Corporate Headquarters                    

23910 Freeway Park Drive - Farmington Hills, MI 48335

(248) 476-9800    Fax: (248) 476-9809

                              NPI, Inc.                                   

23910 Freeway Park Drive - Farmington Hills, MI 48335

                  *Grand Rapids Office *     

7764 Clyde Park S.W. - Grand Rapids, MI 49315

(616) 583-2242    Fax: (616) 583-2252

                              *Flint Office *       

3400 N. Elms Road, Flushing, MI 48433

(810)659-8500    Fax: (810)659-8510

*Jackson Area *

(517) 812-2242