• Trenz Electronic

• Triad Magnetics

• Tripp Lite

• Tri-Star Electronics

• Trumeter

• TT Electronics

• TTI
• Inc Assembly

• Tusonix / CTS

• Twin Industries

• TXC Corporation

• u-blox

• UDOO

• Ultraleap

• Ultralife

• Unexpected Maker

• Unspecified

• Upside Down Labs

• UrsaLeo

• Vacuumschmelze

• Sfera Labs