ABOVE GROUND STORAGE TANKS
Built for Industry, Agriculture, and Commercial Markets
Clark Welding manufactures UL certified above ground storage tanks for fuel, waste oil, water, chemicals, DEF and other industrial applications. For more than 35 years, we’ve built dependable steel tanks for commercial, industrial, municipal and agricultural customers
Find the Right Storage Tank
Explore our complete line of above ground storage tanks, from standard UL 142 tanks to protected Fireguard®, Flameshield®, self-contained, DEF, waste oil, and specialty storage solutions.
UL 142
Tanks
Single and double wall above ground storage tanks built to UL 142 standards for commercial, industrial, agricultural, and fleet fueling applications.
Flameshield®
Tanks
Protected double wall storage tanks with an insulating layer for applications requiring enhanced fire protection and environmental security.
Fireguard®
Tanks
UL 2085 protected storage tanks engineered for demanding applications requiring exceptional fire resistance and long-term durability.
Cleanworld™
Tanks
Self-contained storage tanks with integrated secondary containment for convenient installation and dependable environmental protection.
Vertical
Tanks
Space-saving vertical storage tanks available for fuel, DEF, waste oil, water, and many other commercial applications.
Rectangular
Tanks
Custom rectangular storage tanks designed for installations where available space requires a more efficient footprint.
Waste Oil
Tanks
Heavy-duty waste oil storage tanks designed for automotive shops, recycling and fleet maintenance facilities.
Heating Oil
Tanks
Reliable oil storage tanks designed use for residential, commercial, agricultural, and institutional heating fuel applications.
DEF Cube
Tanks
Steel portable DEF Cube Tanks designed to safely store diesel exhaust fluid for fleet, agricultural, and commercial operations.
Lube Body
Tanks
Custom lube body tanks built for service trucks carrying multiple lubricants, oils, and fluids for field maintenance operations.
Water Truck Tanks
Rain on Demand® water truck tanks for dust suppression, construction, agriculture, municipalities, and landscaping.
Steel Dumpsters
Heavy-duty dumpsters built for commercial, industrial, municipal, and construction waste collection and material handling.
Serving the Industries That Keep America Running
For more than 35 years, Clark Welding Tanks has provided dependable storage solutions for businesses, municipalities, and organizations across a wide range of industries.
✔ Construction
✔ Agriculture
✔ Fleet Fueling
✔ Aviation
✔ Mining
✔ Marinas
✔ Manufacturing
✔ Government & Municipal
✔ Utilities
✔ Petroleum & Energy
✔ Quarries
✔ Convenience Stores
✔ Construction
✔ Agriculture
✔ Fleet Fueling
✔ Aviation
✔ Mining
✔ Marinas
✔ Manufacturing
✔ Government & Municipal
✔ Utilities
✔ Petroleum & Energy
✔ Quarries
✔ Convenience Stores
Looking for solutions for your industry?
Why Choose Clark Welding Tanks
For more than 35 years, Clark Welding Tanks has helped customers find dependable above ground storage tank solutions built around real-world needs.
35+ Years Experience
Building dependable above ground storage tanks and steel products since 1991.
American Made
Proudly manufactured in Appalachia, Virginia using quality materials and skilled craftsmanship.
Built for Your Needs
From standard tanks to custom fabrication, we build storage solutions tailored to your application.
Complete Support
From site consultations and financing to inspections and installtion coordination, we support your project from start to finish.
Complete Storage Solutions
Clark Welding Tanks supports your project beyond the tank itself, with equipment options, site consultations, inspections, installation support and financing solutions.
Fuel Dispensing Packages
Complete fueling systems designed around your tank, site, equipment, and operational needs.
Accessory Packages
Customize your storage tank with pumps, meters, gauges, filtration, and other essential accessories.
SP001 Tank Inspections
Professional SP001 inspections help evaluate your storage tank’s condition and support long-term reliability.
Site Consultations
We’ll help evaluate your project and recommend the right storage solution before your installation begins.
Installation Coordination
Experienced installation support helps ensure your storage system is installed safely and correctly.
Financing Available
Flexible financing programs help make purchasing storage equipment easier for businesses of every size.
Want to Learn More About Clark Welding Tanks?
Learn Before You Buy
For more than 35 years, Clark Welding Tanks has helped customers find dependable above ground storage tank solutions built around real-world needs.
UL 142 Fuel Storage Tanks:
Buyer's Guide
Learn how UL 142 tanks are built, where they are commonly used, and which configurations may fit your fuel-storage project.
Flameshield® Tanks:
Buyer's Guide
Compare Flameshield® tanks with standard UL 142 and protected-tank options while learning where this design fits your project.
What is a UL 2085
Fireguard® Tank?
Learn how Fireguard® Protected tanks provide enhanced fire resistance for demanding fuel-storage applications.
Choosing the Right Above
Ground Storage Tank
Review the questions that help determine the right tank type, capacity, containment, equipment, and project support.
Ready to Start Your Project?
Tell us what you need, and Clark Welding Tanks will help you find the right tank, equipment and support for your application.