Avayan Electronics
Your Atmel AVR 8 bit Microcontroller, BASIC Stamp and 80C51 Development Board Source. Developers of robotic products such as DC and stepper motor, RC Servo and Input and Output controllers. Super Stepper Architecture
http://www.avayanelectronics.com/

Phytec Messtechnik GmbH
PHYTEC
http://www.phytec.de/

Leiderdorp Instruments
Leiderdorp Instruments
http://www.leiderdorpinstruments.nl/

Signall LLC
Our microprocessor based high-power (100W to 6kW) product line includes: Unidirectional and Bidirectional PWM type DC motor controllers boards, PWM type Power Controllerp boards, Proportional Temperature Controller boards, TE Cooler Controllers, 2-zone Proportional Temperature Controller boards with AC solid-state relays, Digital Temperature Sensors, H-bridge boards, Smart H-brige boards, Solenoid Drivers boards, Threshold Detector boards, Microcontroller boards, and many costomized controller boards
http://www.signalllc.com

The Basics of Programming and Using a PIC Microcontroller
This is a guide to help those who are familiar with electronics and writing PIC microcontroller software to program and use them at home.
http://oak.cats.ohiou.edu/~db283101/pichowto.html

MicroDev
The world's largest development and download repository of Open Source code and applications
http://sourceforge.net/projects/microdev/

MicroController Pros
We carry Microcontroller and Embedded System Books, Hardware & Software Tools: Emulators, Starter Kits, Evaluation Kits, C Compilers, Programmers
http://microcontrollershop.com/

Best Microcontroller Projects
Do you want to learn how to use a microcontroller in your electronic projects or do you need inspiration for your next project? If so you have found the right place!
http://www.best-microcontroller-projects.com/

XL Research Inc - Microcontroller-based Designs
Consultants in Real-Time Microcontroller Software / Hardware Design, Analog / Digital and PCB Design. Complete in-house facilities.
http://www.xlresearch.com/

Microcontroller Tutorials & Applications
DNA Technology, !ntelligent Electronics, Microcontroller tutorials
http://www.dnatechindia.com/index.php/Tutorials/