Peak acquires Utility Sales & Service

Peak Utility Services Group (“Peak”), a nation-wide provider of outsourced utility services across the natural gas, electric power, and telecom end-markets, announced the expansion of wholly owned subsidiary, SiteWise LLC (“SiteWise”), with the acquisition of Utility Sales & Service Inc. (“USSI”), the company said.

Based in Longmont, Colo., USSI provides electric and water metering services for investor-owned and cooperative utilities. USSI will become a division of SiteWise, a provider of utility construction services.

USSI is led by its founder Pat Arias, and Michael Arias. In conjunction with the transaction, Pat Arias will be retiring as Michael Arias and the existing management team will continue to lead daily operations and provide strategic direction alongside SiteWise.

Peak was acquired by ORIX Capital Partners in June 2018.

Peak Utility Services Group (Peak) is a Denver-based provider of maintenance, repair, upgrade and installation services for the telecom, electric and natural gas infrastructure markets in the Pacific Northwest and Intermountain West regions of the United States. For more information, visit

ORIX Capital Partners is a subsidiary of ORIX Corporation USA. It sponsors direct equity investments to support growth and performance among established middle-market companies throughout North America, spanning a variety of industries. For more information, visit