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Business Details
36 Years
experience
Your Trusted Legal Partner in Hicksville, NY
Markotsis & Lieberman is a general practice law firm established in 1990, dedicated to providing high-quality legal services with personalized attention. Our attorneys bring decades of combined experience in real estate, corporate law, litigation, wills, trusts, estates, and personal injury. We prioritize client needs through active listening, strategic problem-solving, and ethical representation. Our team includes seasoned professionals recognized for excellence, including Super Lawyers awardees and active members of legal associations.

We serve individuals and businesses across Long Island, combining local knowledge with comprehensive legal expertise. Our commitment to community involvement and professional leadership underscores our dedication to client success. With over 30 years in practice, we continue to build trust through transparency, integrity, and results-driven advocacy.
Services
Real Estate Law Corporate Law Litigation Services Wills & Trusts Personal Injury Landlord-Tenant Law Business Transactions Estate Planning Commercial Litigation Probate Proceedings
Details
  • Year established: 1990
Highlights and features
  • We offer 30+ years of combined legal experience across multiple practice areas
  • Our attorneys include Super Lawyers awardees and Nassau Bar Association leaders
  • We provide personalized attention with no case too complex or simple
  • Our community involvement ensures deep local market understanding
  • We combine litigation expertise with proactive transactional legal strategies
What people say
Genuinely cares about people Prompt and professional Highly recommend Extreme success True professionals
Services
Real Estate Law
Our real estate attorneys handle residential and commercial transactions, landlord-tenant disputes, title issues, and code violations. We represent buyers, sellers, landlords, and tenants throughout Long Island. Our expertise ensures protection against unexpected obstacles during property transactions.
Corporate Law
We assist businesses with entity formation, contract negotiations, buy/sell transactions, and litigation. Our services cover corporate governance, agreement drafting, and business dispute resolution. We protect client interests during all stages of business operations.
Litigation Services
Our litigation team handles commercial, real estate, and personal injury cases. We represent clients in court proceedings while prioritizing out-of-court resolutions when beneficial. Our approach combines aggressive advocacy with strategic problem-solving for optimal outcomes.
Estate Planning
We create comprehensive estate plans including wills, trusts, powers of attorney, and healthcare proxies. Our services cover probate proceedings and estate litigation. We ensure asset protection and family financial security through tailored legal solutions.
Personal Injury
We represent clients seeking compensation for accident-related injuries and damages. Our services include negotiating with insurance companies and litigating for fair compensation. We handle medical expenses, lost wages, and pain and suffering claims.
People
Douglas M. Lieberman
Partner
1986 Hofstra Law graduate with 30+ years litigation experience. Nine-time Super Lawyer awardee in business litigation. Active Nassau Bar Association member and legal publication editor.
James C. Markotsis
Partner
Real estate and estate planning specialist since 1986. Frequent Nassau Bar lecturer and volunteer attorney in landlord-tenant court. Fluent in Greek with 25+ years church board service.
George Neofitos
Partner
Commercial litigation and real estate attorney since 1996. Handles business transactions and estate disputes. Member of New York and Hellenic Lawyers Associations.
Vassilios F. Proussalis
Associate
2001 Brooklyn Law graduate handling litigation and real estate matters. Active in Greek Orthodox Church leadership and JDRF fundraising. Fluent in Greek.
Questions
What practice areas does Markotsis & Lieberman handle?
We specialize in real estate law, corporate law, litigation, wills/trusts, and personal injury cases across Long Island.
Are your attorneys available during the pandemic?
Yes, we work remotely with full availability via phone and email consultations.
How do you handle real estate transactions?
We guide clients through purchases, sales, financing, and landlord-tenant issues with personalized legal representation.
Can you assist with business formation?
Yes, we help establish entities, draft agreements, and handle buy/sell transactions for businesses of all sizes.
What makes your firm different?
We combine decades of experience with personalized service, community involvement, and Super Lawyer-recognized expertise.