QUADRANT TECHNOLOGY QUADRANT MAGNETICS CONTACT US Corporate Quadrant Technology Quadrant Magnetics Quadrant Asia   QUADRANT TECHNOLOGY Quadrant Technology 1247 Reamwood Avenue Sunnyvale, CA 94089 Ron Zichterman President (408) 261-3589 ronz@quadranttechnology.com Adam Rech General Manager (408) 261-3589 adamr@quadranttechnology.com Mike Guthrie Director of Engineering (270) 358-4800 m.guthrie@quadranttechnology.com