For over 36 years Neilson research Corporation has been the Rogue Valley's full-service analytical testing laboratory. Located in Medford, Oregon Neilson Research is capable of serving clients all over the United States. We provide the services that support your environmental projects, including: Drinking water Bacteria Real estate transactions Public water systems Sample collection for drug lab contamination, pesticides, food, soil, asbestos, and toxic metalsWhenever you need legally defensible analytical results, we deliver on time. For further information, give us a call today.