About Us The Law Offices of Mary Ann Beaty, PC, are located in Dallas, Texas and represent clients in family law cases throughout the DFW Metro. Attorney Mary Ann Beaty handles divorce, child custody, child support, modification, visitation, enforcement, paternity, father's rights, adoption, stepparent adoption, and family law mediation cases. Contact the Dallas County family law firm at 214-350-5530 for experienced divorce representation.