Nappa Electrical Contractors offers a full range of electrical services, including design/build engineering & construction, p ... re-construction budgeting and project management. We specialize in the life science/biotech construction sector, while delivering industry leading experience, knowledge and quality to our clients. Nappa’s expertise also includes new construction, tenant improvement renovations, special projects, building automation controls, fire alarm system installation/service and a well experienced on-call service department. read more