Since it first went public in 1999, N|V|5 Global, an international engineering services provider based in Hollywood, Fla., has acquired more than 60 companies, 25 of which since 2010 (when, after a stint as a private firm, it re-entered the public realm), and five in 2017 alone, including, most recently, Boston-based Richard Kimble Co., Inc. (RDK Engineers), a 120-year-old MEP engineering and design firm with 185 employees working out of five East Coast offices.