TORONTO, Ontario – Wardrop, A Tetra Tech Company (Wardrop), announced today that it has acquired Hydromantis, Inc. (Hydromantis) of Cambridge, a firm of 17 employees specializing in the optimization and design of wastewater and water treatment systems. This acquisition expands Wardrop’s integrated services and project management capabilities with immediate benefits to Wardrop’s Infrastructure Division. The terms of the transaction were not disclosed.