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One Wrong Hire Could Shut You Down

Companies have been shut down because of one person. Don’t let your next hire be your biggest liability.

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Pre-Employment Screening

Verify work history, credentials, and past employment with fast, accurate screenings.

Comprehensive Background Checks

Comprehensive reports covering 100+ county, state, and federal criminal records, identity verification, global watchlists, and compliance history.

Drug
Testing

Ensure workplace safety with DOT and non-DOT compliant testing options tailored to your industry needs. Powered by trusted lab partners like Abbott, USDTL, and Omega Laboratories.

ABOUT US

Trusted Screening. Reliable Results.

Since 2005, Davis Investigation Services (DIS) has provided businesses and government agencies with reliable, compliant, and confidential employment screenings. With a commitment to accuracy and security, we help companies reduce hiring risks and maintain regulatory compliance.

  • Trusted by Fortune 500 companies, federal, and state agencies
  • Fully compliant with FCRA, EEOC, DOT regulations, and more
  • Fast, accurate background checks delivered in 24-72 hours
  • Advanced security measures to protect sensitive data
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Secure & Compliant Screening

Start Hiring with Confidence

Find the right employees, stay compliant, and mitigate risks with customized screening services that fit your business needs.

Schedule a Call Now!

OUR SERVICES

Built for Serious Hiring Decisions

Avoid delays, minimize risk, and meet industry-specific compliance with custom screening.

Pre-Employment
Screening

Comprehensive verification of work history, credentials, and past employment to ensure hiring accuracy and compliance with industry standards.

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Background
Checks

Detailed reports on criminal records, identity verification, and compliance history to support informed hiring and risk mitigation.

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Drug & Alcohol
Testing

DOT and non-DOT compliant substance screening to help organizations maintain workplace safety and regulatory adherence.

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Commercial
Screening

Verification of vendors, partners, and business entities to assess legitimacy.

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Legal
Screening

Thorough background investigations tailored for legal cases, regulatory audits, and compliance verification.

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Drug & DWI
Court Screening

Specialized substance testing services designed to meet court-mandated compliance requirements.

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TESTIMONIALS

What Our Clients Say

  • Transformed hiring process
Davis Investigation Services has transformed our hiring process. Their background checks are fast, thorough, and fully compliant, giving us peace of mind when making hiring decisions.
Director of HR
National Retail Chain
  • Speed and Compliance
As a federal contractor, we needed a screening partner we could trust. DIS’s accuracy, speed, and compliance standards make them an invaluable resource for us.
Compliance Officer
Government Agency
  • Streamlined Hiring
We used to struggle with inconsistent background checks and delays. Since switching to DIS, we’ve streamlined our hiring while ensuring we meet all industry regulations.
Operations Manager
Healthcare Organization
FAQs

Frequently Asked Question

Hiring the right employees is critical, but navigating background checks and compliance requirements can be complex. 

Below are answers to some of the most common questions about our services, helping you make informed hiring decisions with confidence.

Most reports are delivered within 24-72 hours, depending on the screening level and complexity.

 

Yes, all our screenings adhere to, but are not limited to, FCRA, EEOC, and DOT regulations, ensuring full compliance. We also prioritize data security—your information is encrypted, stored on private servers, and protected with state-of-the-art infrastructure to reduce risk and prevent breaches.

Absolutely. We offer customized screening packages tailored to different industries and compliance requirements.

Yes, DIS is trusted by over 100 federal, state, and county agencies for secure and compliant background checks.

We provide DOT and non-DOT compliant testing, including urine, hair, and oral fluid screenings, to meet different industry requirements.

Fortress Confidential Services, LLC
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Hours of Operation

  • Mon - Fri: 7:30A - 6:30P
  • Sat - Sun: 8:00A - 11:00A

Contact Information

406 N. Thompson St. Ste 100
Conroe, TX 77301
Main Office: 936-441-7900
Fax: 936-571-0636
TX Lic # A-13332

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Simple, comprehensive, and built to protect your workplace.

Pre-employment screening helps reduce hiring risk through detailed verification of work history, education, and credentials. Whether required by regulation or chosen proactively, these services help safeguard your organization from internal threats, compliance issues, and reputation damage.

✔️ Verify qualifications and credentialing
✔️ Protect against negligent hiring claims
✔️ Prevent internal theft and workplace safety risks
✔️ Maintain compliance with federal and state regulations
✔️ Customizable screening packages for every industry—from youth services to high-security roles

Conducted by a team of experienced research analysts and private investigators, our screenings combine precision, speed, and integrity to support responsible hiring.

Thorough screening built to uncover the full story—so you can hire with clarity.

Our background checks go beyond basic data pulls. Every report is backed by manual research, verified sources, and compliance with federal, state, and industry standards. Customize your screening package to fit your organization’s risk level, industry requirements, and regulatory needs.

What’s included:
✔️ National, Federal, State & County Criminal Record Searches
Covers felony and misdemeanor convictions, indictments, and court activity across all relevant jurisdictions—with manual verification where online records fall short.

✔️ Civil History Search
Identifies non-criminal litigation involving your candidate, including disputes, financial judgments, and lawsuits.

✔️ Education Verification
Confirms degrees, diplomas, certifications, and dates of attendance—ensuring academic claims are legitimate.

✔️ Employment Verification
Validates job titles, dates of employment, performance notes, salary history, and rehire eligibility. DOT-specific verifications available as needed.

✔️ Reference Checks
Trained interviewers connect directly with colleagues or former managers to assess character, performance, and work history.

✔️ Social Security Trace & Alias Search
Verifies SSN validity, current and past address history, and any known aliases—used to expand the scope of criminal and identity checks.

✔️ Sanctions & Debarment Searches (OIG, GSA, EPLS)
Critical for healthcare and government contracting roles. Flags individuals or entities barred from federal programs, grants, or contracts.

✔️ Motor Vehicle Reports (MVR)
Essential for roles involving driving or machinery. Reports include license status, violations, restrictions, and accident history.

Whether you’re screening a warehouse worker or a healthcare executive, our background checks are designed to reduce liability and protect your workforce.

Flexible, fast, and fully compliant drug testing solutions for workplace safety and legal programs.

Our drug and alcohol testing services are designed to meet DOT and non-DOT requirements, with customizable panels, on-site collection, and 24/7 availability for corporate and legal clients. From rapid results to advanced detection windows, we offer testing tailored to your risk profile and industry standards.

Testing Methods Offered:
✔️ Urinalysis (Lab & Instant)
✔️ Hair & Nail Testing
✔️ Oral Fluid / Saliva Testing
✔️ Breath Alcohol Testing
✔️ Blood & EtG/EtS Alcohol Panels

Available Test Types:
✔️ DOT & Non-DOT Compliant
✔️ Lab-Based & Instant Panels
✔️ Mobile / On-Site Collection
✔️ Custom Panel Configurations

Popular Test Panels Include:
– Standard 6-Panel & 13-Panel Urinalysis (Rapid & Lab)
– TCup with EtG (Alcohol + Drug)
– Hair Follicle Testing (5 to 17 Panel)
– Nail Testing – Detection up to 6 Months
– Steroid & Sports Panels for Athletics & Corrections
– Comprehensive Prescription Drug Screens
– Designer Drug & Synthetic Cannabinoid Panels
– Kratom, Fentanyl & EtG Alcohol Tests

Turnaround Times:
✔️ Most lab-based results are delivered within 2–3 business days.

✔️ Walk-ins accepted during business hours—no appointment necessary.

✔️ Emergency and after-hours collections available upon request.

Every test is backed by DHHS-certified laboratories and confirmation procedures. Whether you need pre-employment testing, random programs, or court-ordered panels, our team delivers results with accuracy and integrity.

Proactive risk protection for businesses, vendors, and high-stakes environments.

Our commercial screening services go beyond basic checks to help companies prevent internal threats, uncover fraud, and protect sensitive assets. Whether you’re evaluating new hires, investigating theft, or preparing for a merger, our team of analysts and private investigators delivers discreet, thorough, and legally sound results.

Preventative Screening & Corporate Oversight

✔️ Pre-Employment Screening & Drug Testing
✔️ Background Checks for Employees and Contractors
✔️ Security Consulting & On-Site Risk Assessments
✔️ Undercover Investigations (Internal Theft, Workplace Concerns)
✔️ Secret Shopper Programs for Retail Operations
✔️ Executive Protection & Bodyguard Services

Specialty Investigations

✔️ Workers’ Compensation & Injury Claim Verification
✔️ Internal Theft & White Collar Crime Investigations
✔️ Computer & Information Theft Detection
✔️ Merger and Acquisition Risk Assessments
✔️ Debugging & Electronic Countermeasure Sweeps
✔️ Undercover Operations in Sensitive Environments

From small businesses to global corporations—including high-risk sectors like healthcare, energy, and education—our services are trusted to reduce liability, ensure compliance, and respond quickly when the stakes are high.

Strategic investigative support for attorneys, legal teams, and court cases.

Our legal screening services are built to assist law firms, defense teams, and investigators in gathering critical case information—discreetly, accurately, and on time. With decades of experience serving the legal community, we provide support in civil, criminal, and family law matters, ensuring you get the information needed to build a strong case.

Legal Support Services Include:

✔️ Custody & Family Law Investigations
✔️ Asset Searches & Surveillance
✔️ Missing Persons, Kidnapping & Runaway Cases
✔️ Criminal Defense Support & Witness Location
✔️ Witness Interviews & Sworn Statements
✔️ Accident & DWI Reconstructions
✔️ Seminal Residue & Independent Substance Testing
✔️ Polygraph & Handwriting Analysis
✔️ Subpoena Delivery & Citation Services
✔️ Fingerprinting & Forensic Support
✔️ Access to Independent Experts

Whether you’re defending a client, locating a witness, or confirming critical details, we deliver investigative precision tailored to legal standards and deadlines.

Court-approved testing and support for long-term recovery and accountability.

We serve as the official drug testing provider for the Montgomery County Drug & DWI Court, supporting participants in the Court Assisted Rehabilitation Experience (C.A.R.E.) Program. Our services ensure accurate, timely, and legally admissible results to meet court-ordered compliance.

Collection Site Location

Davis Investigation Services
406 N. Thompson St., Suite 100
Conroe, TX 77301
Phone: 936.441.7900

Hours of Operation

Weekdays: 7:30 AM – 6:30 PM
Weekends: 8:00 AM – 11:00 AM

Court Office Contact

Montgomery County Drug & DWI Court
207 West Phillips, Suite 103
Conroe, TX 77301
Phone: 936.538.8107
Fax: 936.538.8181

Counseling Services Provided by Counseling Center of Montgomery County
212 Conroe Dr., Conroe, TX 77301
Phone: 936.760.1880
Website: counselingcentermc.com

Each test is conducted with confidentiality and full chain-of-custody integrity, helping support participant progress while meeting all legal and procedural requirements.