Our Services


We specialize in the design and construction of fuel systems

Underground Fuel Systems
Underground storage Tanks (USTs)

Underground fuel storage is a great way to maximize space when space is a concern.

If designed and installed properly these systems can last for decades with minimal maintenance.

Every system is different and we spend the time to ensure we design and layout the system to perform at its maximum capacity

Above Ground Fuel Systems
Above ground storage tanks (ASTs)

Above ground petroleum storage when space is available or underground is not an option is a great method of storing petroleum.

We keep up on the latest federal, state and local regulations related to above ground petroleum storage and can design a custom system to fit your specific needs.


Petroleum Restorations, a division of Dark Horse Enterprises, Inc, was formed by the demand of our clients in order establish fuel quality.

We provide the latest methods of fuel filtration and treatment along with a number of alternate, advanced tank cleaning methods for the most contaminated tanks. We pride ourselves on our environmental and safety priorities as well as having the fastest and most effective fuel filtration system in the Mid-Atlantic region.

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We are experts in environmental fuel compliance

There are many regulatory agencies with jurisdiction over the storage of petroleum. Owning and operating a fuel storage facility whether it is for retail or on-site consumption use only requires the owner or operator to comply with the respected agencies regulations. This can sometimes be a challenge especially when the fuel storage facility is not your primary source of income but rather a part of your facility's infrastructure. Dark Horse has the knowledge, equipment and certified staff in order to not only get you into compliance but keep you in compliance. Due to the demand we have gone as far as to offer a compliance package which includes all testing, inspections and preventative maintenance concerns. This way you can stay focused on the business.

Below are some of the services we offer:

  • MDE 3rd Party Compliance Inspections
  • STI SP001 Inspections
  • API 653 Inspections
  • API 570 Inspections
  • Precision Testing
  • Hydrostatic Testing
  • Spill Prevention Control and Countermeasure (SPCC Plan)
  • Automatic Tank Gauging System (ATG) Annual Certifications and Calibrations
  • Compliance & Preventative Maintenance Packages

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