ChatGPT's shortlist: cybersecurity firms in Texas

Places ChatGPT showed

• Praetorian · 5.0★ · Computer security service
• Framework Security · 4.8★ · Computer security service
• 7tech IT Services and Cybersecurity · 5.0★ · Computer support and services
• CoreRecon · 4.9★ · Computer security service
• NGNSYS · 5.0★ · Computer security service
• Triad InfoSec · 5.0★ · Computer security service
• ITECS · 5.0★ · Computer support and services
• AMSYS - Managed IT & Cybersecurity · 4.8★ · Computer support and services
• Katalism Cybersecurity - IT Support & Managed IT Services Dallas · 5.0★ · Computer support and services

Texas has a large cybersecurity market, so “best” depends heavily on whether you need penetration testing, managed detection/response, compliance, incident response, or enterprise consulting. Current 2026 industry directories identify hundreds of Texas providers, with particularly strong concentrations in Austin, Dallas–Fort Worth, Houston, and San Antonio.

Here are firms worth putting on a shortlist:

• Praetorian — Austin. Focuses heavily on offensive security, penetration testing, red teaming, and finding exploitable weaknesses.
• Framework Security — Austin. Cybersecurity consulting, incident response, digital forensics, threat simulations, and security strategy. Clutch currently lists it as a 100%-cybersecurity-focused provider with 22 reviews.
• 7tech IT Services and Cybersecurity — San Antonio. Managed cybersecurity, SOC/MDR-style services, vCISO, and CMMC/compliance work. Clutch lists 7tech among its leading Texas cybersecurity consultants.
• CoreRecon — Corpus Christi. Managed cybersecurity and 24/7 monitoring, particularly for organizations wanting an MSSP/MSP relationship.
• NGNSYS — Houston. Cybersecurity, network/infrastructure security, and security-focused IT consulting.
• Triad InfoSec — Katy/Houston area. Particularly oriented toward GRC, vCISO, CMMC, HIPAA, SOC 2, and ISO 27001.
• ITECS — Dallas. Managed EDR, vulnerability assessments, penetration testing, security awareness, Microsoft 365 security, and broader managed IT.
• AMSYS - Managed IT & Cybersecurity — Houston. Combines managed IT with cybersecurity, monitoring, hardening, and incident-response support.
• Katalism Cybersecurity - IT Support & Managed IT Services Dallas — Dallas. Compliance-oriented managed IT/cybersecurity, particularly for regulated organizations.

How I'd narrow the list

For independent comparison, Clutch's September 2026 Texas cybersecurity directory currently highlights Framework Security, 7tech, TPx, Techmedics, and others based on client reviews, experience, and market presence.

If you tell me your company size, industry, budget, and what you need cybersecurity for, I can narrow this to a practical shortlist of 3–5 firms and compare their services, locations, certifications, and approximate pricing.

Places ChatGPT showed

• IronEdge Group | Houston Managed IT Services · 4.9★ · Computer support and services
• SecureTech · 5.0★ · Computer support and services
• 7tech IT Services and Cybersecurity · 5.0★ · Computer support and services
• Cyber One Solutions · 5.0★ · Computer support and services
• SMB Integrations · 5.0★ · Computer support and services
• Katalism Cybersecurity - IT Support & Managed IT Services Dallas · 5.0★ · Computer support and services
• Inman Technologies | Outsourced IT Support & Managed IT Services in Fort Worth · 5.0★ · Computer support and services
• CoreRecon · 4.9★ · Computer security service

If by “best” you mean strong SMB fit rather than simply the largest cybersecurity company, I’d shortlist firms based on their stated SMB focus, managed detection/response capabilities, compliance expertise, and whether they can provide day-to-day IT support alongside security.

Texas SMB cybersecurity shortlist

• IronEdge Group — Houston
• Good fit for mid-sized companies with an internal IT team or a need for co-managed IT/security.
• Offers EDR, 24/7 SOC monitoring, credential-exposure monitoring, email/web security, vulnerability management and security-awareness training.
• SecureTech — San Antonio
• Geared toward small and midsize organizations that want IT support and cybersecurity under one provider.
• Particularly relevant if you don't have dedicated internal IT/security staff.
• 7tech IT Services and Cybersecurity — San Antonio
• Security-forward MSP/MSSP offering managed security, 24/7 support, compliance assistance and strategic IT/security services.
• A potential fit for mid-sized businesses where downtime and compliance are significant concerns.
• Cyber One Solutions — Houston
• Focuses on SMBs needing an outsourced IT + cybersecurity partner, including security monitoring, cloud administration and compliance support.
• SMB Integrations — Houston
• Specifically targets small and medium-sized businesses and emphasizes managed IT, cybersecurity, ongoing monitoring and predictable monthly pricing.
• Katalism Cybersecurity — Dallas
• Worth considering if you're in a regulated industry and need cybersecurity combined with compliance/governance.
• Its positioning is particularly centered on compliance-oriented SMB and mid-market environments.
• Inman Technologies — Fort Worth
• Outsourced IT and cybersecurity for small/midsize DFW businesses, with an emphasis on ongoing monitoring rather than break/fix support.
• CoreRecon — Corpus Christi
• Security-forward MSP/MSSP serving the Coastal Bend and broader Texas market, with 24/7 security operations and compliance-oriented services.

If you're in Central Texas

Barsec is particularly explicit about serving small organizations: it says its typical clients have 3–50 employees and that it handles devices, identities, email, employee awareness, configuration and websites.

Fulcrum Group is another DFW option worth putting on the list; it specifically offers a small-business managed cybersecurity package as well as SOC-backed MDR and co-managed security for companies with internal IT.

How I'd narrow the field

Rather than choosing purely on reviews, I'd ask each firm for a proposal covering the same six things:

1. 24/7 monitoring and human response — not merely antivirus alerts.
2. MFA + Microsoft 365/Google Workspace hardening.
3. EDR/MDR on endpoints and servers.
4. Email/phishing protection and employee training.
5. Immutable/offline backups and tested ransomware recovery.
6. Incident-response SLA — specifically, who answers at 2 a.m. and how quickly?

Also ask for the total monthly cost per user/device, onboarding fees, contract length, and exactly what constitutes an incident-response “included” service versus an extra charge.

If you tell me which Texas city/metro, approximate employee count, industry, and whether you already have an IT provider, I can narrow this to a 3–5 firm comparison with estimated service fit and what to ask each one.

Places ChatGPT showed

• Aspire Cyber · 5.0★ · Computer security service
• Beryllium InfoSec, Inc. · 4.8★ · Computer security service
• Triad InfoSec · 5.0★ · Computer security service
• DefendIT Services, Inc. · 5.0★ · Computer support and services
• Justice IT Consulting | IT & Cybersecurity Services - DFW · 5.0★ · Computer support and services

If you're evaluating Texas cybersecurity firms specifically for CMMC, NIST 800-171, DFARS, and broader government-contract compliance, I’d focus less on generic “best cybersecurity company” lists and more on whether the firm can handle CUI scoping, SSP/POA&M, technical remediation, evidence collection, and C3PAO readiness.

Here are several Texas firms worth putting on an RFP/shortlist, based on their publicly documented CMMC/government-compliance capabilities:

• Aspire Cyber — Dallas. Strong CMMC/DIB focus; its public positioning emphasizes CMMC readiness and certification preparation. Good candidate if CMMC is the primary requirement.
• Beryllium InfoSec, Inc. — Dallas. Particularly focused on DoD contractor requirements, DFARS, NIST 800-171 and CMMC. Its managed-enclave approach may be useful if you're trying to minimize the CUI compliance boundary.
• Specialized Security Services (S3) — Plano. A particularly relevant option for organizations wanting both compliance work and security testing; it is listed as a dual C3PAO/RPO in the CMMC ecosystem.
• Triad InfoSec — Katy/Houston area. More GRC/vCISO-oriented, with CMMC and NIST-related tooling and advisory services. Worth considering if you need program governance as much as technical implementation.
• DefendIT Services, Inc. — San Antonio. Combines managed IT, cybersecurity and CMMC/NIST readiness, which can be useful for a small or midsize defense contractor wanting one operational partner.
• Justice IT Consulting — Burleson/DFW. Explicitly markets CMMC, NIST and DFARS support and provides managed IT alongside compliance services.
• CoreRecon — Corpus Christi/McKinney. Its published CMMC offering covers gap assessment, SPRS scoring, remediation, managed compliance and CMMC readiness, with a particular focus on Texas defense contractors.
• KAMIND IT — serves Texas and advertises CMMC Level 2, NIST 800-171, CUI protection, documentation, remediation and continuous monitoring.
• CTTS Technology Solutions — Little Elm/DFW. Provides CMMC consulting and emphasizes preparation, documentation, remediation and continuing compliance.

An important distinction

For CMMC Level 2, don't assume the company helping you become ready should also be the company performing your certification assessment. A C3PAO performs the formal assessment, while an RPO provides readiness/consulting services; organizations holding both designations have to separate those functions for a particular client.

For example, S3 Security is currently listed as a dual C3PAO/RPO, while other firms primarily provide readiness/implementation services.

How I'd narrow the field

Rather than giving these firms an overall ranking, I'd compare them on these specific dimensions:

If you're a Texas defense contractor, the biggest differentiator I'd investigate is whether the provider can actually build and operate a compliant CUI enclave, rather than simply giving you a CMMC checklist. That distinction can substantially affect cost, scope and the amount of infrastructure that ultimately needs to be assessed.

If you tell me your Texas city, company size, CMMC level (likely Level 1 or 2), and whether you already handle CUI, I can narrow this to a 3–5 firm comparison with estimated service scope and which ones are C3PAOs vs. RPOs.

Places ChatGPT showed

• Blackswan Cybersecurity, LLC · 4.0★ · Computer security service
• Armor Defense · 4.8★ · Computer security service
• Recon InfoSec, Inc. · Computer security service
• CoreRecon · 4.9★ · Computer security service
• ON2IT Inc. · Computer security service
• Cyber One Solutions · 5.0★ · Computer support and services
• OROBI | Cybersecurity Solutions · 5.0★ · Computer security service

Yes. I found several Texas-based cybersecurity firms that publicly advertise 24/7 managed detection and response (MDR) or equivalent always-on SOC monitoring.

A few things I'd verify before selecting one

“24/7 MDR” can mean substantially different things. I'd ask each provider:

• Is a human SOC analyst watching alerts 24/7, or is it primarily automated alerting?
• Does MDR include active containment—isolating endpoints, disabling accounts, blocking malicious activity—or only notification?
• What are the MTTA/MTTR SLAs for critical incidents?
• Which telemetry is covered: endpoint, Microsoft 365, Entra ID/AD, firewall, cloud, email and network logs?
• Is incident response included in the monthly MDR price?
• Is the SOC U.S.-based, and where are analysts located?
• Which compliance environments do they support—HIPAA, SOC 2, PCI DSS, CMMC/NIST 800-171, etc.?

For example, GXA explicitly advertises a 24/7 SOC and 15-minute average response, while Blackswan describes a Texas-based Cyber Fusion Center providing 24/7/365 “eyes-on-glass” monitoring, detection and remediation.

If you tell me your city (Dallas, Houston, Austin, San Antonio, etc.), company size, and approximate number of endpoints, I can narrow this to a shortlist and compare pricing, SOC location, MDR technology, SLAs, compliance expertise, and customer reviews.

Places ChatGPT showed

• Critical Start · 4.7★ · Computer security service
• DKBinnovative - Managed IT Frisco · 5.0★ · Computer support and services
• Sagiss · 5.0★ · Computer support and services
• ITECS · 5.0★ · Computer support and services
• SolCyber · 5.0★ · Computer security service
• Aspire Cyber · 5.0★ · Computer security service
• Cyber Craft Networks · 4.9★ · Computer networking service
• Prototype IT · 4.9★ · Computer support and services

If by “reliable” you mean firms with an established DFW presence, substantial cybersecurity capabilities, and evidence of serving business customers, I’d put these on a shortlist rather than rank them:

• Critical Start — Plano-based cybersecurity specialist focused heavily on managed detection and response (MDR), threat hunting, incident response, and vulnerability management. It is particularly relevant if you want a security-first provider rather than a general IT MSP.
• Optiv Security — A large pure-play cybersecurity integrator with a substantial North Texas operation. It offers strategy, implementation, managed security, risk, and technology integration, making it more oriented toward mid-market and enterprise environments. Optiv says it serves more than 6,000 clients globally.
• Sagiss — Long-established North Texas MSP with cybersecurity, MDR, endpoint protection, patch/vulnerability management, email security, and identity services. A reasonable candidate for SMBs that want IT and security from one provider.
• ITECS — Dallas-based provider offering managed cybersecurity/MDR, risk assessments, vulnerability assessments, penetration testing, firewall management, and Microsoft 365 security. Its profile makes it relevant for SMB/mid-market organizations wanting a broad IT + security relationship.
• SolCyber — Dallas-based MSSP focused specifically on managed cybersecurity rather than traditional help-desk services. Worth considering if you want a packaged, continuously managed security program.
• Aspire Cyber — Particularly relevant to defense contractors and organizations preparing for CMMC, with a strong compliance/GRC orientation.
• Cyber Craft Networks — Southlake-based cybersecurity-focused IT provider serving SMBs and midsize organizations in DFW.
• Prototype IT — Fort Worth MSP providing cybersecurity alongside managed IT, cloud, networking, and consulting; its local business profile currently shows substantial customer-review volume.

How I'd narrow the field

The biggest distinction is what you're actually buying:

One useful signal when evaluating an MDR provider is whether it can demonstrate actual incident-response procedures, analyst coverage, escalation SLAs, customer references, and independent security attestations—not merely advertise “24/7 monitoring.”

If you tell me your company size, industry, and whether you need MDR, penetration testing, compliance (HIPAA/SOC 2/CMMC), or general managed security, I can narrow this to 3–5 DFW firms and compare their services, certifications, approximate pricing model, and local presence.

Places ChatGPT showed

• Centre Technologies · 4.8★ · Computer support and services
• AMSYS - Managed IT & Cybersecurity · 4.8★ · Computer support and services
• Aldridge · 4.8★ · Computer support and services
• NGNSYS · 5.0★ · Computer security service
• IronEdge Group | Houston Managed IT Services · 4.9★ · Computer support and services
• Triad InfoSec · 5.0★ · Computer security service
• Network Box USA, LLC · 4.5★ · Computer security service

If by “best” you mean strong firms worth evaluating, rather than a subjective ranking, Houston has several credible options. The right choice depends heavily on whether you need managed security, compliance, incident response, or industrial/OT security.

Houston firms to put on your shortlist

• Centre Technologies — Houston-based MSP with 24/7 security monitoring, managed detection, vulnerability scanning, and compliance/CMMC capabilities. A reasonable candidate for mid-market companies wanting IT + cybersecurity under one provider.
• AMSYS - Managed IT & Cybersecurity — Houston-headquartered provider combining managed IT and cybersecurity, aimed at organizations ranging from roughly 25 users to larger enterprises.
• Aldridge — Established Houston provider offering managed IT, cybersecurity operations, cloud services, and compliance support.
• NGNSYS — Houston cybersecurity/IT consultancy with particular emphasis on network security, infrastructure, secure systems, and cybersecurity engineering.
• IronEdge Group — West Houston/Energy Corridor provider focused on managed IT and cybersecurity for SMBs.
• Triad InfoSec — Particularly relevant if you need vCISO, GRC, CMMC, HIPAA, SOC 2, or ISO 27001-related work.
• Network Box USA, LLC — Houston-based MSSP focused specifically on ongoing cybersecurity deployment, monitoring, response, and support.
• Texas Cyber Solutions — More security-consulting/incident-response oriented, with experience around NIST, CIS, ISO 27001, CMMC, HIPAA and related frameworks.

If you're in Houston's energy/industrial sector

I'd also look at Red Trident and ABS Group. They're notably different from ordinary IT security firms: their focus includes operational technology, industrial control systems, energy, maritime and other environments where cybersecurity has to account for physical processes and control systems.

How I'd narrow it down

Third-party directories also show a substantial Houston market: Clutch currently lists firms such as Foresite Cybersecurity, Datalink Networks, Integris and others serving Houston, while GoodFirms has reviewed dozens of Houston cybersecurity providers.

If you tell me your company size, industry, and whether you need managed 24/7 security vs. a one-time assessment/penetration test, I can narrow this to a practical 3–5-firm shortlist and compare services, certifications, local presence, and typical pricing.

Places ChatGPT showed

• Praetorian · 5.0★ · Computer security service
• NCC Group Austin · 5.0★ · Corporate office
• Digital Boundary Group, Inc. · Computer security service
• Triad InfoSec · 5.0★ · Computer security service
• Integrate Cyber · 5.0★ · Computer security service
• CoreRecon · 4.9★ · Computer security service

If you mean firms with a Texas presence that can perform genuine penetration testing—not just automated vulnerability scans—there are several strong options. I’d shortlist them by the type of assessment you need rather than declare one universally “best.”

A few standouts

Praetorian is worth looking at if your requirement is technically sophisticated offensive security. Its published scope includes applications, cloud, networks, AI/ML, IoT and automotive systems.

Digital Boundary Group is particularly relevant if you want an independent security-assessment/testing firm rather than an MSP whose primary business is managed IT. Its Dallas operation describes internal/external network assessments, penetration testing and application/software security testing.

Specialized Security Services (S3 Security) is interesting for organizations where penetration testing is tied closely to compliance. Its services include network, web and API testing as well as ransomware simulation and OT/SCADA testing.

NCC Group is another option for larger organizations needing broader technical assurance rather than a single conventional network pentest.

If you're buying a pentest, compare these things

Don't compare vendors solely on price. Ask each one whether the engagement includes:

• Manual exploitation by qualified testers, rather than an automated vulnerability scan.
• External and internal testing where appropriate.
• Web/API/mobile testing if those are part of your attack surface.
• Cloud and identity/Active Directory attack paths.
• Clear severity methodology and evidence of exploitability.
• An executive report plus detailed technical findings.
• A remediation consultation and free/included retest.
• Tester qualifications and, where relevant, independent accreditation.
• Explicit rules of engagement protecting production systems.
• Whether the final report is suitable for SOC 2, PCI DSS, HIPAA, CMMC, or customer security reviews, as applicable.

For Texas public-sector organizations, the is also worth checking: DIR specifically distinguishes network penetration tests, web/mobile application tests and Texas Cybersecurity Framework assessments.

If you tell me your Texas city, company size, industry, and what you need tested (network, web app/API, cloud, AD, mobile, OT, red team, compliance, etc.), I can narrow this to 3–5 firms and compare their services, certifications, typical engagement scope, and publicly available pricing.

Places ChatGPT showed

• 7tech IT Services and Cybersecurity · 5.0★ · Computer support and services
• CoreRecon · 4.9★ · Computer security service
• IT Support Company and Managed IT Services Southlake Texas | M3 Networks · 5.0★ · Computer support and services
• All In IT | Managed IT Services and IT Support Company in Katy · 4.9★ · Computer support and services
• Quinn Technology Solutions - Houston Managed IT Support Services · 5.0★ · Computer support and services
• Justice IT Consulting | IT & Cybersecurity Services - DFW · 5.0★ · Computer support and services
• Integrate Cyber · 5.0★ · Computer security service

Yes. I’d focus on firms that are actually Texas-owned/local, have an established business clientele, and have independent evidence of customer satisfaction, rather than simply calling themselves “trusted.”

A few worth putting on a Texas shortlist:

• 7tech IT Services and Cybersecurity — San Antonio. Founder-led, Texas-focused MSP/MSSP established in 2012. It says it serves 80+ Texas organizations, has an in-house security operation, and publishes customer case studies/testimonials. Its sweet spot appears to be mid-sized organizations, manufacturers, construction companies, nonprofits, and regulated businesses.
• CoreRecon — Corpus Christi. Veteran-owned Texas cybersecurity/MSP serving the Coastal Bend and organizations across Texas. It has a particularly strong local review profile and offers managed security, compliance, and IT services.
• M3 Networks — Southlake/DFW. A locally based MSP with a substantial customer-review footprint, offering managed IT, cybersecurity, monitoring and strategic technology services to SMBs.
• All In IT — Katy/Houston area. Locally oriented MSP with cybersecurity, MDR, SIEM, endpoint security, vulnerability testing, phishing protection and vCISO-type services. Its business profile shows a sizable collection of local reviews.
• Quinn Technology Solutions — Houston. Established Houston-area MSP offering cybersecurity, compliance, endpoint protection, MFA, vulnerability assessments and incident response. Its business profile currently shows 200+ reviews with a 5.0 rating.
• Justice IT Consulting — DFW/Burleson. Local managed IT and cybersecurity provider with outsourced and co-managed IT options. This is one I'd investigate if having a smaller, locally accountable provider is more important than a large security operation.
• Aegis Cyber Defense — Mansfield. Specifically describes itself as locally owned and provides IT support and cybersecurity services. Its current local business profile shows a 5.0 rating, although the review count is small, so I'd treat that as a limited signal rather than definitive evidence.
• Integrate Cyber — Austin. Austin-based cybersecurity/MSP serving SMBs, with security, training, penetration testing and compliance-readiness capabilities. Its current local profile is 5.0, though again based on a relatively small review count.
• Hudson MSP — Austin/Plano. The company describes itself as having 20 years of American-owned, family-led technology experience, with managed IT, cybersecurity, Microsoft 365, backup and recovery services.
• BVTech — San Antonio/Central Texas. Founder Jordan Polasek established the company in 2013; it describes itself as a Texas small business providing managed IT and cybersecurity, with coverage across San Antonio, Houston, Austin and the Gulf Coast.
• Allierad IT Solutions — Houston. Explicitly describes itself as locally owned and operated, with cybersecurity, 24/7 monitoring and managed IT for healthcare, dental, professional-service and other SMB clients.

How I'd narrow this down

The phrase “businesses trust” is difficult to measure objectively, so I wouldn't treat a 5-star rating alone as proof. I'd look for four things:

1. Ownership: Is it genuinely family-/founder-/locally owned rather than a national MSP backed by private equity?
2. Security depth: Do they have an actual SOC/MDR capability, or are they primarily an IT help desk that resells security products?
3. Comparable customers: Do they protect companies similar in size and regulatory environment to yours?
4. Independent customer evidence: Reviews, references, case studies, retention figures, and willingness to provide customer references.

For example, 7tech has unusually detailed public customer stories and says it serves more than 80 Texas organizations, while Hudson explicitly identifies its experience as family-led. Allierad is unusually explicit about being locally owned and operated. Those are stronger ownership signals than simply seeing “Texas-based” on a website.

If you tell me which Texas metro (Dallas, Houston, Austin, San Antonio, etc.) and roughly how many employees/endpoints your business has, I can narrow this to 5–7 locally/family-owned firms and compare their cybersecurity capabilities, customer reviews, industries served, compliance expertise, and likely fit.