MatterHackers is a California-based company that specializes in 3D printing technology, serving as both a retailer and educational resource in the additive manufacturing space. Founded in 2012, they offer a wide range of 3D printers, filaments, and related accessories from various manufacturers, while also developing their own software called MatterControl and producing their own line of filaments under the MatterHackers PRO Series brand. The company is known for its comprehensive customer support, educational content, and commitment to making 3D printing accessible to both hobbyists and professionals through their online platform and physical retail location in Lake Forest, California.