Novia Associates, Inc. - NAI NAI Novia Associates, Inc. Manufacturers of Vibration Isolation Seismic Restraints & Roof Curbs Novia Associates, Inc (NAI) is a manufacturer... of Vibration Isolation and Seismic Restraint devices. We are the only local full line manufacturer in the Northeast. Our products have been specified by consultants, engineers... and architects throughout the Northeast. Novia Associates products are built to exacting standards utilizing the latest technology and are built to provide the ultimate in vibration isolation...