E.S.I. Environmental Sensors Inc.

ESI is a leading developer and manufacturer of patented and proprietary systems for water management. ESI products has successfully been introduced into over 40 countries to manage irrigation systems, monitor water quality and the integrity of landfill covers and most recently in the oil and gas sector to measure the volumetric presence of water pumped from producing oil wells. Environmental managers and scientists have adopted ESI proprietary technology because of its accuracy, ease of use and ability to operate in challenging conditions. ESI is publicly traded on the TSX Venture Exchange under the symbol `ESV`.