About Us

At GAM Law Office PC we take care of our clients’ interests and help them create value for their personal or business projects, through strategic legal advice and representation. The goals of our clients are a key part of our work, which is why our practices include flexible strategies appropriate to keep them updated on the status of their legal matters, respecting the value of their time and other resources. We build relationships based on respect, honesty, mutual trust, and mutual communication.

The knowledge, experience, and constant updating of each member of our team allows us to provide an excellent legal service. Our professional practice focuses on providing excellent customer service, which means that we are continuously adapting to satisfy their needs and to anticipate the risks and opportunities they will encounter.

GAM Law Office PC aims to be a leading law firm in the United States, based on a professional legal practice that helps immigrants realize their life dreams and entrepreneurs to consolidate and project their businesses into the future.

Meet Our Founder

Giselle Ayala, Esq.

 Specialist in Immigration and Business Counsel for Immigrations, Small Business and Non-For-Profits.



Co-Chair of the Publications Committee of the NYIPLA

As an entrepreneur herself and an immigrant, Giselle knows precisely how to counsel clients and serve them with excellence. Giselle Ayala Mateus was born in 1991 in Bogotá – Colombia. Her mother is a district attorney in Colombia. Her father is a retired Colombian attorney and community health worker with Planned Parenthood in New York City.

After finishing law school in Colombia and being admitted to practice law in this country, Giselle came to the United States to complete a Masters of Laws with the Brooklyn Law School. While being a single mom law school student in the U.S., Giselle completed her studies and a Business Law specialization. As part of her legal education in the U.S., Giselle worked with Good Counsel Services; a nonprofit organization focused on educating and empowering nonprofits and social entrepreneurs.

Giselle has served as counsel and representative on issues related to the review and drafting of commercial contracts, creative developments, transfer of intangible rights, and business formation in the United States. Giselle has also performed as a leading attorney in adjustment of status processes, asylum application, work visas, interview with immigration officials, presentation, and foreign documents validation.

Likewise, she has worked as a simultaneous interpreter for family processes, immigration, and application for public benefits. On March 27th, 2021, during the celebration of Latin Women, titled “Powerful Women”, Giselle was recognized by the New York State Assembly with a Certificate of Merit for Outstanding Achievement Entrepreneur.

Dedicated to her clients and her law practice, Giselle is currently communicating to her audience via social media, Facebook, Youtube, Quora, and more. Her service-oriented approach has lead her to where she is now. Giselle is a current member of the New York State Bar (NYSBA), the American Immigration Lawyers Association (AILA), the New York Intellectual Property Law Association, and the American Intellectual Property Law Association.

Our Firm Team

Giselle Ayala Mateus

Managing Partner

Francisco Ayala

Notary & Translator

Francisco Ayala is a retired attorney from Colombia. Francisco went Universidad Libre and completed an specialization in Family and Criminal Law. In Colombia, he performed as a family attorney for more than 20 years. Thereafter, he came to the United States to support her daughter on the law school path. Since 2015, Francisco became a public notary and a community health worker. Francisco support the work of G.A.M. Law Office as a paralegal, notary, and a continued voice of wisdom.

Sara Mateus

Executive Consultant / Law Clerk

While acting as a district attorney in Colombia, Sara Mateus was involved in the investigation and prosecution of cases related to a wide range of crimes, including crimes against life and personal integrity, crimes against sexual freedom and integrity, crimes against the public administration, and crimes against the public faith. During her time in the Crimes against Public Faith Unit, Sara was involved in the investigation of adulterations, frauds, and falsehoods, involving individuals and businesses as the victim.

Our Values



We understand that without respect for the other, as a starting point, there is no good relationship possible, therefore all the interactions involved in our professional legal practice are driven by the respect for the other, respect for their being and way of being, as well as her particular circumstances and needs. The other, in our professional practice, is our client, each member of our legal team, the judges and other court officials, the authorities in general, and each member of the community. Respect, we understand, necessarily means treating everyone well in all social interactions.



The honesty that GAM Law Office PC promulgates translates into an ethical commitment of each member of its legal team, straight and honest conduct in the face of each commitment, veracity, and objectivity in each interaction, which make us trustworthy for our clients and other people involved in fulfilling our mission.



With one goal in mind, caring and protecting the best interests of our clients and the creation of value in their lives, projects or business ventures, GAM Law Office PC has implemented methods, strategies and technologies that ensure mutual communication with our professional legal team. Honest, objective and sufficient communication with our clients allows us to properly understand their circumstances and design the most convenient legal strategy for each case, in favor of the most effective solution.

Value Creation


GAM Law Office PC has set out to provide each client with a service that exceeds their expectations. A professional legal service with the best Client-Lawyer relationship, the management of each case in the shortest possible time, the achievement of objectives in the most convenient way, the most beneficial negotiation, and the most appropriate defense of the client’s interests.

We propose to create long-term relationships with each client, joining a team that allows our clients to make their personal or business growth plans a reality.

Mutual Trust


Based on the commitment of GAM Law Office PC to a professional legal practice based on respect and honesty, the preparation, experience, and continuing education of each member of the team and our focus on customer service, mutual trust is a fundamental pillar of our interactions with each client and each party. Mutual trust enhances our ability to proactively address each matter and the needs of each client.

Some of our clients: