The Law Offices of Tad Nelson & Associates is located 820 E Main St, League City, TX 77573. Call Us 281-667-4579. Criminal Justice Attorney, Family Law Attorney, Lawyer, Personal Injury Attorney, Legal Services.  At the law firm of Tad Nelson & Associates, we have one focus: finding good solutions to the legal problems of our clients. Attorney Tad Nelson founded our Texas law firm so that people in Galveston County and the Greater Houston area would have a different option - a place where they could feel welcomed and comfortable in asking an attorney questions while giving up nothing in the way of legal skill or proven ability. Business Hours: Mon to Fri 09:00 AM-05:00 PM, Sat and Sun Closed.