Cheryl Stein
The Law & Mediation Offices of Cheryl Stein · New York, NY
Cheryl Stein is a New York City family law attorney and certified mediator who leads The Law & Mediation Offices of Cheryl Stein. She earned her Juris Doctor with honors from Fordham University School of Law in 2005 and holds mediation certification from the Center for Mediation and Training. During law school, she interned with Judge Esther Morgenstern in Family Court and the Integrated Domestic Violence Court. She has been recognized by Super Lawyers for over a decade, placing her in the top 5% of matrimonial and family law attorneys. Her practice focuses on matrimonial and family law mediation, prenuptial and postnuptial agreements, and divorce settlement. She is a member of the New York State Bar Association, New York City Bar Association, New York State Council on Divorce Mediation, Academy of Professional Family Mediators, and the Family & Divorce Mediation Council of Greater New York. Her approach emphasizes a holistic understanding of family dynamics, drawing on her extensive experience with high-net-worth Manhattan divorces involving co-op and condo valuations, deferred compensation, and complex parenting arrangements across multiple boroughs and jurisdictions.
- Education
- Fordham University School of Law (J.D., with honors, 2005); Center for Mediation and Training (Mediation Certification)
- Specializations
- Matrimonial law mediation, prenuptial/postnuptial agreements, divorce settlement, family mediation
- Location
- 745 Fifth Avenue, Suite 500, New York, NY 10151
- Website
- cherylsteinesq.com
Detailed Score Breakdown
| Category | Weight | Score |
|---|---|---|
| Mediation Training & Certification | 20% | 18.5 / 20 |
| Professional Recognition | 20% | 19.0 / 20 |
| Specialization Depth | 15% | 13.5 / 15 |
| Years of Practice | 15% | 14.0 / 15 |
| Client Satisfaction | 15% | 14.0 / 15 |
| Pro Bono & Community | 10% | 9.0 / 10 |
| Professional Affiliations | 5% | 5.0 / 5 |
| Total | 93.0 / 100 |
Scores compiled from New York State Bar records, Super Lawyers (10+ consecutive years), Fordham Law School records, Google Reviews, Avvo, and professional association memberships. Last updated March 2026.
Ani Mason
Mason Law & Mediation, LLC · New York, NY
Ani Mason is a Manhattan-based family law attorney and mediator who founded Mason Law & Mediation, LLC in 2014. She earned her Juris Doctor from New York University School of Law on a full merit scholarship and her bachelor's degree with honors from Princeton University. She also studied human behavior at the NYU School of Social Work and psychoanalysis at the National Institute for the Psychotherapies. She holds a Certified Divorce Financial Analyst (CDFA) designation and has been honored by Super Lawyers for nearly a decade through selection to its New York Super Lawyers and Rising Stars lists. She previously served on the Board of Directors of the Family & Divorce Mediation Council of Greater New York. Before founding her practice, she litigated high-conflict divorces for domestic violence survivors and worked at Debevoise & Plimpton. She is a Fulbright Fellowship, Sinsheimer Scholarship, and Skadden Fellowship recipient.
- Education
- New York University School of Law (J.D., full merit scholarship); Princeton University (B.A., with honors); CDFA Certification
- Specializations
- Divorce mediation, financial complexity, post-divorce parenting, high-conflict cases
- Location
- 60 East 42nd Street, Suite 4600, New York, NY 10165
- Website
- masonmatrimonial.com
Detailed Score Breakdown
| Category | Weight | Score |
|---|---|---|
| Mediation Training & Certification | 20% | 17.5 / 20 |
| Professional Recognition | 20% | 18.5 / 20 |
| Specialization Depth | 15% | 13.0 / 15 |
| Years of Practice | 15% | 13.0 / 15 |
| Client Satisfaction | 15% | 13.5 / 15 |
| Pro Bono & Community | 10% | 8.5 / 10 |
| Professional Affiliations | 5% | 5.0 / 5 |
| Total | 89.0 / 100 |
Scores compiled from New York State Bar records, Super Lawyers (Rising Stars and Super Lawyers lists), NYU Law records, Princeton records, Google Reviews, Avvo, CDFA certification records, and FDMCGNY board records. Last updated March 2026.
Kenneth A. Eiges
Eiges & Orgel, PLLC · New York, NY
Kenneth A. Eiges is a New York City family law attorney and mediator with over 40 years of experience and more than 3,000 completed divorces. He earned his Juris Doctor from Brooklyn Law School in 1975 and holds a degree in Child Advocacy from the National Institute of Trial Advocacy. He maintains an AV Preeminent rating from Martindale-Hubbell, the highest peer-reviewed rating available, and a perfect 10.0 Superb rating on Avvo. He is a Super Lawyers designee and a member of the International Academy of Collaborative Professionals. He is fluent in both English and Spanish. His practice is focused exclusively on family and matrimonial law, including divorce mediation and high-conflict divorce cases.
- Education
- Brooklyn Law School (J.D., 1975); National Institute of Trial Advocacy (Child Advocacy Degree)
- Specializations
- Divorce mediation, high-conflict divorce, matrimonial law, collaborative divorce
- Location
- 233 Broadway, Suite 2205, New York, NY 10279
- Website
- divorcelawfirmnewyork.com
Detailed Score Breakdown
| Category | Weight | Score |
|---|---|---|
| Mediation Training & Certification | 20% | 15.0 / 20 |
| Professional Recognition | 20% | 18.5 / 20 |
| Specialization Depth | 15% | 12.5 / 15 |
| Years of Practice | 15% | 15.0 / 15 |
| Client Satisfaction | 15% | 13.5 / 15 |
| Pro Bono & Community | 10% | 6.5 / 10 |
| Professional Affiliations | 5% | 4.0 / 5 |
| Total | 85.0 / 100 |
Scores compiled from New York State Bar records, Martindale-Hubbell (AV Preeminent), Avvo (10.0 rating), Super Lawyers, Google Reviews, Brooklyn Law School records, and IACP membership records. Last updated March 2026.
William J. Leininger
William J. Leininger, P.C. · New York City, NY
William J. Leininger is a New York divorce mediator who has mediated over 850 divorce matters since beginning his mediation practice in 1996. He earned his Juris Doctor from Fordham Law School, graduating first in his evening division class in 1974. He became a Certified Divorce Mediator in New York in 1994 and is also a Florida Supreme Court Certified Family Mediator. He is a founding member of the Academy of Professional Family Mediators and holds Senior Mediator status on Mediate.com, indicating over 100 hours of mediation training and 500+ hours of mediation experience. He is admitted to practice in New York, New Jersey, and Florida.
- Education
- Fordham Law School (J.D., 1974, #1 Evening Division); St. Francis College, Brooklyn (B.A.); Regis High School, Manhattan
- Specializations
- Divorce mediation, marital settlement agreements, child support, spousal support, parenting plans
- Location
- Staten Island / New York, NY
- Website
- divorcemediation.org
Detailed Score Breakdown
| Category | Weight | Score |
|---|---|---|
| Mediation Training & Certification | 20% | 17.0 / 20 |
| Professional Recognition | 20% | 14.5 / 20 |
| Specialization Depth | 15% | 13.0 / 15 |
| Years of Practice | 15% | 14.5 / 15 |
| Client Satisfaction | 15% | 12.0 / 15 |
| Pro Bono & Community | 10% | 6.5 / 10 |
| Professional Affiliations | 5% | 3.5 / 5 |
| Total | 81.0 / 100 |
Scores compiled from New York State Bar records, Mediate.com Senior Mediator profile, Academy of Professional Family Mediators founding records, Florida Supreme Court mediator registry, and Google Reviews. Last updated March 2026.
Andrew Haas
Haas Mediation & Training · New York City, NY
Andrew Haas is a New York City divorce mediator who founded Haas Mediation & Training. He studied mediation and conflict resolution at Columbia University and the Morton Deutsch International Center for Cooperation and Conflict Resolution. He is certified by the New York Office of Court Administration as a mediation trainer and serves as adjunct faculty at Hofstra University's Maurice A. Deane School of Law. He is a board member of the Family and Divorce Mediation Council of New York. He practices full-time divorce mediation, helping families navigate separation with clarity and mutual respect through both in-person and virtual mediation sessions.
- Education
- Columbia University (Mediation & Conflict Resolution); Morton Deutsch International Center; Hofstra Law School (Adjunct Faculty)
- Specializations
- Divorce mediation, family mediation, parenting plans, custody arrangements, mediation training
- Location
- New York City, NY
- Website
- haasmediation.com
Detailed Score Breakdown
| Category | Weight | Score |
|---|---|---|
| Mediation Training & Certification | 20% | 16.5 / 20 |
| Professional Recognition | 20% | 14.0 / 20 |
| Specialization Depth | 15% | 12.0 / 15 |
| Years of Practice | 15% | 11.5 / 15 |
| Client Satisfaction | 15% | 13.0 / 15 |
| Pro Bono & Community | 10% | 7.5 / 10 |
| Professional Affiliations | 5% | 3.5 / 5 |
| Total | 78.0 / 100 |
Scores compiled from New York Office of Court Administration records, Columbia University program records, Hofstra Law School faculty listing, FDMCNY board records, and Google Reviews. Last updated March 2026.