Electropolishing Systems Inc

Established in 1994, Metalstone Technologies specializes in preventive building maintenance services. It provides craftsmanship, care and maintenance services for various metal, stone, ceramic and wood surfaces. The company offers cleaning, polishing, painting, refinishing, protection and scratches removal services for elevators, window frames mullions, signs, statues, light fixtures and swing door entrances. Metalstone Technologies also provides power washing and diamond hone services for marble, granite and limestone made floors, walls and stairs. In addition, it offers restoration and renovation services for several stone and metal structures. The company employs more than 150 people and offers a range of services to institutional, residential and corporate clients. Headquartered in Boston, Metalstone Technologies maintains a location in Charlestown, Mass.

AOTCO Metal Finishing is New England’s trusted provider of specialty electroplating, electroless plating, anodizing, and other metal surface finishing services. Based in greater Boston and supporting customers throughout the country since 1975, AOTCO is proud of its reputation for reliable & outstanding quality, innovative problem solving and speedy turnarounds. Serving the Aerospace & Defense, Automotive, Electronics, Medical, Optical, Telecommunications, Clean Energy, and other advanced technology industries, AOTCO handles critical and complex jobs including multi-finish plating, complicated masking, parts with complex geometries, exotic substrates, and more. AOTCO is NADCAP accredited, ITAR registered, ISO certified - and follows a stringent quality control system that consistently delivers the highest quality standards & lead times. Through our research and development group, AOTCO LABS, AOTCO engineers work collaboratively with research-driven organizations to develop new processes and products, troubleshoot and resolve complex plating problems, and help scale finishing processes.