★ Licensed & Insured in California

security guard company Houston Services You Can Trust 24/7

National Protective Service is the security partner Houston businesses call when they want protection handled by professionals — 450+ trained officers, 300+ protected client sites, and a 99% contract renewal rate say more than any promise. Our team is built to protect people, property, and peace of mind with trained, licensed officers who treat customer service as part of the job. Every officer completes de-escalation, situational-awareness, and customer-care training before their first post.

24/7

On-call dispatch

BSIS

Licensed officers

5 Cities

Across the US

Our Houston operation runs on local infrastructure: officers who live and work in the market, a supervisor who visits posts on rotation, and dispatch that knows the difference between neighborhoods. When a client calls at 2 AM, the person who answers knows the property — that is what a security guard company should mean locally.

Why Businesses Choose Our Team

Two security officers reviewing a site document on a Houston street with the downtown skyline behind

100%

Licensed & insured officers

24/7/365

Coverage & dispatch

12+

Specialized security services

Same-Day

Emergency deployment

Why Sites Choose National Protective Service

We know the markets we serve better than anyone — and we prove it with documentation. GPS-verified patrols, time-stamped daily activity reports, and supervisors who actually visit your site are standard on every contract. That is how a security partner earns a 99% renewal rate, one shift at a time.

Coverage Built Around Your Site

No two properties carry the same risk, so no two coverage plans should look alike. Before the first shift, a licensed professional walks your site, maps entry points and after-hours exposure, and drafts written post orders your team can read and approve. Officers arrive knowing your property — not learning it on your time. As needs change, coverage flexes: extra posts for busy seasons, patrol passes for quiet ones, one contract throughout.

Also Available: on-site security guards in Houston

Many clients pair this coverage with on-site security guards in houston — ask about combining both under one contract and one point of contact. Our team will tell you honestly which mix fits your site and budget.

Serving Houston and Nearby Areas

Our officers cover Houston, Texas, Downtown Houston, The Galleria, Energy Corridor, West Houston, Westchase, Texas Medical Center, and surrounding communities. Local knowledge matters in security work — response routes, property patterns, and local requirements are part of every post order we write in Houston.

Credentials You Can Verify

We put our licensing where anyone can check it: every post is staffed by Texas DPS-licensed officers, and our team follows professional standards aligned with ASIS International, the leading association for security management professionals; our Texas operations are licensed under the Texas DPS Private Security Program. That verification-first culture extends to employee safety escort services across every engagement.

What's Included in Our Services

Coverage is tailored in the assessment, and typically draws on:

Two security officers conferring beside a guard booth with the Houston skyline at dusk

FAQ

(Frequently Asked Questions)

What sets our
approach apart?

What services does a security guard company in Houston provide?

A professional security guard company in Houston provides services including armed security guards, unarmed security officers, commercial property security, event security, access control, and customized security solutions.

Hiring a professional security guard company helps businesses protect their assets, employees, customers, and properties while reducing security risks.

Yes, National Protective Service offers both armed and unarmed security guard services based on the specific requirements and risk level of each client.

Get a free, no-obligation security assessment in Houston. Call 888 415 0216 any time — our team is available 24/7 — or send us a message and we will respond within one business day.

REQUEST A FREE CORPORATE SECURITY ASSESSMENT AND QUOTE TODAY

Every security guard company engagement begins with a confidential consultation to evaluate your facility, operational risks, visitor traffic, and specific security requirements. We provide this assessment at no cost, along with customized recommendations, transparent pricing, and a security strategy designed to support your business objectives and property needs.

Contact us today to schedule your complimentary security assessment and receive a tailored security proposal within 24 hours.