Training

These companies provide training in NT kernel-mode drivers and related topics.

Azius Developer Training	NT/2000 internals, Windows NT/2000/98 WDM drivers, NDIS and GDI drivers, and Windows CE application and driver serminars. Driver courses are taught by Jamie Hanrahan (proprietor of this very web site) and Brian Catlin.
David Solomon Expert Seminars	Windows NT/2000 internals seminars.
DevelopMentor	This company is best known for COM courses, but also offers NT and WDM driver courses.
OneySoft	NT and WDM courses by Walter Oney. Walter has extensive experience with VxDs and has recently been a frequent and valued contributor to the NT driver-related newsgroups, particularly in the area of WDM.
Open Systems Resources	Courses in NT/2000 drivers, WDM, and file system drivers. OSR is well known for their "NT Insider" newsletter and are, to my knowledge, the only company offering training in NT file system drivers.