Was born with the founding of the Republic of Panama in the former township of Matachín, now part of the Canal Zone. He graduated from the National Law School of Panama in 1920 and later received an honorary Ph.D. in law from Causa University in Colombia. He was a Corresponding Member of the Colombian Historical Academy and held several important professional and political positions including President of the National Codification Commission, President of the National Economic Council, Founder of the Colón Free Trade Zone, Professor at the University of Panama, Consulting Lawyer to the National Bank of Panama, Minister of Finance and the Treasury, Minister of Government and Justice, Minister of Foreign Affairs, and ambassador to Argentina, Brazil, Chile, Colombia, France, the United Kingdom, the United States, and Venezuela.

Ecuadorians ascending by the father and Catalan by the mother, the son of Guillermo Endara Paniza, Panamanian broadcasting pioneer and entrepreneur in the fields of trade, industry and construction. His mother, Elsa Galimany, commonly linked to art and music, as his father was the author and other patriotic compositions “Panama March.”
He studied pre-Medicine at Tulane University and Accounting in Seulé Business College, both in New Orleans, and earned a B.Sc. in Law and Political Science with honors from the University of Panama. His thesis was entitled The Function of the Corporation. Later, he completed an LL.M. in English and North American Law at New York University. Upon his return home, Mr. Endara entered the adjunct faculty of the University of Panama as a Professor of Corporate and Commercial Law, and in 1963 joined the well-known law firm later to become Solís, Endara, Delgado & Guevara.

Graduated of the University of Panama, Faculty of Law and Political Science where he earned his bachelor’s degree in law and political sciences; Courses in law at the University of Texas, Houston, USA, Commercial Law Seminar in Spain and Argentina, Counsel former President of the Republic, 1968, former Deputy of the Chamber I of the Supreme Court of Justice, Civil Law, President of the National Bar Association for two terms, creator of the law governing the practice of law in Panama; promoter Constitutional Reform 1983 to assign a percentage of the budget of State revenue for the judiciary, which is unprecedented and remains in force, Council member who organized the first congress of the Bar of the Latin American countries in Panama in 1982, former Member of the Executive Board of the Interamerican Federation of Lawyers (FIA), Founder of trade organizations such as the Federation of Professional Associations of Panama (FEDAP), National Association of Journalists, Founder of the Latin American Union of Lawyers (ULDA).

Graduated from University of Panama, joined the firm in 1983.
Founding member of the Panamanian Institute of Procedural Law, a member of the Inter-American Bar Association (FIA), a member of the Panamanian Maritime Law Association, Member of the Prison Pastoral Commission (CEPAC), member of the Bolivarian Society of Panama, former Deputy Judge Second High Court, former President of the Movement of Attorneys associations (MAG), former President of the National Bar Association in two consecutive periods.He fought tirelessly for professional and judicial legal ethics through the National Bar Association as well as in his personal capacity. His efforts to further these values led to his nominations to high positions in the Administration of Justice including that of National Transparency Secretary, which he declined for health reasons.
His contribution to the substantive and procedural law in civil and commercial matters and criminal matters is widely known to members of the national forum and the judiciary.