- Investigations Without Limits.
- 10210 Grogans Mill Rd, Suite 245, The Woodlands, TX, US, 77380
- (281) 410-1334
International Specialized Investigations is a private investigations agency licensed by the State of Texas. Our headquarters is located in Greater Houston. We provide private investigative services throughout Texas and beyond.
Our private investigators are well experienced in the fields of service we offer, such as surveillance, criminal defense, and domestic investigations. We also have bilingual English/Spanish-speaking private investigators.
International Specialized Investigations is well known for providing investigations all over Mexico. We have been operating in Mexico for over 20 years. We also have a great network of private investigators in El Salvador, Israel, Russia, Spain, and The United Kingdom.
With decades of investigative experience, International Specialized Investigations has built a strong reputation for delivering accurate, reliable, and discreet results. Our licensed team has worked on hundreds of cases across Texas, Mexico, and internationally.
Communication is key. That’s why our investigators are fluent in both English and Spanish, allowing us to serve diverse communities and handle sensitive cases effectively across Texas and Latin America.
From Houston to Mexico and beyond, we operate with a trusted network of investigators in El Salvador, Israel, Russia, Spain, and the United Kingdom. Wherever your case leads, we have the resources to follow.
(281) 410-1334
grayr@interspecinvestigations.com
At International Specialized Investigations, we value our clients and their concerns. That’s why we offer a complimentary 15-minute initial consultation over the phone. Whether you have questions about our services or want guidance on your situation, we’re here to listen and provide professional advice—no obligation, just support.
(281) 410-1334
10210 Grogans Mill Rd, Suite 245, The Woodlands, TX, US, 77380
Your Trusted Partner for Discreet, Professional, and Reliable Investigations.