CCIE Lab at Wichita State University
The CCIE Preparation Lab is designed for CCIE candidates who want to prepare for certification through participation in an environment comparable to the CCIE certification lab

Automation Research Systems Ltd.
Cisco Certified Training partner based in Washington DC.

Global Knowledge
Cisco certified training partner based in North Carolina with many classes worldwide.

Chesapeake Computer Consultants Inc.
Cisco Certified training partner based in Maryland with classes at various locations across the US.

IMS Inc.
Cisco Certified Training Partner based in Atlanta.

Globalnet System Solutions Inc.
Company that offers hands-on interactive training. Run by Todd Lammle.