Research International, Inc. specializes in contract research and development with particular expertise in optical chemical and biological sensing, micromachining and microfluidics, and miniature rechargeable battery technology. Research International emphasizes hardware implementation of all research and development efforts and maintains an on-site machine shop, as well as well-equipped microfabrication and chemistry/biochemistry laboratories. The manufacturing department, containing electronics, optics, and mechanical assembly areas, is designed for small to medium production runs. The company aims to provide rapidly converting proof-of-principle bench technology to pre-production and production instrumentation. The firm's three main areas of products are; Air samplers and concentrators, identification Devices, and Multi-Function CBRN Solutions.