NEW YORK–(BUSINESS WIRE)–Macquarie Asset Management has acquired a majority stake in DynaGrid Holdings, LLC (“DynaGrid”), one of the largest US utility services providers focused on maintaining, upgrading, and building transmission and substation infrastructure. DynaGrid is headquartered in Dallas and primarily operates across the Sunbelt and the Midwest. The transaction is the first for Macquarie Asset Management’s new strategy investing in high quality, stable businesses that provide servic