Newcomb & Boyd announced that Stephen R. Wiggins has become an associate partner in the firm, and that C. Donald Latham, Jr., RCDD, CPP; James D. Stephney, III, P.E.; C. Walter Tanner, CIPE; and Justin L. Ziegler, P.E., have become senior associates. Jonathan A. Bair, Joshua J. Brisbane, Philip W. Bumgarner, P.E.; Matthew B. Eason, Van Johnson, Michael J. Lodge, Kasey P. Mitchell, Julia C. Neville, LC;  and R. Max Shirley, RCDD, CTS, have become associates in the firm. The firm also announced the licensure of Jason M. Conner, P.E.; Steven L. Tonker, LC (Lighting Certified); and Josef H. Henschen, CTS (Certified Technology Specialist). Richard O. Dozier has become a LEED® AP.