EIS completed the acquisition of Tierra.

EIS, a provider of mission-critical environmental and infrastructure services, completed the acquisition of Tierra, a consulting firm specialized in environmental engineering and compliance support. Financial terms were not disclosed. "Tierra brings an extremely knowledgeable team with decades of experience in environmental consulting, dewatering, and remediation. This acquisition allows us to further expand our services into high-volume groundwater treatment, remediation, and dewatering by integrating exceptional talent and technology into the EIS family," B.J. Stephan, EIS CEO.