Home - DNB Enterprises, Inc.

Houston’s Trusted Experts in Critical Fuel & Petroleum Infrastructure

With over 60 years of combined experience, DNB Enterprises, Inc. provides precision-engineered fuel oil systems and storage tank solutions that power hospitals, municipalities, and mission-critical facilities across Texas.

We don’t just install tanks; we build the reliability your operation depends on. From emergency fuel systems to retail gas stations, we get the job done right—every time.

Experience You Can Depend On

Founded in 1993 and based in the Houston/Magnolia area, DNB Enterprises, Inc. has spent over 30 years establishing a reputation for excellence in the petroleum industry. Our leadership team brings more than six decades of specialized knowledge to every project.

As a TCEQ-licensed UST Contractor and a certified Small Business Enterprise (SBE) with the City of Houston and Houston Metro, we combine the technical expertise of a large-scale firm with the personalized service of a local partner. We understand the complex regulatory landscape of Texas fuel storage, ensuring your project remains compliant, safe, and efficient.

512+

Projects successfully completed!

150+

Combined years of experience!

30+

Years in the petroleum industry!

100%

Emergency fuel system uptime!

Services

Comprehensive Fuel Storage & Installation Solutions

We specialize in the full lifecycle of petroleum storage infrastructure, from initial installation to end-of-life removal and remediation.

Emergency & Critical Fuel Oil Systems

Custom backup power solutions for hospitals, data centers, and emergency services where uptime is non-negotiable.

UST & AST Services

Expert installation and removal of Underground Storage Tanks (UST) and Above-Ground Storage Tanks (AST).

Retail & Commercial Fueling

Full-service gas station installations and fleet fueling systems designed for high-traffic efficiency.

Lube System Installations

Specialized infrastructure for automotive and industrial maintenance facilities.

Remediation & Compliance

Turnkey tank removal and soil remediation services to keep your site environmentally sound.

Why Choose DNB Enterprises?

In sectors like healthcare, data management, and public infrastructure, a fuel system failure isn’t just an inconvenience—it’s a crisis.

Mission-Critical Reliability
- Regulatory Mastery: We navigate the complexities of TCEQ and local Houston regulations so you don’t have to.
- Proven Track Record: From city-wide municipal contracts to private research centers, our portfolio proves we can handle high-stakes environments.
- Environmental Stewardship: Our experience in tank removal and remediation ensures that your property is protected from the long-term liabilities of soil or groundwater contamination.
Certifications & Licenses
- TCEQ: Licensed Underground Storage Tank Contractor
- City of Houston: Certified Small Business Enterprise (SBE)
- Houston Metro: Certified Small Business Enterprise (SBE)

Planning Your Project: What to Consider

Define Your Scope: Are you installing new capacity, or does your project require the removal and remediation of old tanks? Clear goals help prevent “scope creep” and regulatory delays.
Verify Industry Experience: Ensure your contractor has specific experience in your niche (e.g., hospital backup systems vs. retail fueling).
Prioritize Uptime: Ask for a clear timeline and contingency plan to minimize facility downtime during construction.
Regulatory Coordination: Ensure your partner is proactive in managing permits and inspections with environmental agencies.
Long-Term Maintenance: Think beyond the installation. Consider how leak detection and compliance monitoring will be managed once the project is complete.