CHARLOTTE, N.C.–(BUSINESS WIRE)– #Charlotte–HSP US, a Trench Group company, today announced the official opening of its first U.S. manufacturing facility in Charlotte, a milestone representing a more than $60 million investment in domestic production of 25kV to 765kV high-voltage transformer bushings critical in North American power-grid modernization initiatives. The new 170,000-square-foot HSP facility will create up to 140 manufacturing and engineering jobs in Charlotte through 2030 – nearly twice wha