Find Best Lawyers. Nussbaum Law Professional Corporation is a firm dedicated exclusively to Family Law. Our professionals understand that separation and divorce is a trying time, and dedicate the time and resources to ensure each client’s needs are met. We understand that effective and efficient legal representation is required during this stressful time, and run a results driven practice. Our lawyers and staff have extensive experience in litigating cases in both the Superior Court and Ontario Court of Justice, and at the same time we pride ourselves on resolving and mediating acrimonious disputes.