Need a Lawyer in Southlake? Choose Our Family Law Attorneys
Our Southlake office has a new, professional, and luxurious atmosphere. Find us off of E Southlake Blvd in the DFW metroplex, just two blocks east of Trader Joe's.
Visiting Our Southlake Office
David L. Cook, Donna J. Smiedt, and Olivia A. Sheppard provide experienced family law representation to clients in Southlake and throughout Northeast Tarrant County. David Cook and Donna Smiedt are Board Certified in Family Law by the Texas Board of Legal Specialization, and Olivia Sheppard focuses her practice on divorce, child custody, and complex family law matters.
Our Southlake family law attorneys assist clients with high-asset divorce, complex property division, child custody, child support, custody modifications, spousal support, prenuptial and postnuptial agreements, mediation, and other challenging family law matters. Whether you are protecting a business, preserving significant marital assets, or making decisions involving the future of your children, our attorneys provide strategic guidance, compassionate counsel, and strong advocacy tailored to your individual circumstances.
Our Southlake office is new, modern, and designed to provide a professional yet comfortable environment. We understand that divorce, custody disputes, and other family law matters can be emotionally difficult. Our goal is to help clients feel at ease while providing clear answers, practical advice, and a focused legal strategy.
The office is located at 1560 E. Southlake Boulevard, Suite 100, in Southlake Town Square. We are directly north of East Southlake Boulevard and conveniently located near State Highways 114 and 121. Our Southlake location serves clients from Southlake, Grapevine, Colleyville, Keller, Trophy Club, Westlake, and surrounding North Texas communities.
Contact Harris Cook Law to request a consultation with an experienced Southlake family law attorney. You may request an appointment and complete our client forms to begin the process.
There's No Need to Wait Virtual Consultations Are Available
Harris Cook Law - Family Law Division is centrally located in the middle of the Dallas and Fort Worth metroplex and has several convenient locations. But we also recognize that our clients are juggling obligations that make their time precious. We are happy to meet with you during a virtual consultation to answer your questions and learn more about your unique situation.
The outcome of a divorce will impact every single aspect of your life. Don't settle. Protect your family's best interests by reaching out to us today.
Our Attorneys' Affiliations
"You're in good hands if you select Harris Cook LLP.”
“Divorce is a challenging life experience and you want someone who is honest and experienced to represent you. Harris Cook LLP was just that for me, it was a lot of unknowns that they guided me through and help me achieve the best possible outcome. Though no Divorce was my hope and may be yours as well, your in good hands if you select Harris Cook LLP.”
– Michael, 5-Star Review
What Makes Us Different?
We understand there is no shortage of qualified attorneys in the DFW metroplex. But we are confident our team has several distinguishing factors that make us a wise choice for your representation.
Board Certification
Similar to other professions, board certification in law denotes professionals of an especially high caliber. Of the roughly 100,000 practicing lawyers in the state of Texas, only 900 are certified in family law. Donna J. Smiedt has held this distinction for more than 30 years.
A Comforting Space
At a time in your life when you might feel alone and confused, our law firm strives to provide a safe, comforting, and stable environment. From a compassionate team to therapy pups at our Southlake office, we will do everything we can to take the weight off your shoulders.
Local Recognition
Over our years in practice, Harris Cook Law has built a reputation for steadfast legal representation. We are truly honored to give back to the great city of Arlington and serve our friends and neighbors in their time of need.
Our Scope of Services
The nature of family law means that you might need assistance in several areas. At Harris Cook Law - Family Law Division, you can expect the same high caliber of service for virtually any need.
- Adoption
- Child Custody
- Child Support
- Child Protective Services Litigation
- Collaborative Divorce
- Custody Modifications
- Family Law
- Grandparent Rights
- High-Asset Divorce
- Interstate Child Custody
- Mediation
- Paternity Law
- Pre-Marital Agreements
- Pre-Marital Mediation
- Post-Nuptial Agreements
- Property Division
- Spousal Support
- Termination of Parental Rights
- Traditional Divorce
- Visitation Rights








