Disposable surface-enhanced Raman spectroscopy (SERS) substrate manufacturer Ato ID UAB has appointed its parent company, Integrated Optics UAB, as an exclusive sales channel. Ato ID's RandaS and MatoS SERS substrates. Courtesy of Ato ID. Citing the need to facilitate further growth in the company, Ato ID will be focusing on R&D and applications development in SERS-based substrates. Ato ID will continue to produce the Mato, Randa, MatoS and RandaS products, with external questions, orders, partnerships, production runs and lead time responsibilities assigned to Integrated Optics. Integrated Optics is a manufacturer of compact continuous-wave diode and diode-pumped solid-state lasers.