Dallas Private Investigator, Process Server, Security Guard Service, & Training

Our Dallas Private Investigators at MJB Group Licensed Private Investigators provide private investigation services to attorneys, insurance companies, corporate clients, and the general public in Dallas and surrounding areas. Our private investigators and civil process servers have the training and experience to meet and exceed our clients' expectations. We specialize in criminal defense investigations, financial and fraud investigations (embezzlement, Ponzi Scheme, identity theft, etc.), forensic cell phone examinations (physical and logical), child custody investigations, and cheating spouse (infidelity) cases . We can also assist with corporate investigations in Texas, criminal investigations, capital murder, felony, sexual assault, assaults, robbery, as well as civil investigations. Contact us today to learn more about our services.

Investigations Division

Criminal Defense Investigations

Interviews, crime scene reconstruction, witness testimony, new evidence collection, record of trial review, appellate investigations, cold case investigations, missing persons investigations, wrongful death investigations, professional courtroom testimony.

Appellate Investigations

Extensive record of trial review, reviewing police procedure and protocols, collecting sworn affidavits/statements from persons of interest, new evidence collection, courtroom testimony and affidavits provided regarding findings. 

Financial Investigations

General and Corporate fraud investigations, Securities and SEC investigations, Ponzi Scheme investigations, RICO investigations (Civil and Criminal), Temporary Restraining Order analysis and service, Link analysis flowcharting, National bank and brokerage account searches with bank location and average/current amounts, Insurance fraud investigations.

Insurance Defense

Surveillance to collect evidence of a fraudulent claim, collecting sworn affidavits/statements from witnesses, review of discovery, civil process service, insurance policy tracing.

Cheating Spouse Investigations (Infidelity)

Surveillance (GPS Tracking, discreet photographs, videos) of a spouse with daily reports provided. Background searches and due diligence investigations to collect necessary evidence for our client prior to court. Litigation strategy and preparation  to assist Attorneys.

Digital Forensics Examinations

Cell phone extractions and computer detective data recovery using state-of-the-art software. Need to know what is on that cell phone or laptop? Contact us today to schedule a free consultation.

Complex Custody Investigations

Expose and collect evidence of a party violating Court Orders in place, background searches, surveillance operations, discreet locate operations, collecting sworn depositions or statements.

TSCM Bug Sweeps

TSCM Bug Sweeps (vehicle, apartment, residence/home, office/Corporate), Counter-surveillance measures, GPS tracker sweeps, threat assessment, security analysis and consulting.

Surveillance and GPS Tracking

Electronic Surveillance (GPS Live Tracking, surveillance van, discreet photographs, videos). Surveillance investigations (daily reports provided with photographs, videos).

Civil Process Service Division

Civil Process Service

Our professionally trained process servers cover the DFW Metroplex - Dallas - Fort Worth, Garland, Richardson, Plano, McKinney, Frisco, Lewisville, Farmers Branch, Irving, Cedar Hill, Desoto, Mesquite, Forney, Canton, Tyler, Kaufman. Our primary service counties include, but are not limited to, Dallas County, Tarrant County, Rockwall County, Kaufman County, Van Zandt County, Smith County, Bowie County, and surrounding areas. Call us today if you need a Process Server in Dallas or surrounding areas!

Comprehensive Background Reports

Professional Skip Trace reports, hidden asset searches, business locate and corporate affiliations, known and unknown associates, address history to ten years, landline and cell phone reverse searches, locate people, find lost loved ones, premarital background searches, national criminal records search, civil court records search. 

Contact Us

Would you like to speak with an Investigator? Leave a message here, and we will get back to you as soon as possible!

Call us today to schedule an appointment!

We offer free initial consultations for new clients, and would be happy to sit down and discuss the nature of the services you are requesting. 


1910 Pacific Avenue, Suite 9100, Dallas, Texas 75201

(972) 798-7374 info@mjbgroup-dallas.com


Open today

09:00 am – 05:00 pm

Dallas Private Investigator - Serving Dallas - Fort Worth - Lewisville - Flower Mound - Coppell - Carrollton - Grapevine - Trophy Club - Weatherford - Beaumont - Mesquite - Plano - Garland - Richardson - Frisco - Irving - McKinney - Rockwall - Arlington - Rowlett - Wylie - Allen - DeSoto - Austin - San Marcos - New Braunfels - San Antonio - DFW Metroplex - Denton County - Dallas County - Tarrant County - Collin County - Hunt County - Ellis County - Kaufman County - Rockwall County - TX - Van Zandt County - Smith County -Texas - and surrounding areas.