About Madhgrick Law, P.C., in Lawrenceville, GA
At Madhgrick Law, P.C., we believe that legal representation should be personal, understandable, and centered on the people behind each case. Founded by Attorney Hiance Madhgrick Castro Guerrero, our Lawrenceville, GA, law firm provides compassionate legal guidance for individuals and families navigating family law and immigration matters.
Hiance brings a unique perspective to her practice. Born and raised in the Dominican Republic, she began practicing law there in 2015 before continuing her legal education and career in the United States. Her personal and professional experiences have shaped a practice focused on helping clients feel heard, informed, and supported.

Meet Attorney Hiance Madhgrick Castro Guerrero
Hiance Madhgrick Castro Guerrero is the founder and attorney of Madhgrick Law, P.C. She is licensed to practice law in Georgia and is fluent in English and Spanish.
Her legal career includes experience in family law and immigration matters. Before founding Madhgrick Law, P.C., she worked as an associate attorney and previously gained experience as an immigration paralegal and law graduate paralegal. She also served as a legal intern with Kids in Need of Defense (KIND).
Hiance earned her Juris Doctor from the University of Georgia School of Law in 2022. She also earned an LL.M. from the University of Georgia School of Law and holds an LL.B. from Pontificia Universidad Católica Madre y Maestra in Santo Domingo, Dominican Republic. She is also a certified Spanish/English legal interpreter.
Our Areas Of Focus
Madhgrick Law, P.C. focuses on legal matters that can have a meaningful impact on individuals and families, including:
- Family Law
- Divorce and Separation
- Child Custody
- Child Support
- Adoption
- Modification
- Domestic Violence Matters
- Immigration Law
- Prenuptial Agreements
- International Law
For Spanish-speaking families, communicating directly with a bilingual attorney can make an important difference. Hiance is fluent in English and Spanish and can provide legal guidance without relying solely on an interpreter.
A Bilingual and Personal Approach
For many clients, especially immigrant families, clear communication is an important part of receiving legal help. As a native Spanish speaker, Hiance can communicate directly with Spanish-speaking clients and explain legal information in a way that is easier to understand.
At Madhgrick Law, P.C., we take time to listen before developing a legal strategy. We explain the process, discuss available options, and keep communication open throughout the matter.
Professional Experience and Community Involvement
Hiance is an active member of the State Bar of Georgia and the Gwinnett County Bar Association. She is also a member of the Gwinnett County Bar Association Divorce/Family Section and holds mediation certification.
Her experience, education, and bilingual background allow her to serve clients from different backgrounds while maintaining a personal connection to the Lawrenceville community.
Reach out in English or Spanish, no matter where you live in the U.S., and let's talk about your situation.
Contact Madhgrick Law, P.C.
Madhgrick Law, P.C. is located at 234 Luckie Street, Suite 2A, Lawrenceville, GA 30046. Whether you need help with a family law matter or immigration services, our team is here to listen and help you understand your legal options. Call or text 470-238-8896 to get started.


