Sullivan & Cook, LLC

Sullivan & Cook, LLC is an Irving, Texas law firm representing individuals, entrepreneurs, businesses, property owners, families, and injured clients throughout the Dallas-Fort Worth region. The firm handles business and commercial litigation, family law, personal injury, real estate matters, estate disputes, employment litigation, nursing home claims, professional malpractice, equine law, and business transactions. Its work combines courtroom advocacy with practical advice for clients facing financial, personal, property, or operational concerns.

Sullivan & Cook, LLC was established in 1988 and has developed a broad civil trial practice in North Texas. The firm’s lawyers have tried more than 225 cases to verdict and regularly appear in courts throughout the Dallas-Fort Worth metroplex. Its approach emphasizes early case evaluation, direct communication, careful preparation, and strategies designed around each client’s goals, risks, and available resources.

Sullivan & Cook, LLC represents businesses in breach of contract claims, partnership disputes, payment conflicts, employment matters, trade secret issues, collections, liability disputes, and real estate litigation. The firm also assists with business transactions involving leases, contracts, property sales, and supplier agreements. Its family law practice includes divorce, marital property and debt division, premarital agreements, child custody, visitation, child support, modifications, and stepparent adoption.

Sullivan & Cook, LLC also handles personal injury and wrongful death claims involving car accidents, truck crashes, industrial incidents, defective products, unsafe property conditions, and third-party workplace injuries. The firm represents injured plaintiffs as well as businesses defending against injury claims. From its Irving office, the firm continues to serve clients across Dallas, Tarrant, Collin, Denton, Rockwall, and surrounding counties with trial-focused representation, practical judgment, and responsive legal service.