Sunstone Welders (formerly known as Sunstone Engineering Research and Development Corporation, also known as Orion Jewelry Welders) is a provider of welding and engraving products. It specializes in designing, engineering, and manufacturing fine spot micro welding and engraving solutions. Sunstone Welders' product line includes laser, pulse arc, capacitive discharge, AC, and hot bar reflow welding systems used in a range of research and manufacturing fields and industries.