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Trusted Family Law & Divorce Attorneys in Warren, NJ
DeTommaso Law Group is a dedicated family law firm serving clients across New Jersey. With over 125 years of combined experience, our attorneys provide strategic, aggressive, and experienced legal representation tailored to each client's unique needs. Founded by Michael J. DeTommaso, a Certified Matrimonial Attorney by the Supreme Court of New Jersey, we specialize in divorce, child custody, alimony, and other family law matters. Our team prioritizes personalized strategies, ensuring clients receive unwavering support and fearless advocacy. We maintain a deep understanding of evolving legal developments to deliver effective solutions. Our results-focused approach emphasizes protecting client interests while navigating complex legal processes with compassion.

We refuse to back down in advocating for clients' rights, leveraging our expertise to secure favorable outcomes. Our commitment extends to transparent communication and accessibility, ensuring clients remain informed throughout their cases. Serving Somerset, Morris, Middlesex, Hunterdon, and Union Counties, we combine local knowledge with statewide legal authority. Our reputation is built on real client results, reflected in testimonials highlighting our professionalism, responsiveness, and success in high-stakes family law cases.
Services
Divorce Representation Child Custody Alimony/Spousal Support Prenuptial Agreements Domestic Violence Child Support Mediation Services Appeals Asset Division Restraining Orders
Highlights and features
  • We offer 125+ years of combined experience in New Jersey family law
  • Our team includes a Certified Matrimonial Attorney by the Supreme Court of New Jersey
  • We implement a patented arbitration process for faster case resolution
  • We provide 24/7 personalized client communication and case updates
  • Our attorneys have recovered millions in favorable settlements and judgments
What people say
Fearless advocate Highly responsive Personalized strategies Successful outcomes Professional team
Services
Divorce Representation
Our divorce attorneys provide aggressive legal representation for contested and uncontested divorces. We develop tailored strategies to protect client interests in asset division, spousal support, and post-divorce modifications. With extensive courtroom experience, we advocate for favorable outcomes while minimizing emotional stress through transparent communication and strategic guidance.
Child Custody
We represent clients in child custody disputes focusing on the child's best interests. Our attorneys handle custody modifications, visitation rights, and relocation cases. We prepare compelling cases using evidence-based narratives to establish custody arrangements that protect parental rights while ensuring children's well-being through comprehensive legal strategies.
Alimony/Spousal Support
Our team handles alimony negotiations and litigation, determining appropriate support amounts based on New Jersey guidelines. We represent clients seeking or contesting spousal support, considering factors like marriage duration, income disparities, and living standards. We develop evidence-based arguments to achieve fair financial arrangements during and after divorce proceedings.
Mediation Services
Certified mediators facilitate negotiations to resolve family law disputes outside court. We guide clients through cooperative problem-solving for divorce terms, custody agreements, and financial settlements. This cost-effective approach maintains client control over outcomes while reducing adversarial tensions through structured mediation sessions led by experienced legal professionals.
Domestic Violence
We provide urgent legal protection for domestic violence victims through restraining orders. Our attorneys handle emergency court filings, evidence presentation, and trial representation. We combine compassionate support with aggressive advocacy to ensure client safety while navigating complex legal procedures for both temporary and permanent protective orders.
People
Michael J. DeTommaso
Founding Partner
Certified Matrimonial Attorney with 25+ years of family law experience. Developed a patented arbitration system resolving cases in 4-6 months. Recognized for aggressive advocacy and strategic courtroom tactics in complex divorce and custody cases.
Taryn R. Zimmerman
Partner
Experienced family law attorney focusing on child custody and high-asset divorces. Known for responsive client communication and successful trial outcomes. Handles complex property division and post-judgment enforcement cases across Northern New Jersey.
Joseph M. Freda
Partner
Specializes in custody disputes and parenting time arrangements. Advocates for clients' parental rights while prioritizing children's best interests. Recognized for compassionate guidance during emotionally challenging cases involving relocation and visitation disputes.
Gregory A. Pasler
Partner
Focuses on complex child custody cases involving special needs children and safety concerns. Combines legal expertise with empathetic client support to achieve custody arrangements that protect children's well-being and parents' rights.
Katrina M. Xyloportas
Partner
Handles high-conflict divorce cases and domestic violence matters. Known for prompt responsiveness and thorough case preparation. Advocates for clients through both negotiated settlements and aggressive courtroom representation in urgent protection cases.
Questions
What is the child custody process in New Jersey?
The process involves initial consultation, filing petitions, mediation attempts, and potential court hearings. Our attorneys guide clients through evidence presentation to establish custody arrangements prioritizing children's best interests while protecting parental rights.
Can child custody arrangements be modified after court approval?
Yes, modifications are possible with significant changes affecting the child's well-being. We help clients document new circumstances and present compelling cases for custody adjustments through court proceedings.
How does your arbitration process work for divorce cases?
Our flat-fee arbitration system resolves cases in 4-6 months through structured discovery, mediation, and binding decisions. This alternative to court backlog includes trial-like proceedings with written decisions enforceable as court judgments.
What differentiates legal and physical custody?
Legal custody involves decision-making authority for education/healthcare, while physical custody determines where the child resides. We help establish arrangements ranging from sole to joint custody models based on client needs.
How do you handle high-conflict divorce cases?
We employ strategic litigation tactics combined with evidence-based arguments to protect client interests. Our approach balances aggressive courtroom advocacy with opportunities for negotiated settlements to minimize emotional and financial costs.
What payment options are available for legal services?
We offer traditional hourly billing and flat-fee arrangements for specific services like arbitration. Payment plans may be available for qualifying clients to ensure access to quality legal representation during financial challenges.