Background investigations
Identity, criminal, civil litigation, employment, and reputational research — analyst-verified, county-level.
Texas· Houston
Private Investigator in Houston, Texas.
OnTrial provides licensed private investigations and enterprise intelligence in Houston, Texas — background investigations, due diligence, asset searches, sub rosa surveillance, and litigation support for the city's energy companies, corporations, insurance carriers, and law firms. Analyst-verified, Texas DPS licensed.
Licensed by the Texas DPS (#C31261501). Analyst-verified. Fixed cost per engagement, with rush available on most reports.
- Texas DPS licensed
- Private Investigations Company License #C31261501 Verify →
- 100% veteran & LEO
- Every investigator and analyst a veteran of the U.S. military or law enforcement
- 1,000+
- Reports completed
- Analyst-verified
- Source-cited findings, documented chain of custody with SHA-256 hashed evidence
The work
Investigations we provide in Houston.
Due diligence
Pre-transaction diligence on principals, counterparties, and targets — litigation, regulatory, adverse-media, and beneficial-ownership context.
Asset searches & recovery
Real property, vehicles, business interests, accounts, judgments, and cryptocurrency accounts tied to a subject.
Surveillance
Licensed sub rosa surveillance and activity checks, documented as timestamped, evidentiary-grade video.
Litigation investigations
Party and witness workups, witness location and vetting, and evidence capture for civil matters.
Private client
Discreet intelligence for individuals, families, and family offices — vetting, diligence, and reputation work, handled in confidence.
Serving Harris County
Built for how Houston works.
Intelligence, delivered through a secure client portal — with operators in the field when a matter calls for it.
Houston is an energy capital and one of the busiest civil-litigation venues in the country, with a dense corporate, medical, and insurance-defense economy behind it. OnTrial supports Harris County litigators with party, witness, and asset investigations, insurers and defense counsel with sub rosa and AOE/COE work, and dealmakers with diligence on energy-sector principals and counterparties.
OnTrial is headquartered in Austin and serves Houston and the surrounding Harris County area. Every finding is verified by an analyst before it reaches you.
Also serving across TexasAll of Texas →Austin →Dallas →San Antonio →
Typical engagements
What Houston clients order.
- Energy-sector due diligence on principals and counterparties
- Commercial and civil litigation investigations in Harris County
- Sub rosa surveillance and AOE/COE for insurance-defense matters
- Corporate and executive background investigations
- Asset searches, tracing, and post-judgment enforcement
- Discreet private-client and family-office intelligence
Why the work holds up
Licensed, verified, defensible.
Every finding is sourced and analyst-verified. Every operator is licensed.
Every internal role at OnTrial is held by a veteran of the U.S. military, federal law enforcement, or state / municipal law enforcement — by mandate.
SOC 2 aligned; FCRA, GLBA, and CCPA compliant. AI-governance posture is documented — see AI Governance and Data Security.
OnTrial, LLC is licensed by the Texas Department of Public Safety as a Private Investigations Company (#C31261501).
FAQ
Private investigation in Houston, explained.
- Is OnTrial licensed to operate in Houston?
- Yes. OnTrial, LLC is licensed by the Texas Department of Public Safety as a Private Investigations Company (#C31261501), which covers Houston and Harris County.
- Do you have investigators in Houston?
- Yes. OnTrial is headquartered in Austin and deploys licensed operators across Houston and Harris County; most intelligence work is ordered and delivered directly through the secure client portal.
- What kinds of cases do you handle in Houston?
- The full capability set: background investigations, due diligence, asset searches, sub rosa surveillance, litigation investigations, SIU / insurance-fraud support, and discreet private-client work.
- Does OnTrial handle family law matters in Houston?
- Yes, at the direction of counsel. Family law investigations are retained through the attorney of record and cover tracing of community and separate property, lifestyle documentation, and conduct relevant to conservatorship for Harris County family courts.
- Does OnTrial support insurance defense in Houston?
- Yes. Defense counsel, carriers, and TPAs use OnTrial for sub rosa surveillance, claimant backgrounds, and AOE/COE investigations on Harris County claims. See insurance defense.
- What does a private investigator in Houston cost?
- Reports are fixed cost, with no subscription or monthly fees; custom engagements are scoped and quoted at intake. Pricing depends on scope, with rush turnaround available for time-sensitive matters.
Start an engagement in Houston.
Become an OnTrial client and order directly through the secure client portal. No subscription, no monthly fees.