Cyber Era Private Investigators
Providing Information, Insight & Influence to Companies, Individuals & Attorneys
Local Expert Tech Centric Private Investigators-Ready to Serve 24/7/365

McCann Total Security is led by highly regarded and established physical and cyber security specialists. Our team of consultants, technicians, investigators and forensic experts are comprised of former law enforcement and private security professionals. McCann Total Security is an expert in investigations and technology, both in the physical and digital realm. For over 30 years, McCann experts have been trusted by companies, indiviiduals, and lawyers, when it really mattered.

McCann has been a highly valued investigative partner to us for many years. They go beyond the call to provide quality information and executive protection services for us. I can always count on McCann.

Rick Fisher, Global Security Director, CB&I (NYSE: CBI)
COMING ON KINDLE October 2015: Handling Bad - Inside A Cyber Era Private Investigative Firm

In HANDLING BAD, Private Investigator Daniel Weiss delves into the flourishing digital realm of cyber based criminal activity in order to provide examples of threats that may lurk closer to home than you think. Available on Kindle and in Paperback.

FREE GUIDE on Cloud Based Digital Discovery Requests

Our FREE Contacting Major Cloud-Based Websites for Discovery Requests guide was developed out of consistent requests of how to contact major cloud based services such as Facebook, GMAIL, and others for discovery requests. This guide is designed to provide insight in this process.  It is a free service of McCann Investigations.

Providing Our Clients With Specialized Services For Their Unique Needs

Background Investigations Fraud Investigations Embezzlement Investigations Intellectual Property Theft Non-Compete Enforcement Digital Privacy Breach Digital/Physical Debugging Family Law Infidelity Complex Civil Cases Criminal Law

Speak to Us Today - We Stand Ready to Help

Our phones are answered live 24 hours a day, 7 days a week and 365 days a year. We can be onsite anywhere in Texas the same day and anyplace nationally or internationally within 24 hours.


Call Our Local Texas Offices


Houston: (281) 456-2474 | Austin: (512) 201-2965
Dallas: (214) 613-1529 | San Antonio: (210) 446-4517 | New York: (917) 338-1791

Latest from the McCann Investigations Blog
You’re In the AshleyMadison Database: Guilty Until Proven Innocent

As we continue covering the high-profile hacking incident involving the theft of the AshleyMadison user database by hackers, we’ve entered a new phase now that the database of user names has been released. This phase involves individual users defending themselves against allegations of their involvement and use of the service. Marriages, careers, relationships and reputations hang in the bala.....


So You’re Worried About the Ashley Madison Hack?

This past week another high-profile computer intrusion became public, but this hacking incident has some consumers worrying more than normal. Why is that you ask? Well, the website that was hacked is which markets itself as a dating website for married people. Yes, you read that correctly, the site specifically targets married cu.....


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