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Gruber Systems Inc

  • Last modified 2 months ago
  • Valencia, United States of America


or over 50 years, Gruber Systems has focused on the manufacturing needs of the cast polymer and other composites manufacturers that utilize materials such as polymer concretecultured marble, cultured onyx, cultured granitesolid surface and engineered stone.

Gruber Systems offers cast polymer manufacturers with highly durable Metamold fiberglass molds, as well as process automation equipment for production of cast polymer products.

Gruber is well known for providing industrial strength cast polymer manufacturing equipment and products that automate and increase manufacturing efficiency for many kinds of cast polymer manufacturing requirements. Our automation and plant manufacturing equipment includes our well known AutoCaster™ continuous casting systemsautomated metering and dispensing systems, blenders and vacuum mixersbulk filler handling systems and other process automation and production line equipment.

We have decades of experience consulting with our manufacturing customers to provide manufacturing plant design, installation and training to provide customers with a turn-key manufacturing plant for the production of cultured marble and solid surface cast product.

More recently, Marshall-Gruber Supplies is the new owner of former Gruber Supply products, including Seamless adhesiveGranatex solid surface fillersDuraflo whirlpool supplies, as well as thousands of manufacturing supply items, raw materials and other products to support cast polymer manufacturers worldwide.

We invite you to review our capabilities, and contact us for any composites or cast polymer-related manufacturing need you may have!



  • 29083 The Old Road
    Valencia, CA 91355
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