Sánchez and Wilson has represented Clients in matters before and/or involving the following Federal and Texas administrative agencies and tribunals:
- The Federal Communication Commission
- The United States Equal Employment Opportunity Commission
- The United States Department of Education
- The United States Department of Labor
- The United States Office of Civil Rights
- The United States Patent and Trademark Office
- The United States Internal Revenue Service
- The United States Department of Justice
- The United States Department of the Treasury
- The United States Immigration and Naturalization Service
- The United States Department of Agriculture
- The United States Department of Housing and Urban Development (HUD)
- The Texas Education Agency
- The Texas Employment Commission
- The Texas Workforce Commission
- The Texas Alcohol Beverage Commission
- The Texas Ethics Commission
- The Texas Natural Resource Conservation Commission
- The Texas Department of Housing and Community Affairs
- American Arbitration Association
- The Federal Communication Commission
- The United States Equal Employment Opportunity Commission
- The United States Department of Education
- The United States Department of Labor
- The United States Office of Civil Rights
- The United States Patent and Trademark Office
- The United States Internal Revenue Service
- The United States Department of Justice
- The United States Department of the Treasury
- The United States Immigration and Naturalization Service
- The United States Department of Agriculture
- The United States Department of Housing and Urban Development (HUD)
- The Texas Education Agency
- The Texas Employment Commission
- The Texas Workforce Commission
- The Texas Alcohol Beverage Commission
- The Texas Ethics Commission
- The Texas Natural Resource Conservation Commission
- The Texas Department of Housing and Community Affairs
- American Arbitration Association