Gemspring-backed Therma Holdings, a mechanical, electrical, plumbing and controls services company, completed the acquisition of Gilbert, a provider of mechanical, electrical, plumbing, controls and fire protection services. Financial terms were not disclosed. “Gilbert is a terrific addition to the Therma family. Their full-suite of mechanical and electrical solutions in mission-critical environments is a great offering fit, and their design expertise and customer focus is a perfect cultural fit. We’re looking forward to partnering with the entire Gilbert team to continue to grow the business in the Twin Cities market,” Jeff Sprau, Therma CEO.