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History of NISA
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The Industrial Sand Division Committee formed at the National Sand and Gravel Association.

November 1935

27 industrial sand company members, the Industrial Sand Division Executive Committee, unanimously agrees that: “…more effective organization of the industrial sand industry on a national scale would be possible through the creation of a separate and independent organization, to be known as the National Industrial Sand Association.”

March 25, 1936

The Industrial Sand Division Executive Committee met at the William Penn Hotel, in Pittsburgh, to submit the proposal to industrial sand industry for ratification.

April 8, 1936

The National Industrial Sand Association was formally organized in Pittsburgh, PA. “There was complete discussion at this meeting, at which a substantial majority of the total production of industrial sand was represented, concerning…a National Association. The opinion of all was solicited, and an affirmative answer was given in each instance.”


Original NISA Members

·       Pennsylvania Glass Sand

·       Wedron Silica Co.

·       Whitehead Brothers Co.

·       Ayers Minerals

·       Cape May Sand

·       Central Silica

·       Deckers Creek Sand

·       J.B. Drinker & Co.

·       Georgia Gravel Co.

·       Industrial Silica Corp

·       Michigan Silica Co.

·       Millwood Sand Co.

·       National Pulverizing Co.

·       National Silica Co.

·       NJ Pulverizing Co.

·       NJ Silica Sand Co.

·       Ottawa Silica Co.

·       Pioneer Silica Products

·       Potters Mining & Milling

·       Sand Products Corp.

·       South Jersey Sand

·       Sun Sand

·       Tavern Rock Sand

·       W.E. Wallace Company

·       P.J. Weisel, Inc.