Law Office of Daniel L. Sullivan - Dallas, TX office in Dallas, Texas
Law Office of Daniel L. Sullivan - Dallas, TX

Law Office of Daniel L. Sullivan - Dallas, TX

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8035 E R L Thornton Fwy, Suite 518B, Dallas, Texas, United States
27 Years of Practicing, since 1999
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+1 972-277-1063
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Law Office of Daniel L. Sullivan is an established Dallas law practice providing over twenty-five years of dedicated counsel in family law, CPS defense, divorce, child support, immigration, and criminal defense.

Compassionate Family and Immigration Advocacy in East Dallas

Conveniently located at 8035 East R.L. Thornton Freeway in Dallas, Texas, the Law Office of Daniel L. Sullivan has provided steadfast legal representation to North Texas families and individuals for more than twenty-five years. Managing attorney Daniel Lawrence Sullivan earned his Juris Doctor from Texas Wesleyan University School of Law and was admitted to practice by the State Bar of Texas in 1999. Attorney Sullivan understands that disputes involving children, parental custody, marital property, or immigration status represent some of the most emotionally trying periods of a person life. Drawing upon decades of courtroom advocacy, the firm provides clients with clear, practical guidance designed to protect their rights and secure long-term family stability.

Comprehensive Family Law and Child Protective Services Defense

When domestic conflicts escalate into formal court proceedings, having a resolute advocate in your corner is essential to protecting your parental bond and financial security. If you need a lawyer to guide you through delicate family law issues, the firm delivers skilled representation across Dallas and surrounding counties:

  • Contested and Uncontested Divorce: Navigating equitable division of marital property, real estate assets, business holdings, and spousal maintenance disputes.
  • Child Custody and Visitation: Establishing fair conservatorship arrangements and enforceable parenting schedules centered on the best interests of the children.
  • Child Support Enforcement and Modifications: Calculating statutory child support guidelines and modifying existing court decrees following significant financial or lifestyle changes.
  • Child Protective Services (CPS) Defense: Providing vigorous legal defense for parents undergoing state investigation or facing child removal proceedings, fighting to keep families together.
  • Protective Orders and Domestic Safety: Representing clients in seeking or contesting domestic violence protective orders and injunctions.

Strategic Immigration Services and DACA Clinic

In addition to family court representation, the Law Office of Daniel L. Sullivan provides dedicated assistance with federal immigration matters. The firm understands the intricate connection between domestic relations, criminal allegations, and immigration consequences:

  • Deferred Action for Childhood Arrivals (DACA): Assisting young immigrants in preparing initial applications and timely renewals through comprehensive legal clinics and guidance.
  • Family-Sponsored Immigration: Preparing immigrant visa petitions for spouses, minor children, and parents to help foreign family members attain legal permanent residence.
  • Adjustment of Status and Consular Processing: Guiding eligible candidates through domestic green card processing or coordinating overseas consular appointments.
  • Deportation and Removal Defense: Defending immigrants facing removal proceedings before federal immigration courts and challenging grounds of inadmissibility.

Direct Attorney Access and Personalized Case Strategy

Clients who work with Daniel L. Sullivan appreciate his approachable demeanor, transparent explanations, and prompt communication. Unlike impersonal mega-firms where clients are passed off to rotating legal assistants, Attorney Sullivan works directly with each client to devise a strategy tailored to their specific circumstances. If you need to find a lawyer who combines deep local court familiarity with authentic compassion, schedule a consultation with the Law Office of Daniel L. Sullivan in Dallas today to protect your family, preserve your parental rights, and resolve your legal difficulties with confidence.


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Location & Access

Primary Address

Located in the Buckner Terrace neighborhood of East Dallas, Texas, with excellent accessibility along the major Interstate 30 corridor.

Building Location

The office is located in a prominent 6-story Class B commercial office building at 8035 East R.L. Thornton Freeway, featuring a sparkling glass-accented facade, positioned near the Tenison Glen Golf Course and the Dallas Arboretum.

Parking Details

For clients and visitors, there is a large, free on-site surface parking lot surrounding the building with over 340 spaces, as well as designated accessible stalls.

Public Transit

Served by DART Route 18 (Inbound / Outbound); nearest stop is at Highland @ Woodhue - W - MB1.

Accessibility / Suite Access

Enter through the building's main front lobby and use the passenger elevators to go up to the 5th floor. The law firm's offices are located in Suite 518B.

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