Official NY OCA attorney registration data · Updated 2026 Methodology Discipline records

Mark Warren Schlussel

Currently registered

Mark Warren Schlussel is an attorney admitted to the New York State Bar in 1979, with a registered practice address in New York, New York. According to the New York Office of Court Administration, the current registration status on record is Currently registered.

Registration number1648104
Bar statusCurrently registered
Year admitted1979
Judicial departmentDepartment 2
Law schoolNew York Law School
Practice cityNew York, NY
CountyNew York
Firm / organizationZeichner Ellman & Krause Llp
Office address730 3Rd Ave, New York, NY, 10017
Phone(212) 223-0400
Next registration dueJan 2028

About Zeichner Ellman & Krause LLP

Zeichner Ellman & Krause LLP, called ZEK, is a business law firm that its website says was founded in 1980 and offers full-service commercial legal representation. The firm describes its client base as diverse and says it handles matters in banking and finance, government investigations, financial crime compliance, white collar defense, cybersecurity, litigation and arbitration, debtor-creditor relations, restructuring and bankruptcy, real estate, general commercial and corporate law, insurance, and the hospitality and food and beverage industry.

Practice areas of Zeichner Ellman & Krause LLP:

Banking & Finance White Collar & Investigations Privacy & Cybersecurity Arbitration & Mediation Commercial Litigation Bankruptcy & Restructuring Real Estate Corporate & M&A Insurance

These are the practice areas the organization describes on its website. They are not a statement about Mark Warren Schlussel’s own practice or any specialty certification.

View the Zeichner Ellman & Krause LLP profile and its 39 registered attorneys →

Office location

Registered office address on file with the New York State Bar. Verify before visiting, as the address reflects the contact on record and may be a firm rather than a personal office.

Verify this record

Bar status can change at any time. For the authoritative, real-time status of Mark Warren Schlussel, confirm directly through the official New York Attorney Search using the registration number above. This record is republished from public New York State data and is provided for reference only — it is not legal advice and not an endorsement.

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