About US

SumoSpin LLC

Built to Move What Others Can’t

SumoSpin LLC designs and manufactures industrial-grade products engineered for the toughest jobs. From our flagship SumoCart for moving GSA Class 5 & 6 security containers to future innovations for yards, airports, and pools, we build solutions that solve real problems.

Official Manufacturer

We are the original creators of the SumoCart, proudly made in the USA.

Industrial Strength

Solid steel construction, patent-pending designs, engineered for safety and reliability.

Innovation-Driven

We fix the “stupid” in everyday cart design, creating smarter solutions for industrial, commercial, and consumer use.

American Made

Designed, welded, and assembled in Maryland with small-batch precision for maximum quality.

The Original Manufacturer of the SumoCart

There’s the hard way, then there’s SUMOspin.

SumoSpin LLC is the official creator of the SumoCart, the industrial-grade cart engineered specifically to move GSA Class 5 & 6 security containers safely and efficiently. Designed and built in the USA, our patent-pending SumoCart takes the full weight of a container, holds it close to the ground, and makes tipping virtually impossible, even in tight spaces.

  • Made in the USA — Designed, welded, and assembled in the United States.
  • Anti-Tip Safety — Low center of gravity for safe one-person operation.
  • Heavy-Duty Construction — Solid steel baseplate and sturdy wheels support up to 1,200 lbs.
  • Easy Maneuverability — Three-wheel design allows zero-radius turns.
  • Dual-Position Handle — Quick-release pin handle adapts to any moving scenario.
  • Trusted by Professionals — Used by government contractors, military facilities, and secure installations nationwide.
GSA security container on the SumoSpin cart, front view showing balanced, low-center-of-gravity design.