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SGI, a Standard Industries company, and V6 Agronomy today announced a partnership aiming to make sustainable farming mainstream with the use of metabasalt soil amendments — one commercial farm at a time. Early studies show that SGI’s crushed metabasalt rock fines and Mineralift™ application both help remineralize nutrient-depleted soil while supporting crop yield and showing … Continued

SGI earns Silver Louis Griesemer Sterling Safety Award from NSSGA

SGI, a leading manufacturer of high-quality roofing products, industrial minerals, and agriculture applications, has been recognized by the National Stone, Sand & Gravel Association (NSSGA) for excellence in safety. On Monday, the NSSGA recognized SGI with a Silver Louis Griesemer Sterling Safety Award for the safe operations demonstrated at its five nationwide manufacturing operations, four … Continued


  Sometimes, the only things people need to start a new path are a new, in-demand skill set, a supportive environment, and a little bit of hope. A recent partnership between Specialty Granules LLC, Horizon Goodwill Industries, and the Heavy Metal Playground is breaking down barriers to give Heavy Equipment Training program participants just that. … Continued

Ione facility earns Gold Award for Environmental Excellence

Specialty Granules LLC places emphasis on principles such as safety and the environment in its daily operations. Last week, SGI’s Ione plant was recognized for its efforts when it became a Gold Award recipient of the National Sand, Stone, and Gravel Association’s Environmental Excellence Awards. “We’re excited to have received the honor of being recognized … Continued

Dave Wallace and Matt Wallace bring father-son bond to work

If there are two major life lessons Dave Wallace taught Matt Wallace while growing up, it was work ethic and responsibility. “He made you work for what you wanted. I had to buy my cars,” explained Matt. “And, he was always around. I guess that made me the dad I am today.” Like father, like … Continued

Donation from SGI funds benches at Monterey Pass Battlefield Park

Just in time for peak season at Monterey Pass Battlefield Park, six new benches have been placed along the battlefield’s walking trail so visitors can take periodic breaks from discovering the Civil War battle that took place July 4 and 5, 1863, during the retreat from Gettysburg. The benches were purchased by the Friends of … Continued

Father and son bond while fixing cars, working together

Mike and Chris Shindledecker of Blue Ridge Summit know a thing or two about mixing work and play. The father-son duo both are employed at Specialty Granules LLC’s Charmian plant — and for leisure, spend time restoring cars together. “We work on them together. We argue a little bit,” laughed Chris. He said the two … Continued

Partnership to Develop Agricultural Product Line Shows Promise to Improve Crops and Reduce Carbon Footprint

A strategic partnership between Specialty Granules LLC (SGI), Monty’s Plant Food Company and OrganoCat has developed MagmaHume™, a mineral-rich soil and plant fortifier, that shows promise in boosting crop yield while having potential to reduce a farmer’s carbon footprint. The collaboration came out of a desire to address nutrient-depleted farmland and climate change by utilizing … Continued

SGI Secures Permit to Build New Access Road At Charmian Plant

New access road will benefit community at large, helping reduce traffic and noise

SGI Gives Back

Specialty Granules believes in the importance of giving back to the incredible communities where we live and work. From Pennsylvania to California, SGI is committed to finding new ways to support and invest in the people and organizations working tirelessly to improve the lives of our employees, friends, family, and neighbors. We are proud to … Continued