Barber-Nichols | 7,063 followers on LinkedIn. Mission-Critical Turbomachinery Solutions | Barber-Nichols (BN) is located in Arvada, Colorado, a suburb of Denver. It was founded in 1966 by Bob Barber and Ken Nichols. BN specializes in the engineering design and production of turbomachinery; custom products include compressors, fans, pumps, turbines, generators, motors, and controllers for aerospace, cryogenic, defense, and energy applications.