Welcome to

The Law Office of
Michael Piston & Louisa Wu

At Piston & Wu Law, we bring together decades of legal expertise and a passion for serving our clients. Our mission is to provide exceptional immigration and family law services with professionalism, care, and proven results.

With offices in Jackson Height and Flushing, we proudly represent corporations, small businesses, and individuals across the United States and abroad. Whether you are seeking to live, work, invest, or unite with family in the U.S., our team is here to guide you every step of the way.

Fields of Expertise

Practice Areas

We offer a wide range of legal services designed to meet the needs of individuals, families, and businesses. Our Attorneys combine decades of experience with a client-focused approach, providing trusted representation in immigration law, family and divorce matters, employment disputes, commercial litigation, and personal injury cases. Whether you are seeking to protect your rights, resolve conflicts, or plan for the future, our team is committed to guiding you through complex legal challenges with skill, precision, and care.

Asylum

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Protecting individuals fleeing persecution and seeking safety in the United States

Asylum

Protecting individuals fleeing persecution and seeking safety in the United States

Federal Litigation

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Challenging unfair immigration and legal decisions in federal courts

Federal Litigation

Challenging unfair immigration and legal decisions in federal courts

Appeals & Mandamus Lawsuits

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Overturning denials and forcing action on delayed cases

Appeals & Mandamus Lawsuits

Overturning denials and forcing action on delayed cases

Employment-Based Immigration

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Assisting businesses and professionals with H-1B, L-1, O, EB, and other work visas

Employment-Based Immigration

Assisting businesses and professionals with H-1B, L-1, O, EB, and other work visas

Family-Based Immigration

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Reuniting families through marriage petitions, relative visas, and green card applications

Family-Based Immigration

Reuniting families through marriage petitions, relative visas, and green card applications

Adjustment of Status

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Helping clients transition from temporary visas to permanent residency

Adjustment of Status

Helping clients transition from temporary visas to permanent residency

VAWA

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Supporting victims of abuse with self-petition options under the Violence Against Women Act

VAWA

Supporting victims of abuse with self-petition options under the Violence Against Women Act

Naturalization & Citizenship

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Guiding permanent residents through the process of becoming U.S. citizens

Naturalization & Citizenship

Guiding permanent residents through the process of becoming U.S. citizens

Special Immigrant Juvenile (SIJ)

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Assisting immigrant children seeking legal protection and permanent status

Special Immigrant Juvenile (SIJ)

Assisting immigrant children seeking legal protection and permanent status

Employment Law & Underpayment Claims

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Defending workers against unfair labor practices and wage violations

Employment Law & Underpayment Claims

Defending workers against unfair labor practices and wage violations

Divorce & Family Law Matters

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Handling divorce, custody, and other family-related legal issues with care

Divorce & Family Law Matters

Handling divorce, custody, and other family-related legal issues with care

Personal Injury & Car Accident Cases

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Representing clients in injury and accident claims to secure fair compensation

Personal Injury & Car Accident Cases

Representing clients in injury and accident claims to secure fair compensation

Commercial Litigation & Contract Law

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Protecting business interests in disputes and contract matters

Commercial Litigation & Contract Law

Protecting business interests in disputes and contract matters

Landlord & Tenant Disputes

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Resolving conflicts between landlords and tenants fairly and effectively

Landlord & Tenant Disputes

Resolving conflicts between landlords and tenants fairly and effectively

60+ Years of Immigration & Litigation Excellence

For over five decades, our Attorneys have successfully represented thousands of clients in immigration, family, and litigation matters. From Fortune 500 companies to individual families, we deliver trusted advocacy, innovative strategies, and proven results.

Cases Won
5000 +
Business & Corporates Served
0 +
Years of Experience
0 +
Commitment to Justice
0 %

Why Choose Us

At Piston & Wu Law, we understand that every legal challenge is personal and life-changing. Our team combines decades of experience, sharp legal strategies, and compassion to fight for the best possible outcome for our clients.

Over 60 years of proven success in immigration, litigation, and family law.

We listen, understand your unique situation, and create strategies tailored to your needs.

Hundreds of clients — from families to businesses — trust us with their most critical cases.

Our diverse staff can assist clients in multiple languages, ensuring clear communication.

Thousands of successful cases and recognition for excellence in the legal community.

I Need Expert Lawyer

When legal challenges feel overwhelming, you deserve an experienced Attorney who will stand by your side.

Our team is dedicated to protecting your rights, guiding you through complex processes, and fighting for the best possible outcome.

Defense Venture Timeline

Michael E. Piston

Michael E. Piston

Attorney at law
- Over 40 years of exclusive immigration law practice
- Recognized nationally as one of the foremost immigration litigators
- 30,000+ successful immigration cases handled
- Specialist in H-1B, L-1, TN, O, E-3, PERM, EB-1, and litigation
- Frequently published author and speaker at AILA and ILW conferences
- Named “Super Lawyer” in immigration law for over a decade
- Overseen successful filing of 10,000+ green card applications
`
Louisa Wu

Louisa Wu

Attorney at law
- Bi-lingual Attorney with U.S. and Chinese law degrees
- Focused on family law, non-immigrant visas (L1), EB1C, and EB5 investment immigration
- Dedicated to linking the under-served Asian community in New York with top legal practices
- Experienced in international relations, business, and U.S. immigration law
- Admitted to the Supreme Court of New York; Member of NYS Bar Association
Shan Zhu

Shan Zhu

Attorney at law
- Licensed New York Attorney since 2018
- Graduate of Case Western Reserve University School of Law (J.D.)
- Recognized as a Super Lawyers Rising Star (2021–2025)
- Specializes in Employment & Labor law, Immigration, and IP Litigation
- 100% approval rate in recent H-1B and PERM filings
- Represents clients across diverse industries including technology, education, healthcare, and manufacturing
`

What Our Client's
Say And Think

We take pride in delivering results that truly make a difference in our clients’ lives. Here’s what they share about working with us:

  • “The Attorneys were incredibly professional and guided me every step of the way. They won my case when I had almost lost hope.”
  • “Clear communication, genuine care, and powerful representation — I couldn’t have asked for a better legal team.”
  • “They treated me like family, and fought for me like warriors in court. I’m forever grateful.”
  • All Post
USCIS Updates Fees Based on H.R.1

USCIS Updates Fees Based on H.R. 1 Release Date  07/18/2025 U.S. Citizenship and Immigration Services is publishing a federal register notice (FRN) based on the H.R 1 Reconciliation Bill (H.R. 1). Applicants must...

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