 NEW YORK, May 6, 2021 PRNewswire -- One Equity Partners OEP, a middle market private equity firm, today announced the sale of INTREN, LLC INTREN or the Company, a nationwide specialty utilities contractor primarily providing distribution network services for electrical and gas infrastructure, to MasTec, Inc. NYSE: MTZ, an infrastructure construction company for 420 million, including a contingent earnout through year end 2021. Successful Partnership Transforms Company Into Nationwide Energy Distribution Contractor Serving Blue-Chip Utilities Headquartered in Union, Ill. 