Cohen Clair Lans Greifer & Simpson LLP

Cohen Clair Lans Greifer & Simpson LLP is a New York City matrimonial and family law firm serving clients in complex, sensitive disputes. The firm handles divorce, separation, child custody, visitation, relocation, support, paternity, and grandparent access matters. Attorneys also negotiate prenuptial, postnuptial, cohabitation, and separation agreements. Representation extends throughout New York and into national and international family law matters.

Cohen Clair Lans Greifer & Simpson LLP advises clients on sophisticated financial issues involving closely held businesses, investment funds, real estate, trusts, intellectual property, and valuable collections. The firm addresses asset valuation, equitable distribution, tax concerns, hidden assets, and support obligations. Attorneys represent entrepreneurs, executives, professionals, parents, public figures, and families whose cases require careful financial analysis and discreet legal guidance.

Cohen Clair Lans Greifer & Simpson LLP pursues negotiated settlements, mediation, and arbitration when those methods offer practical resolutions. The firm remains prepared for trial and appellate proceedings when litigation becomes necessary. Attorneys handle complicated custody disputes, including matters involving mental health concerns, substance abuse, reproductive technology, surrogacy, and international child abduction. The team works with financial, mental health, public relations, and crisis management professionals when appropriate.

Cohen Clair Lans Greifer & Simpson LLP traces the current firm to a 2011 merger and draws on decades of family law experience. The firm has earned a Band 1 ranking in Chambers High Net Worth and a Tier 1 Best Law Firms ranking. Attorneys also teach, lecture, publish, and provide pro bono representation. Careful preparation, discretion, and practical judgment guide the firm’s efforts to protect clients, children, privacy, and long-term financial interests. The firm’s global reach supports coordinated advice when property, agreements, residences, parenting issues, or proceedings cross jurisdictional boundaries.