Liberty Energy, an oilfield services firm, completed the acquisition of Siren Energy, a Permian focused integrated natural gas compression and CNG delivery busines, for $78m. “Liberty’s digiTechnologiesSM bring the highest thermal efficiency and lowest emissions solutions to the market. As we lead this technology transition, owning power generation and now the natural gas fuel supply for our fleets ensures execution at the highest level. LPI adds another critical component to our vertical integration strategy, alongside Liberty’s sand, logistics, design and manufacturing capabilities," Chris Wright, Liberty CEO.