About Granger Industries, Inc.

The Granger ISS Tornado Shelter is America's leading underground safety solution!

World Class Manufacturing

Granger Industries, Inc. was founded in 1994 by John Grimes, a 40 year pioneer, integral thru the history of the Rotational Molding. His father, John Grimes Sr., was one of the "founding fathers" of the Rotational Molding Industry in the United States. After starting the company with other partners, John quickly out grew the company’s original Sharonville, location in it’s first 2 years. In 1996, needing to move for required growth; John and his business partner chose another Cincinnati-Dayton area suburb of Middletown, OH. It was at this time, John started branching Granger Plastics into new opportunities that developed into integral, long term relationships for Granger Plastics.

As Granger Industries grew into an eclectic number of industries, OEMS and manufacturing bases, Granger found it necessary to continue to grow into other areas and avenues. Over the last few years, Granger has made a number of large capital improvements leading to added warehousing abilities to help in commodities pricing, added metal working equipment to aide in it's in-house tooling fabrications and repairs. Granger has also made great strides in working with a number of additives and effects leaders in the materials industries to stay on the leading forefront of rotational molding material developments.

Granger continues to stay on the forefront of the plastics industry by providing industry leading innovations such as the Granger ISS Tornado Shelter and the Sandsaver™ Beach Erosion barrier.


Tornado Survivor: Granger ISS Shelter was a "No Brainer"

Read the news release below as an Alabama tornado survivor exclaims that her choice for a Granger ISS Tornado Shelter was a "No Brainer".

Tornado Shelter Testimonial, Storm Shelter Review, Granger ISS Review

Industry leading features

Granger's underground tornado shelter offers industry leading features found on no other shelter. The rotationally molded storm shelter features durable double wall polyethylene construction. See why the Granger ISS is America's leading tornado shelter solution! Offering industry leading protection with unsurpassed durability, a lifetime warranty and industry leading lifespan, the Granger ISS Tornado shelter is the only underground safety sanctuary your family will ever need! Read more about the units features here.

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World-Class manufacturing

The World leading underground shelter solution is manufactured by Granger Plastics Company, an internationally recognized leading Plastics Company & Rotational Molding solutions expert, now offers the Granger ISS Tornado Shelter door with an UL listed Bullet resistant upgrade option!. Turn your underground storm shelter into a full time safe room offering your family complete protection!

    UL Listed Bullet Resistant Levels

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Superior Triple Layer Protection!

The Granger ISS Tornado Shelter features one-half inch thick, double wall, foam filled contstruction, being the only unit offering triple layer protection inside of the units body. The patented shelter unit also features a multi layer composite door that exceeds FEMA 320 & FEMA 361 standards, which is possibly the only tornado shelter in existence to offer this level of protection and features.