Rumified (my consultancy)
Rumified

Wolfgang Bischoff (my main teacher)
Himalaya Institut (Germany)
Human Culture Academy
Orissa soll Leben (DE, NL)

Swami Rama (the teacher of my teacher)
YouTube channel
Swami Rama Center (Main, YouTube channel)

Swami Veda Bharati
Blog
Twitter

The Himalayan Yoga Tradition (AHYMSIN)
Main
Newsletter (Subscribe, Archive)
Teacher Training Program
Affiliated centers worldwide
Europe
Taiwan

Nonviolent Communication
Center for Nonviolent Communication
PuddleDancer Press (Website, Twitter)

Others
Swami Jnaneshvara Bharati (created an unbelievable reference of the philosophy and practices of the Himalayan Yoga Tradition)
Carmen Lai (an excellent yoga and meditation teacher in Delft, the Netherlands)