About Mantel McDonough Riso, LLP

Mantel McDonough Riso, LLP is a New York law firm representing individuals, families, businesses, lenders, nonprofit organizations, and other clients in sophisticated legal matters. The firm handles matrimonial and family law, commercial litigation, lending and loan enforcement, white collar criminal defense, business reorganization, creditors’ rights, corporate matters, real estate, and nonprofit counseling. Its work combines strategic planning, practical advice, and prepared advocacy across transactional and disputed matters.

Mantel McDonough Riso, LLP has served clients for more than 20 years and maintains offices in New York City, Nassau County, and Suffolk County. The firm emphasizes integrated legal service, direct attorney involvement, and creative strategies suited to complex financial, family, and business concerns. Its lawyers represent clients in state and federal trial and appellate courts, arbitration panels, administrative agencies, negotiations, and other proceedings requiring careful analysis and coordinated representation.

Mantel McDonough Riso, LLP handles divorces, custody disputes, prenuptial agreements, child-related issues, separate property claims, and matters involving business interests or public and private equity. Its litigation practice covers commercial conflicts, construction disputes, employment matters, mortgage foreclosures, shareholder derivative actions, corporate dissolutions, copyright claims, securities brokerage disputes, and Surrogate’s Court proceedings. The firm also advises lenders and borrowers on financing, debt purchases, restructurings, workouts, loan enforcement, and bankruptcy-related proceedings.

Mantel McDonough Riso, LLP also counsels businesses, charities, religious organizations, and nonprofit entities on formation, governance, tax compliance, investigations, financing, contracts, leasing, acquisitions, divestitures, and operational concerns. The firm has received an AV rating from Martindale-Hubbell and is ranked Tier 1 for Family Law in metropolitan New York City by Best Law Firms for 2025. Through its multidisciplinary practice, the firm continues to help clients resolve disputes, protect assets, manage risk, and complete important personal or commercial objectives.

Practice Areas

Matrimonial And Family
  • Prenuptial Agreements
  • Divorce
  • Custody
  • Child-Related Issues
  • Complex Separate Property Claims
  • Public And Private Equity Entitlements
  • Business And Financial Issues
Lawsuits & Disputes
  • Commercial Matters
  • Loan Enforcement
  • Construction Matters
  • Business Disputes
  • Employment Disputes
  • Surrogate’s Court
  • Religious Institutions
  • Mortgage Foreclosures
  • Corporate Shareholder Derivative Actions
  • Real Estate Matters
  • Corporate Dissolutions
  • Copyright Matters
  • Securities Brokerage
  • Nonprofit, Religious And Charitable Organizations
Bankruptcy
  • Lending, Foreclosure And Loan Enforcement
Criminal Defense
  • White Collar Criminal Defense
  • Income Tax And Sales Tax Evasion
  • Bribery
  • Extortion And Embezzlement
  • Rico
  • Fraud And Forgery
  • Bid Rigging
  • Securities Fraud
  • Bank Fraud
Corporate, Business And Real Estate
  • Structuring Ownership And Governance Arrangements
  • Shareholders’ And Directors’ Meetings
  • Hiring And Discharge Of Employees And Consultants
  • Business Dispute Resolution Counseling
  • Loan, Security, Pledge And Guaranty Agreements
  • Employment, Independent Contractor, Management Services And Consultant Agreements
  • Real Estate Lending, Leasing And Acquisition
  • Financing Through Debt And Equity Placements
  • Manufacturing, Supply, Terms Of Sale, Distribution And Licensing Agreements
  • Non-Compete And Confidentiality Agreements
  • Stock And Asset Acquisitions And Divestitures
  • Stockholder, Limited Liability Company Operating And Partnership Agreements
  • Joint-Venture Arrangements

Fees

  • Payment details not specified

Office locations for Mantel McDonough Riso, LLP

Mantel McDonough Riso, LLP - New York

410 Park Ave 17th Floor, New York, NY 10022

Mantel McDonough Riso, LLP - Garden City

200 Garden City Plaza, Garden City, NY 11530

Mantel McDonough Riso, LLP - NY 11946

1 Springville Cir, Hampton Bays, NY 11946, USA