Business And Employment Immigration

Business Immigration Lawyers Dedicated To Helping You Reach Your Goals

California offers a wealth of opportunities in fields such as technology, healthcare, finance and more. If you wish to come to the United States for employment or business, having knowledgeable business immigration lawyers on your side can make all the difference. While the process can be complex, the right legal guidance can help you move forward with confidence and success.

Welcome to American Immigration Law Firm LLP, an immigration law practice located in Monterey Park, California. Our business immigration attorneys represent employers, investors and professionals throughout the Los Angeles area, across the nation and internationally.

We assist clients worldwide, with extensive experience supporting businesses and employment-based immigrants from the Caribbean region.

Our mission is to help you navigate every step of the business and employment immigration process. Attorneys Mariano F. Herrera and Juliette Potter are immigrants themselves, and they understand the challenges and ambitions that bring people to the United States. They are deeply committed to helping clients around the globe pursue new opportunities for work, growth and entrepreneurship in America.

Employment Immigration Visas: What You Should Know

If you are considering a job offer in the U.S. or planning to launch or invest in a business here, our lawyers can explain your work visa options and identify the best path for your circumstances. We handle both nonimmigrant and employment-based green card cases, including:

  • H-1B visa: For professionals in specialty occupations
  • L-1 visa: For intracompany transfers
  • O-1 visa: For individuals with exceptional talent or accomplishments
  • EB-1 visa: For priority workers, including top researchers and professors
  • EB-2 visa: For professionals with advanced degrees or exceptional skills
  • EB-3 visa: For skilled workers, professionals and other workers
  • E-2 visa: For treaty investors
  • TN visa: For Canadian and Mexican professionals under USMCA (formerly NAFTA)

Each visa type comes with specific eligibility requirements and advantages. We can help you determine the best option for your goals and walk you through the entire application process.

How To Begin Your Work Visa Application In Los Angeles

Our firm works with business owners, investors and professionals to assist with all aspects of the immigration process, including:

  • Evaluating eligibility and selecting the right visa category
  • Securing employer sponsorship or investment documentation
  • Completing labor certification with the Department of Labor
  • Filing petitions with U.S. Citizenship and Immigration Services (USCIS)
  • Managing consular processing through U.S. embassies and consulates
  • Preparing for USCIS interviews and submitting supporting evidence
  • Assisting with status adjustments, extensions or green card applications

Our attorneys have extensive experience guiding clients through the complex immigration system. We focus on clear communication, affordability and a results-driven approach, helping you move forward without unnecessary stress or financial strain.

Why You Should Hire A Business Immigration Lawyer

Working with an experienced immigration attorney can greatly increase your chances of success. We have a proven record of helping professionals and businesses secure the right visas and achieve their goals. With so much at stake, you deserve a team that is reliable, responsive and committed to your future. Our lawyers offer personalized support and dedicated representation to help you achieve the best outcome possible.

Immigrant Lawyers Helping Immigrants

Juliette Potter brings extensive international experience, having practiced law in the United Kingdom, Antigua and Barbuda. She frequently assists Caribbean businesses and professionals seeking employment or investment visas. Mariano “Mario” Herrera practiced law in El Salvador before immigrating to the U.S. and founding his own firm. Their combined international background, legal expertise and firsthand immigration experience give clients a strong advantage in navigating the U.S. immigration system.

Get Answers About Employment Immigration Today

Let our team help you with your business and employment immigration matters. Contact American Immigration Law Firm LLP at 323-805-0445 or send us an email to schedule your consultation. We aim to make your immigration journey as smooth and stress-free as possible.

Employment Visas

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Practice Areas:

  • Immigration Law
  • Affirmative and Defensive Asylum
  • Employment Immigration
  • Cancelation of Removal
  • Credible Fear Inerview

Education:

Florida International University College of Law, Miami, Florida
  • Miami – 2020
  • Honors: Dean’s List
Universidad Francisco Gavidia, San Salvador
  • B.S. – 2008
  • Major: Engineering

Representative Clients

  • Hispanic

Current Employment Position

  • Senior Partner

Mariano F. Herrera

Mariano Herrera is a passionate and dedicated United States Immigration Attorney originally from El Salvador, Central America. His personal journey as an immigrant to the United States inspired him to pursue a career devoted to helping others navigate the complex path of immigration law. After earning his Juris Doctor from Florida International University (FIU) College of Law and passing the bar exam, Mariano began his practice as an immigration attorney with an unwavering commitment to advocacy and justice. Drawing on his own immigrant experience, Mariano deeply understands the hopes and challenges faced by those seeking a new life in America. He brings empathy, precision, and determination to every case, representing clients before the Immigration Courts and USCIS. His mission is simple yet profound — to help as many immigrants as possible realize their American dream. Mariano’s legal expertise covers a wide range of immigration matters, including business and employment immigration, family-based petitions, asylum, deportation defense, and naturalization. Known for his meticulous attention to detail and steadfast dedication, he ensures that each client receives personalized guidance and strong representation. Fluent in both English and Spanish, Mariano effectively serves a diverse community of clients from around the world. Beyond his legal practice, Mariano is actively engaged in community outreach and education. He regularly leads workshops and seminars to inform immigrants about their rights and legal options, and partners with nonprofit organizations to provide pro bono legal services to those in need. Outside the office, Mariano enjoys traveling, exploring different cultures, and discovering new cuisines — experiences that broaden his worldview and deepen his empathy for clients from all backgrounds. A passionate reader and keen follower of global affairs, he continually enriches his knowledge of immigration trends and international issues. Mariano Herrera’s journey from El Salvador to the United States, combined with his compassion and professional excellence, has made him a trusted advocate and a respected figure in the field of immigration law.

Past Positions

  • Brandis and Associates, Associate Attorney, Feb. 2022 – July 2022

Professional Associations

  • State Bar of Wisconsin, Member, 2020
  • American Immigration Lawyers Association, Member, 2022 – 2023

Bar Admissions

  • El Salvador, 2003
  • Wisconsin, 2020
  • U.S. Court of Appeals 9th Circuit
  • U.S. Immigration Court

Contact Me:

Practice Areas:

  • Immigration Law
  • Business Immigration
  • Employment Immigration
  • Family Based Immigration
  • Non-Immigrant Visas

Education:

Florida International University College of Law, Miami, Florida

  • LL.M – 2020
  • Honors: Dean’s List

Bowling Greend State University, Bowling Green, Ohio

  • M.A.
  • Honors: Dean’s List

Representative Clients

  • Caribbean

Current Employment Position

  • Partner

Juliette A. Potter

Juliette Potter is a highly accomplished United States Immigration Attorney with over two decades of legal experience. She began her legal journey as a Barrister in the United Kingdom and was later admitted as an Attorney-at-Law in Antigua and Barbuda before the Eastern Caribbean Supreme Court.

Ms. Potter’s academic background is equally distinguished. She holds a Master of Laws (LL.M.) from Florida International University College of Law, a Bachelor of Laws (Honors) from the University of Wolverhampton, and a Legal Education Certificate from the Norman Manley Law School in Jamaica. She also earned a Master’s degree in Organization Development from Bowling Green State University’s College of Business in Ohio.

Her professional experience spans both the corporate and legal worlds. Before entering private immigration practice, she served as Chief Legal Officer for an international group of companies. Today, she is a Licensed Attorney in the State of New York, representing clients before the Federal Immigration Courts of the United States, while also maintaining her active law license in Antigua and Barbuda.

As an immigrant herself, Ms. Potter brings a unique perspective and deep empathy to her practice. Her personal experiences inspire her unwavering commitment to helping clients navigate the complexities of U.S. immigration law with confidence and care.

Outside the courtroom, Ms. Potter enjoys cooking, traveling, and exploring new cuisines — passions that reflect her appreciation for diversity and global cultures, both in life and in law.

Past Positions

  • The Fairweather Group, Chief Legal Officer, 2012 to 2018
  • Elite Island Holding Company Ltd., Legal Counsel, 2005 to 2012

Professional Associations

  • New York State Bar Association, Member, 2022
  • Antigua and Barbuda Bar Association, Member, 2005
  • American Immigration Lawyers Association, Member, 2023 – 2024

Bar Admissions

  • England and Wales, 2003
  • Eastern Caribbean Supreme Court, 2005
  • New York, 2023