International Specialized Investigations
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International Specialized Investigations

Licensed Private Investigators in Texas & Mexico

Licensed Private Investigators in Texas & Mexico Licensed Private Investigators in Texas & Mexico Licensed Private Investigators in Texas & Mexico

  

Discreet, Results-Driven Investigations for Attorneys, Businesses & Private Clients

Call Now for a free 15 minute Confidential Consultation

(800) 515-6790

  • Home
  • About Our Investigators
  • Our Investigative Team
  • Investigations License
  • Contact
  • Investigations Services
  • Service Areas
  • Mexico Investigations
  • Investigadores Privados

Why Choose International Specialized Investigations

Licensed and Professional

Licensed and Professional

Licensed and Professional

Texas DPS License A18949. Every case handled with discretion and attention to detail. 

Criminal Defense Focused

Licensed and Professional

Licensed and Professional

We assist attorneys with witness interviews, statements and investigative support.

Bilingual Investigations

Texas and Mexico Coverage

Texas and Mexico Coverage

English and Spanish investigators for effective communication and better results.

Texas and Mexico Coverage

Texas and Mexico Coverage

Texas and Mexico Coverage

Investigations throughout Texas with experience handling cases in Mexico. 

Professional Investigative Services

Criminal Defense Investigations

Criminal Defense Investigations

Criminal Defense Investigations

 We provide professional investigative services with the highest level of discretion, supporting attorneys, businesses, and private clients. From criminal defense investigations to surveillance, witness interviews, and background checks, our team delivers accurate, timely, and court-ready results.

criminal defense investigation services

Surveillance Investigations

Criminal Defense Investigations

Criminal Defense Investigations

Our team conducts covert surveillance operations designed to uncover the truth while maintaining complete discretion. Using advanced techniques and professional-grade equipment, we document activities with high-quality video, photography, and detailed reports. 

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Missing Persons Investigations

Criminal Defense Investigations

Private Investigations in Mexico

 We conduct comprehensive missing persons investigations with urgency, discretion, and attention to detail. Whether you are searching for a loved one, a witness, or an individual connected to a legal matter, our team uses proven investigative techniques to develop leads and uncover critical information. 

explore our missing persons investigations

Private Investigations in Mexico

Spanish-Speaking Private Investigators

Private Investigations in Mexico

 We provide professional investigative services throughout Mexico, supporting attorneys, businesses, and private clients with reliable, on-the-ground intelligence. Our team understands the complexities of cross-border investigations and operates with discretion, cultural awareness, and local expertise. 

Explore Our investigations in mexico

Spanish-Speaking Private Investigators

Spanish-Speaking Private Investigators

Spanish-Speaking Private Investigators

 Effective communication is critical in any investigation. Our bilingual private investigators are fluent in both English and Spanish, allowing us to accurately gather information, conduct interviews, and build trust with witnesses and clients. 

explore our bilingual investigations

Domestic Investigations

Spanish-Speaking Private Investigators

Spanish-Speaking Private Investigators

 When something doesn’t feel right, clear answers matter. We conduct discreet domestic investigations to uncover the truth through professional surveillance and reliable evidence. Every case is handled with confidentiality, giving you the information you need to move forward with confidence. 

explore our domestic investigations

About Our Investigations

A man wearing a blue suit with a white shirt and green tie is speaking to a lady.

Private Investigator in Texas | Temple, Belton, Killeen, Houston & Mexico Services

International Specialized Investigations is a trusted provider of licensed private investigation services in Texas, including Temple, Belton, Killeen, Houston, The Woodlands, Spring, Cypress, Conroe, and Magnolia, as well as nationwide and international investigations in Mexico. Our experienced investigators specialize in surveillance, background checks, criminal defense investigations, and corporate investigations, delivering accurate, confidential, and court-ready results.


We proudly offer bilingual English and Spanish-speaking private investigators, allowing for clear communication and effective investigations across cultural and language barriers. This enables us to better serve individuals, attorneys, and businesses in both Texas and Mexico investigations.


Whether you need evidence for litigation, due diligence for a business matter, or answers to a personal concern, our team is committed to uncovering the truth with precision, discretion, and integrity. We provide trusted services in infidelity investigations, missing persons investigations, and locate services, helping clients get real answers when it matters most.

request a free 15 minute confidential consultation

Our Core Principles

Integrity

Professionalism

Professionalism

 We conduct every investigation with uncompromising integrity and strict adherence to legal and ethical standards. Confidentiality is not optional—it is foundational to our work. Clients trust us with sensitive matters, and we protect that trust at every stage of the investigation.

View our private investigations license

Professionalism

Professionalism

Professionalism

 Our investigators are seasoned professionals with extensive experience in complex and sensitive cases. We approach every assignment with discipline, discretion, and attention to detail, understanding the real-world consequences our work carries for our clients. 

Meet Our Investigators

Results-Driven

Professionalism

Results-Driven

 We focus on delivering clear, actionable intelligence—not just information. Using proven investigative methods and advanced techniques, we produce accurate, timely, and court-ready results that support informed decisions and successful outcomes. 

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Our Service Areas for Private Investigations

Houston Private Investigations Services

Belton, Temple & Killeen Private Investigation Services

Belton, Temple & Killeen Private Investigation Services

 Private Investigators in Houston and Harris County 

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Belton, Temple & Killeen Private Investigation Services

Belton, Temple & Killeen Private Investigation Services

Belton, Temple & Killeen Private Investigation Services

  Private Investigators in Temple, Belton and Killeen 

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College Station & Bryan Private Investigation Services

College Station & Bryan Private Investigation Services

College Station & Bryan Private Investigation Services

Private Investigations in College Station and Nearby Communities 

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Mexico Private Investigation Services

College Station & Bryan Private Investigation Services

College Station & Bryan Private Investigation Services

Investigative Services Across Mexico: Mexico City, Cancún, Cabo San Lucas, Puerto Vallarta & More 

View Service Areas

areas we serve in texas

We provide private investigation services throughout Texas, including the following cities and surro

  • Temple TX 
  • Belton TX 
  • Killeen TX 
  • Harker Heights TX 
  • Salado TX 
  • Nolanville TX 
  • Copperas Cove TX 
  • Georgetown TX 
  • Round Rock TX 
  • Waco TX 
  • Houston TX

What Clients Say About Our Investigations

Connect With Us

Speak with a Private Investigator

Licensed Texas private investigators. All information remains confidential.

International Specialized Investigations

202 E Central Ave, Belton, TX 76513, USA

U.S.A. Phone: (800) 515-6790 Mexico Phone: 011-52-559-425-6762 Texas D.P.S. License A18949

Hours

Open today

09:00 am – 05:00 pm

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International Specialized Investigations

202 East Central Avenue, Belton, TX 76513

U.S.A. Phone: (800) 515-6790

Copyright © 2026 International Specialized Investigations - All Rights Reserved.



Texas D.P.S. license a18949

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