E.S.I. Environmental Sensors Inc.
TSX VENTURE : ESV

E.S.I. Environmental Sensors Inc.

October 16, 2007 12:48 ET

ESI Corporate Update

VICTORIA, BRITISH COLUMBIA--(Marketwire - Oct. 16, 2007) - ESI Environmental Sensors Inc. ("ESI", the "Company") (TSX VENTURE:ESV) is pleased to provide a corporate update the Company.

The recently completed financing which has generated in excess of $2.8M is now being utilized to facilitate an increasing demand in agricultural product orders and to finalize the development plans for new upgrades to the FloPoint System. This plan will introduce a new mechanical version of FloPoint which will include major electrical improvements to the FloPoint system. "These upgrades have been driven by a steady and increasing interest in this product line from both our distributor in the United Arab Emirates and other major oil companies in Canada and the Middle East," commented Blair Heffelfinger, ESI's President and CEO.

As well as continuing to develop and refine our product for this new and exciting region, the Company continues to work with the largest Canadian oil producer to develop a product that is specifically designed to meet their needs.

On the agricultural front, "ESI has made significant gains in the turf market and has added several new customers to the wine and cranberry industries," comments David Porter VP Marketing and Sales.

The Company is now compliant with all regulatory filings.

About ESI

ESI is a leading manufacturer of patented and proprietary solutions for environments where understanding the presence, movement, and/or amount of water are important. Major market sectors include: Agriculture, Golf and Turf, Scientific Research, Civil Engineering and Crude Oil. ESI solutions have been successfully introduced into over 40 countries to enable customers to optimize their operations by monitoring the presence and movement of water, managing irrigation systems, and monitoring the integrity of landfill covers. Most recently, the FloPoint™ instrument has been introduced to the Oil industry to measure the volumetric presence of water pumped during crude oil extraction for characterization and optimization of the process. ESI differentiates itself by translating the best technology and science available into practical, easy to use solutions. Irrigation managers and scientists have adopted ESI's products for their accuracy, ease of use, repeatability, and ability to operate in challenging environments. ESI is publicly traded on the TSX Venture Exchange under the symbol "ESV". Further information about ESI may be obtained through the Company's website at www.esisensors.com.

On behalf of the Board,

Blair Heffelfinger, President & CEO

E.S.I. Environmental Sensors Inc.

Material Copyright 2007, E.S.I. Environmental Sensors Inc. Reproduction in whole or in part in any form or medium without express written permission of E.S.I. Environmental Sensors Inc. is prohibited.

The TSX Venture Exchange has not reviewed and does not accept responsibility for the adequacy or accuracy of this release.

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