Harbour Group-backed Marshall Excelsior, a highly engineered flow control products manufacturer, completed the acquisition of Xanik, a specialty valves manufacturer. Financial terms were not disclosed. "Xanik is an excellent addition to MEC as it expands their product offering, global reach, and end-markets served. MEC has been focused on expanding its valve offerings in various applications and Xanik represents a great opportunity for us to strengthen that initiative," Jeff Fox, Harbour Group Chairman and CEO.