ADVANCED TECHNOLOGY CO. 2858 E. Walnut St. • Pasadena, CA 91107-7350 • 626-449-2696 www.at-co.com We’ve established a nationwide reputation for excellence in materials joining, fabrication, machining, design, and assembly. Headquartered in a modern 20,000 square foot manufacturing facility, ATCO has complemented its highly skilled engineering and technical work force with modern equipment and processes. Categories: Electron Beam Welding • Welding - TIG Aluminum • Welding - Laser • Machining - Precision CNC • Machining Certifications: NADCAP ACCREDITED • AS 9100 • ISO 9001:2008