About Us
Established in 2009, Greater Northwest Insurance is an Independent Insurance Company that is partnered with some of the top Independent Insurance Companies in the Nation.
Greater Northwest Insurance is licensed and approved with the Texas Department of Insurance and all business is performed by an approved and licensed agent.
Offering a Variety of Company options, Customers are guaranteed to receive the best and lowest priced coverage available.


At Greater Northwest Insurance, we believe in providing only the best, Honest service to our Customers.
We believe that in order to be the best, we must offer our Customers a combination of both the Best Prices and Best Quality Insurance available.
At Greater Northwest Insurance, you will experience Professionalism and Honesty.

Se Habla Español!
Best of San Antonio 2011 & 2012”
Greater Northwest Insurance is proud to have been selected as Best of San Antonio 3 years in a row in Automobile, Home & Business Insurance category by the US Commerce Association (USCA).

  1. Erbey Valdez serves as Principal Agent for Greater Northwest Insurance. Raised in West Texas, Mr. Valdez earned his Bachelor's degree from Stephen F. Austin State University in 1995 and his Master's Degree in Education from Angelo State University in 2005. He also holds a Masters in Theological Studies from Southwestern Baptist Theological Seminary. Over the past 7 years, Mr. Valdez has earned several recognitions as an insurance agent, including Texas' first "Gold-Level" agent with Mercury Insurance and as a "Progressive Home Advantage" agent with Progressive. He is licensed and approved with the Texas Department of Insurance in both Property & Casualty and Life, Accident & Health.
    Erbey Valdez
    "Principal Agent"
  2. Rosemary Hernandez is a native of San Antonio, Texas who brings a wealth of experience to our office. As a graduate of John F Kennedy High School, Mrs. Hernandez has earned over 15 years of office experience including serving as a Human Resources Administrator, Managing Liaison, Marketing Agent and Customer Service Representative. She has appeared on Telemundo television as a marketing agent and served over 5 years as a Women’s Ministry Director.
    Rosemary Hernandez
    "Customer Service"
  3. Marco Valdez serves as Customer Service Representative at Greater Northwest Insurance. He is a Business Administration student at UTSA, specializing in Finance and Accounting. He has also been recognized as a National Honor Student at UTSA. Marco is a graduate of Business Careers High School in San Antonio, where he graduated as an Honor Student and earned the 2015 Ancira and Security Service Tomorrow Finance scholarship. He is working to pursue a career in insurance and finance as he seeks to continue the high reputation that Greater Northwest Insurance has earned.
    Marco Valdez
    "Customer Service"
  4. Patricia Aceves is a resident of Jalisco, Mexico and serves as “Spanish Ambassador,” focusing on the Spanish-speaking clients for Greater Northwest Insurance. She has over 20 years’ experience in banking/finance and over 10 years’ experience in the insurance industry. She served as an Insurance CSR and a Bank Manager for one of Mexico’s leading banks for over 10 years and brings a wealth of experience to the agency from the finance world. Patricia has transformed GNW into a truly “Multi-cultural Agency!”
    Patricia Aceves
    "Customer Service"
  5. Maricruz Valdez serves as an original founding member and company executive for Greater Northwest Insurance, working in the background in the company’s vision and strategic planning. Originally from San Miguel de Allende, Mexico, Mrs. Valdez brings expertise in public service and business accounting. Earning her associates degree in Accounting from the University of Guanajuato, Maricruz moved to the United States in 1995 to pursue a higher education. She has earned both her Bachelor’s degree and Masters’ degree from Angelo State University and also works as a professional counselor in San Antonio ISD. Mrs. Valdez is proficient in both English and Spanish and brings office, bookkeeping, human resources and accounting experience to the company.
    Maricruz Valdez
    "Company Executive"
  6. Esmeralda Hernandez is a graduate of Brandeis High School. As the newest addition to the GNW family, “Esmie” works as the Retention and Win-Back specialist for the agency. She has worked with JC Penney in sales and customer service and she also worked in education and curriculum development as a child-care specialist. She is bilingual (English and Spanish) and gifted in sales communication.
    Esmeralda Hernandez