A subsiduary to longtime SBIR involved Spire Corporation and also previously dba Spire Biomedical Inc, N2 Biomedical provides coating and surface treatment services for medical, aerospace, automotive, industrial, & optoelectronics applications, with an expertise in ion beam technology. The company has been a market leader in surface engineering services for improving the performance of orthopedic, dental, cardiovascular, and other products for more than three decades. The firm's surface treatment capabilities include ion implantation, physical vapor deposition (PVD), and anodization services. N2 Biomedicals surface treatments and coatings improve wear and fretting resistance, corrosion resistance, fracture toughness, lubricity, infection resistance, biocompatibility, aesthetics, and radiopacity, as well as electrical and optical properties.