Business Details
34 Years
experience
Emergency
services
Your Trusted Legal Advocates in Garden City, NY
At the Law Offices of Mark E. Alter, we have built a reputation over decades as aggressive and tenacious legal advocates serving clients across Long Island and New York City. Our firm specializes in personal injury, criminal defense, family law, and commercial litigation, with a proven track record of securing millions in recoveries for clients. Our attorneys bring courtroom-tested strategies, real results, and a commitment to avoiding unnecessary litigation delays. With offices in Garden City and Massapequa, we represent clients in Nassau, Suffolk, Queens, Brooklyn, Bronx, and Manhattan. Our team includes former law enforcement professionals and prosecutors, providing unique insights into criminal defense cases.We pride ourselves on personalized attention, prompt communication, and a client-centric approach that prioritizes maximum compensation and favorable legal outcomes. Our expertise extends to catastrophic injury cases, high-profile criminal defense, and complex matrimonial matters, supported by affiliations with prestigious legal organizations like the Million Dollar Advocates Forum. With 24/7 availability and Spanish-speaking attorneys, we ensure accessibility and comprehensive support for diverse client needs.
Services
Personal Injury
Criminal Defense
Family Law
Commercial Litigation
Immigration Law
Matrimonial Cases
Traffic Violations
White Collar Crimes
Wrongful Death
Drug Offenses
Details
- Year established: 1992
Highlights and features
- We offer 24/7 personalized legal support with Spanish-speaking attorneys available.
- Our firm has recovered over $1 million in multiple cases within months, not years.
- Decades of trial experience in personal injury, criminal defense, and family law.
- Offices in Garden City and Massapequa serving all of Long Island and NYC.
- Former law enforcement and prosecutorial expertise strengthen our criminal defense cases.
Associations and certifications
- Million Dollar Advocates Forum
Services
Personal Injury
Our firm aggressively pursues compensation for car accidents, slip-and-falls, and catastrophic injuries. We handle cases involving brain trauma, spinal damage, and wrongful death, ensuring clients receive full reimbursement for medical costs and lost wages. With a focus on prompt resolution, we leverage insurance negotiations and trial-ready strategies to secure millions in recoveries.
Criminal Defense
We defend against misdemeanors and felonies including DUIs, drug offenses, and violent crimes. Our team includes former prosecutors and law enforcement professionals who develop strategic defenses tailored to each case. With a focus on protecting rights and minimizing penalties, we handle high-profile cases and juvenile offenses across New York.
Family Law
Our attorneys handle contested divorces, child custody disputes, and spousal support negotiations with compassion and tenacity. We prioritize equitable asset division and child welfare while minimizing emotional stress. Services extend to prenuptial agreements and domestic violence cases throughout Long Island and NYC.
Commercial Litigation
We resolve contract disputes, employment conflicts, and business liability cases with strategic litigation. Our firm advises on fraud claims, tax litigation, and partnership disagreements, ensuring timely resolutions that protect business interests. Clients benefit from decades of courtroom experience and proactive legal planning.
Immigration Law
Our immigration practice assists with green cards, citizenship applications, and deportation defense. We guide individuals and businesses through visa processes and ICE detention cases, offering multilingual support. With expertise in changing immigration policies, we provide tailored solutions for families and employers.
People
Mark E. Alter
Founding Partner
With over 30 years of experience, Mark E. Alter specializes in personal injury and criminal defense. A former NYPD officer, he has recovered millions for clients and been named to Super Lawyers for 12 consecutive years. He earned his JD from Touro College and is a Million Dollar Advocates Forum member.
Margaret S. Alter
Senior Partner
Margaret S. Alter focuses on family law and tax litigation, with a JD from Touro College. She has saved clients hundreds of thousands in tax liabilities and handles complex matrimonial cases. Admitted since 1992, she serves on Nassau County Bar Association committees.
Erica L. Alter
Partner
Erica L. Alter specializes in catastrophic injury and criminal defense cases. A Hofstra Law graduate, she has secured millions in recoveries and been named a New York Rising Star since 2021. She mentors law students and prepares cases for trial from inception.
Alexander J. Galvez
Managing Attorney
Alexander Galvez handles personal injury and commercial litigation with a focus on trial preparation. Fluent in Spanish, he joined the firm in 2000 and has resolved hundreds of cases. He earned his JD from Touro College and graduated from John Jay College.
Ondine Galvez-Sniffin
Of Counsel
Ondine Galvez-Sniffin specializes in immigration law, with 27+ years of experience. A Boston University Law graduate, she provides multilingual representation and has practiced in New York and Massachusetts. She is a member of the American Immigration Lawyers Association.
Questions
What areas of law does the Law Offices of Mark E. Alter specialize in?
We specialize in personal injury, criminal defense, family law, commercial litigation, and immigration cases across Long Island and NYC.
Do you offer free consultations?
Yes, we provide free, confidential consultations 24/7 for all practice areas, including accident victims and criminal defense clients.
How quickly can you resolve a personal injury case?
We often secure settlements within months, like a $1.3M recovery in 6 months for a pedestrian accident victim.
Are your attorneys available outside regular business hours?
Yes, our team is available 24/7 to assist with urgent legal needs, including arrests or accident injuries.
Do you handle cases outside of Long Island?
We represent clients statewide, including Queens, Brooklyn, Bronx, and Manhattan, with offices in Garden City and Massapequa.
What makes your criminal defense team unique?
Our team includes former prosecutors and law enforcement professionals, providing strategic insights for defending DUIs, drug crimes, and violent offenses.
