including FATCA and IRS/Treasury amnesty programs encompassing past filings such as FBARs and other disclosures.

Duffey began her legal career as an associate at Shearman & Sterling (S&S) after graduating from Harvard Law School in 1986. In the New York office she practiced in the areas of banking, M&A and sovereign debt restructuring/trading; she thereafter moved to the London office where she concentrated on securities and international corporate work. Continuing the expat path she transferred to S&S’s client Citibank in Greece where she took on a business transactor and vice president role for Citibank’s international shipping portfolio in the Middle East, North Africa and Eastern Europe.

Prior to law school Duffey worked in government for Senator Ted Stevens of Alaska (her home state) and as Deputy Foreign Affairs Advisor toThe Rt Hon Edward Heath (ex-prime minister) in London. These experiences led her to law school and she has periodically advised government authorities since.

Following her six years with Citibank, Duffey worked in Switzerland as a legal and financial advisor for an international shipping company for two years and then in private practice in Athens for international clients. She also partnered in several Internet and media startups during this time.

Duffey then developed an expertise in international events and sports law when she spent the years 2001-2009 working for Olympic Games host cities as Manager of the Athens 2004 Organizing Committee International Legal Department and thereafter as a consultant to the Beijing 2008 Organizing Committee’s Legal Department. This work included international contracts, tax, sponsoring and licensing.

In addition to the legal and business consulting Duffey currently provides privately to international clients, she is also a partner in Encompass International Network, LLC, an international marketing and business development network, and an EBRD Business Advisor (EGP).

Duffey received her law degree Juris Doctor from Harvard Law School where she was Articles Editor of  Harvard International Law Journal and was chosen to represent Harvard in Jessup Moot Court (international law). She received her BA degree with a double major and honors in Russian Studies and Political Science from Wellesley College and was also educated at the London School of Economics and Leningrad State University (now St. Petersburg). She currently resides in Athens with her one husband many pets.


ckimage copyConstantina Koulosousas

Constantina Koulosousas is a Greek-American attorney who concentrates her practice on Elder Law and Trusts & Estates with a portion of her practice focusing on the particular needs of Greek American families.   Constantina was born in Greece and now bases her legal practice in New York and New Jersey.  Constantina is fluent in Greek and works closely with professionals in the United States and in Greece in order to offer her clients full service cross-border representation.  Constantina assists her clients with Estate Planning & Administration, Guardianships, Planning for Individuals with Special Needs, Asset Preservation, and Probate Litigation, as well as Residential and Commercial Real Estate and Healthcare Law.  She has served as Court-Appointed Attorney, Trustee and Guardian for individuals in need of such services. Constantina advises her clients with respect to eligibility for Medicaid, Social Security and VA matters, assists in the application process for these benefits, and is a Department of Veterans Affairs Accredited Attorney.  

Constantina is admitted to practice in New York and New Jersey. She received her J.D. from Seton Hall Law School, where she was a member of the Civil Litigation Clinic and a contributing writer for the Health Law Outlook. She focused her studies at Seton Hall in the Center for Health & Pharmaceutical Law & Policy Program, and graduated with a concentration in Health Law.  Prior to beginning law school, she graduated cum laude from Fairfield University with a degree in International Business and Art History.  She then worked for the Department of Justice, Office of International Affairs, in Washington DC before beginning her legal career in New York and New Jersey.  She currently resides in New Jersey with her family.