About Us The estate planning law firm of Hayes & Wilson PLLC assists clients in Houston, Texas and surrounding areas with guardianships, probate matters, wills and trusts. We also help with power of attorney, advance directives, Medicaid planning and more. Your life, your family and your circumstances are unique. Our estate planning and probate lawyers and staff will take the time to listen, get to know you, and understand your objectives. Call 713-880-3939 for a free consultation!