Award Given:
Dianne Sullivan: Best Divorce Attorney in Maricopa County of 2025
In 2025, Dianne Sullivan earned the well-deserved title of Best Divorce Attorney in Maricopa County, solidifying her place as one of the most trusted and respected family law professionals in the region. With over 20 years of experience, she is renowned for her profound understanding of the intricacies of divorce law, her unwavering commitment to her clients, and her ability to provide both legal expertise and emotional support during some of the most difficult times in a family’s life.
As the Founding Partner of Sullivan Shick PLC, Dianne's approach to divorce law is one that blends strategic legal representation with a compassionate understanding of the emotional strain that often accompanies these cases. She has built a reputation for being an empathetic advocate for her clients, ensuring that they not only have the best legal representation, but also the support they need to navigate emotionally charged situations. Whether a case involves complex financial divisions, high-stakes custody battles, or disagreements over property and assets, Dianne is committed to securing the best possible outcome for her clients while minimizing the emotional toll of the divorce process.

Expertise and Experience in Divorce Law
What truly sets Dianne Sullivan apart from others in the field of family law is her in-depth expertise in divorce cases. With over two decades of experience handling a diverse range of family law issues, Dianne is well-equipped to handle even the most complex divorce cases. Her practice encompasses all aspects of divorce law, including asset division, spousal support, child custody, child support, and prenuptial agreements. She has successfully represented clients in both contested and uncontested divorces, always focusing on finding a solution that works for her clients while ensuring their rights are protected.
Dianne’s knowledge extends beyond just the legalities; she understands the emotional and psychological toll that divorce can take on families, especially when children are involved. This unique combination of legal expertise and emotional intelligence is what makes her the top choice for individuals facing a divorce in Maricopa County.
Advocacy for Fathers’ Rights
One of the areas where Dianne Sullivan has made a significant impact is in advocating for fathers' rights during divorce and custody proceedings. She recognizes that, historically, fathers have sometimes faced an uphill battle when it comes to securing equal parenting rights. As a result, Dianne is especially committed to ensuring that fathers receive fair representation, advocating for their rights to remain active, involved parents, and ensuring their relationships with their children are not disrupted by a divorce.
Dianne’s commitment to fathers’ rights has earned her the respect of her clients, who appreciate her understanding of the unique challenges fathers face during family law disputes. Her aggressive representation in these cases helps ensure that fathers are treated equitably in custody matters, visitation arrangements, and child support negotiations.
Compassionate Support Through Challenging Times
Divorce can be one of the most emotionally challenging experiences in a person’s life. Dianne Sullivan not only provides expert legal counsel but also offers compassionate support throughout the entire process. She takes the time to listen to her clients, understand their goals, and provide them with the guidance they need to move forward with confidence and peace of mind.
Her ability to handle complex legal issues with calm professionalism while offering a supportive ear and a steady hand is what sets her apart from many other attorneys. Clients often find comfort in knowing that their attorney is not just a legal expert but someone who genuinely cares about their well-being and the well-being of their family.
What Clients Are Saying
The impact of Dianne Sullivan’s work is evident in the numerous positive testimonials from clients who have experienced her legal prowess firsthand. One client shared, “Dianne was a beacon of hope during one of the most challenging times in my life. She not only fought for my rights but also took the time to understand the emotional toll this process was having on me. Her support made all the difference in the outcome of my case.”
Another client stated, “Dianne’s expertise and compassion were invaluable in helping me navigate my divorce. She was able to get me a favorable outcome and helped me protect my relationship with my children. I couldn’t have asked for a better advocate.”
Comprehensive Services Offered by Sullivan Shick PLC
Dianne Sullivan and her team at Sullivan Shick PLC offer a comprehensive range of services to clients facing divorce or other family law issues, including:
Divorce and Separation: Whether contested or uncontested, Dianne works to ensure a smooth process that results in a fair division of assets and a resolution that best meets her clients' needs.
Child Custody and Visitation: Dianne is committed to protecting her clients’ relationships with their children, advocating for fair custody arrangements and visitation rights.
Spousal Support and Alimony: Dianne provides expert legal counsel regarding spousal support matters, ensuring that her clients are fairly compensated for their contributions to the marriage.
Fathers’ Rights Advocacy: Dianne is a fierce advocate for fathers seeking to maintain strong relationships with their children following a divorce.
Property Division and Asset Protection: With her extensive experience, Dianne ensures that her clients’ financial futures are protected through fair property division and asset negotiations.
Why Dianne Sullivan is the Best Divorce Attorney in Maricopa County
Dianne Sullivan’s unwavering dedication to her clients, her vast knowledge of family law, and her compassionate approach to difficult family matters have made her a standout in Maricopa County. She continues to provide exceptional legal representation, helping families navigate the complexities of divorce while ensuring that her clients feel supported throughout the entire process.
For anyone facing a divorce in Maricopa County, Dianne Sullivan is a trusted name that represents strength, compassion, and excellence in family law.
For more information about Dianne Sullivan and the services she provides, visit Sullivan Shick PLC.
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