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A Comfortable and Casual Texas Law Firm

​Sullivan & Cook, LLC is a Dallas law firm with a broad legal practice. Focusing on various types of family law, civil litigation and personal injury litigation, our attorneys have received a great deal of recognition. Jeff Cook has been board certified in civil trial law by the Texas Board of Legal Specialization since 1989. Bob Sullivan is AV Peer Review Rated* and has been listed in Super Lawyers magazine for several years. Barbara Nunneley, Special Counsel, and Chris Harding are both Board Certified in Family Law.  All of our lawyers and our entire legal team are well-equipped to handle the following legal matters:

Experience counts. Contact the Texas lawyers with more than 225 jury trials to their credit. Call 214-520-7494.

Whatever your legal problem, our attorneys can help. We try cases, building strong arguments on behalf of clients. Contact our Dallas law firm to learn more. Call 214-520-7494.

* CV, BV and AV are registered certification marks of Reed Elsevier Properties Inc., used in accordance with the Martindale-Hubbell certification procedures, standards and policies. Martindale-Hubbell is the facilitator of a peer review rating process. Ratings reflect the confidential opinions of members of the Bar and the Judiciary. Martindale-Hubbell Ratings fall into two categories – legal ability and general ethical standards.



A regional Texas, law firm primarily serving people in cities such as Dallas, Allen, Plano, Richardson, Fort Worth, Frisco, Garland, Southlake, Carrollton, Grand Prairie, McKinney, Denton, Mesquite, and Rockwall and throughout Dallas County, Denton County, Collin County, Tarrant County, Parker County, Montague County, Cooke County, Wise County and Rockwall County.