INTEGRATED SENSOR TECHNOLOGIES (IST) - Goleta, CA - - OEM electronics design and product development of SENSOR-BASED PRODUCTS as gas detection equipment, high speed miniature digital current probes, as well as general printed circuit board project management, reverse engineering, layout, and prototyping. Lower rates for manufacturing rights. (805)968-6600, Fax: (805)968-6600, E-mail: Peter@iSensorTech.com

NEODYM TECHNOLOGIES, INC. - Port Moody, BC, Canada - - Designers and manufacturers of GAS DETECTION DEVICES for OEMs, as well as generic detection equipment for industrial, commercial and domestic applications. Offering simple, stand-alone gas detectors as well as advanced multi-sensor monitoring systems. Equipment is DC-powered making it suitable for use in all countries of the world. (877)723-5400, (604)939-5544, Fax: (604)939-4153, E-mail: wjm@neodymsystems.com TDE membership candidate: 11/15/05

REL-TEK CORPORATION - Monroeville, PA - - Manufacturers of intrinsically safe gas sensors, including methane, propane, etc. combustibles, and CO, H2S, SO2, etc. toxics. Complete systems, not just bits and pieces. Telemetry, controls, logging, networking and hot-standby are second to none. Rel-Tek pioneered in automatic gas sensor calibration technology, saving money, improving safety. (800)783-9228, (412)373-6700, Fax: (412)373-6703, E-mail: Marketing@Rel-Tek.com.com TDE membership candidate: 11/16/05