Gemspring Capital, a private equity firm, completed the acquisition of a majority stake in Midland Industries, a wholesale building materials company from Wynnchurch Capital, an investor equity firm, for $317m. "Midland is at an exciting inflection point in our evolution, and we are thrilled to partner with Gemspring as we pursue numerous growth and innovation opportunities across our product lines. Gemspring's considerable industrial distribution expertise will drive significant value as we expand our product suite, geographic reach, and end markets to better serve a longstanding customer base that has become accustomed to our exceptional service levels," John Gerber, Midland CEO.