Thermal Fan-Control Circuit
Describes circuit to lower the noise made by all fans in one case; text, block diagram. Overclockers Australia.
http://www.overclockers.com.au/techstuff/a_thermalfans/

United Circuits
Manufacture of printed circuit boards for the electronics industry. Single-sided, double-sided and multilayer printed circuit boards for prototyping, pre-production and production.
http://www.master-control.com/united-circuits/

Electronic Controls Design (ECD) Inc.
PCB prototype - Prototype circuit board manufacturers. PCB Express serves the printed circuit board industry.
http://www.pcbexpress.com/

Circuit Solutions (Canada) Ltd.
Summary of Electronic & PCB Design, Prototyping and Manufacturing Services from Circuit Solutions located in Richmond B.C. Canada
http://circuitsolutions.homestead.com/

Mega Circuit, Inc.
Fabrication of circuit boards from single-sided up to 20 layers, including prototype through production volumes and blind and buried vias. Site lists Illinois, USA factory capabilities.
http://www.megacircuit.com

Printed Circuit Solutions Manufacturing, Inc.
Contract manufacturer of printed circuit boards for prototype through low to mid volume production quantities.
http://www.pcsm-pcb.com

King Circuit
King Circuit is a printed circuit boards (PCB) manufacturer with a 24 hour to 5 week turn around. We handle PCB design, PCB assembly, multilayer PCB, cost reduction analysis, and PCB reverse engineering of all types including domestic circuit boards and off shore circuit boards.
http://www.kingcircuit.com/

Bay Area Circuits Inc.
Manufacturers of printed circuit boards, specializing in prototype and production runs. Three types of service: quickturn prototype for quickturn engineering, pilot 2 for pre-production evaluation, production 3 for production runs.
http://www.bacircuits.com/

Jet Technologies
Jet Technologies manufactures printed circuit boards from single sided to multilayer, production and prototype, quickturn and standard delivery, using automated optical test (AOT) and following IPC standards.
http://gojet.com

Dyco Circuits Inc
Manufacturer of printed circuit boards. Specializing in quick-turn and short production run printed circuit boards. All PCB's meet IPC standards.
http://www.dyco-circuits.com