Nelson Design
- Printed Circuit Design Layout, PC Board Design, PCB Design, PADS-Power PCB, PCAD, Accel EDA, ORCAD, PA, NJ, DE, NY, EMI, EMC, Testing, Test Board, Load Boards
- http://nelson-design.com/ndshome.html

MeerKat Systems, Inc.
- Develops experimental boards for educational, hobbyist, and developers. Use with solderless breadboards and prototyping circuit boards. Connection for USB connectors, RJ45 connectors, RJ11 connector, and Firewire connectors. USA.
- http://www.meerkatsystems.net

Dave Blau Consulting
- Full-service circuit design for medical, industrial and scientific instruments. Services include design and building of prototypes, capture schematics, and short-run production.
- http://www.daveblauconsulting.com

BP Automation
- Prototype development of robots, robotics and custom developed circuits.
- http://www.bpautomation.com

Westminster Technologies
- Electrical board prototyping and manufacturing
- http://www.westminster-technologies.com/prototyping/index.html

Hamilton Printed Circuit Board Design
- Designers of printed circuit boards for large and small companies for 22 years in the Raleigh Durham NC area using the PADS innoveda software.
- http://www.hampcb.com

RiverSide Electronics
- Contract manufacturer of electronics assemblies.
- http://www.riversideelectronics.com

Ultima Circuits
- Printed Circuit Board Manufacturer, Prototype & Production, Multi-layer & 2-sided, UL94V-0, Aggressive pricing
- http://www.ultima-circuits.com

Dyna-Graphics Corporation
- Manufacturer of electronic membrane switches, circuit board assemblies and graphic panel overlays, labels and decals.
- http://www.dyna-graphics.com