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Business Details
42 Years
experience
Trusted Legal Representation in White Plains, NY
Tesser Ryan & Rochman has been delivering client-driven legal services for over 40 years, specializing in business law, complex litigation, professional practices, trusts & estates, and white collar criminal defense. Our attorneys combine decades of experience with a commitment to personalized representation, ensuring clients receive strategic counsel tailored to their unique needs. Recognized nationally for excellence, including Super Lawyers and Top 100 Trial Lawyers designations, we prioritize integrity, responsiveness, and results-oriented solutions.

Our practice spans corporate matters, dispute resolution, estate planning, and high-stakes litigation, serving businesses and individuals with the same dedication to excellence. We maintain a client-first culture, fostering long-term relationships through transparent communication and a deep understanding of our clients' industries and challenges.
Services
Business Disputes Mediation Arbitration Estate Planning Probate Corporate Services Criminal Defense Professional Discipline Litigation Regulatory Compliance
Details
  • Year established: 1984
Highlights and features
  • We offer over 40 years of experience in diverse legal fields.
  • Our attorneys are nationally recognized for excellence and ethics.
  • We prioritize personalized, client-first legal strategies.
  • We provide efficient representation with big-firm expertise.
  • Our team is available 24/7 for urgent client needs.
Associations and certifications
  • Super Lawyers
  • Top 100 Trial Lawyers
  • AV Peer Review
What people say
Life saving Stellar attorney Highest caliber Exceptional personal attention Trust and integrity
Services
Business Disputes
Our firm specializes in resolving complex business disputes through litigation, mediation, and arbitration. We represent clients in partnership conflicts, contract disagreements, and corporate governance issues. Our approach prioritizes cost-effective solutions while protecting clients' interests in state and federal courts.
Estate Planning
We create customized estate plans to safeguard assets and ensure clients' wishes are honored. Services include drafting wills, establishing trusts, and creating healthcare directives. Our team guides families through probate and estate administration with sensitivity and legal precision.
White Collar Defense
Our attorneys defend clients in federal and state criminal investigations and prosecutions. With former prosecutors on staff, we handle fraud, regulatory violations, and high-profile cases. We focus on minimizing legal risks and achieving favorable plea agreements or trial outcomes.
Corporate Services
We advise businesses on formation, contracts, mergers, and compliance matters. Our services include drafting partnership agreements, negotiating transactions, and providing ongoing legal counsel. We serve corporations, nonprofits, and professionals across various industries.
Professional Discipline
We represent licensed professionals facing disciplinary actions before regulatory boards. Our services include defending against license revocation, negotiating settlements, and advising on compliance. We protect the reputations of doctors, lawyers, and other professionals in disciplinary proceedings.
People
Gregory J. Ryan
Managing Partner
Gregory J. Ryan leads the firm with expertise in business law and litigation. He has represented clients for over 30 years, focusing on corporate matters and complex disputes. His approach combines strategic counsel with hands-on client support.
Lewis Tesser
Founding Partner
Lewis Tesser specializes in litigation and alternative dispute resolution. A former U.S. Attorney, he brings prosecutorial insight to civil and criminal cases. He serves as an arbitrator and mediator in complex commercial disputes.
Irwin Rochman
Senior Partner
Irwin Rochman is a seasoned trial lawyer with experience in criminal defense and professional discipline cases. His background includes roles as an Assistant District Attorney and legal ethics advisor.
Randall Tesser
Associate
Randall Tesser focuses on business disputes and legal ethics. He contributes to the firm's litigation practice with experience in commercial and employment law matters.
Alexandra Lyras
Partner
Alexandra Lyras advises businesses on corporate transactions and compliance. Her practice includes mergers, acquisitions, and general corporate governance for startups and established companies.
Questions
What areas of law does Tesser, Ryan & Rochman specialize in?
We specialize in business law, estate planning, white collar criminal defense, professional discipline, and complex litigation including mediation and arbitration.
How long has the firm been in operation?
Tesser, Ryan & Rochman has provided legal services since 1984, with over 40 years of combined experience among founding partners.
Can the firm handle both litigation and alternative dispute resolution?
Yes, we represent clients in trials and appeals while also offering mediation and arbitration services to resolve disputes efficiently.
What makes the firm's approach unique?
We combine big-firm expertise with personalized attention, tailoring strategies to each client's specific needs and industry requirements.
Does the firm work with small businesses and startups?
Yes, we assist small businesses with formation, contracts, and dispute resolution, providing cost-effective solutions for growing companies.
How does the firm handle estate planning for complex assets?
Our attorneys create customized estate plans using trusts, wills, and advanced directives to protect diverse assets and family interests.