1963 - John-Roger Hinkins
"[...] John-Roger is known to members of M.S.I.A. as the physical manifestation of the Mystical Traveler Consciousness (a concept quite similar to the Satguru in the Radhasoami tradition and the Mahanta in Eckankar). According to Roger's account, the mantleship of the MTC was passed on to him in or around 1963. During this time, Roger claims to have met Sawan Singh, the late Radhasoami Satsang Beas master. "J.R.", as he is affectionately called, holds that the Great Master of Beas was the previous carrier of the Mystical Traveler Consciousness and passed on the "keys to the Kingdom" to him on the inner spiritual planes. However, "J.R." at that time did not recognize the luminous being as Sawan Singh. It was only later when he saw a photograph of the guru that he placed the picture of the Great Master with the powerful entity he encountered in meditation. [....]"
https://web.archive.org/web/20160624161419/http://webspace.webring.com/people/de/eckcult/chapters/tmsma1.html
https://en.wikipedia.org/wiki/John-Roger_Hinkins
1965 Paul Twitchell / Eckankar
"Twitchell, Paul. The Mahanta, the Living ECK Master from 1965 until his translation from the physical in 1971 ... ."
https://www.eckankar.org/Masters/Peddar/index.html
1971 Darwin Gross / ATOM
"[...] Darwin, himself, went from joining ECKANKAR in 1968, to a Fifth Initiate in 1970, to ECK Mastership in 1971. [... .]"
http://www.littleknownpubs.com/Dialog_Ch_Nine.htm
https://web.archive.org/web/20070103030915/http://www.atom.org/
1987 Gary Olsen / Master Path
"MasterPath was founded by Param Saint Sri Gary Olsen in 1987. He is a Sat Guru of the Light and Sound who emphasizes contemplation over meditation for the western mind. [... .]"
https://www.urbandictionary.com/define.php?term=MasterPath
https://www.masterpath.org/index.html
https://www.amazon.com/Master-Plagiarist-Gary-Olsen-MasterPath/dp/1565438949
1988 AKATHA / Timothy Arnold
"[...] Peddar Zaskq (Paulji’s spiritual name) predicted my mastership and leadership of AKATHA in his “Illuminated Way Letters” of January 1971. Thus, in 1988, I became the Mahaji, the 973rd Living SRAOSHA Master and brought AKATHA public to the world. [... .]"
http://www.akatha.com/leader-bio.html
1993 Michael Turner
"I'm not much into labels these days. Sri Darwin established me in the Pure Positive God Worlds in mid-1993. I began teaching, giving initiation and offering satsangs near the end of that year."
https://groups.google.com/d/msg/alt.religion.eckankar/qCPLIZHwIeo/gcgV8WkiOzAJ
https://groups.google.com/d/msg/alt.religion.eckankar/4vneqB8QaAM/dSgpD3RwfbsJ
2001 Duane Heppner
"[...] Very few knew that Paul Twitchell handed me The Rod of Power in 2001, with Harold and an unconscious Joan standing in the background and watching. Harold decided to go with his attitude about Joan and her relationship with The Three Headed God instead of listening to The RealGuidance. [... .]"
https://tinyurl.com/rxp2ayd
"[...] BOOK TWO...The present day life for Duane and his training up to 2001, when Paul Twitchell gave Duane 'The Rod of Power' for the first time. Rebazar Tarzs once again takes Duane far past The Gods of Man into The TruHeart of The ALL IS. It took Duane 30 years to step into his first attempt at a position most of this world knows nothing about. Then Rebazar, with all The Real Universal Guides and his friends Kathy and Beverly present put Duane into 'The RealLight of The IS' for the second time in 2007. [... .]"
http://www.thereturnofthereal.us/
http://www.duanethegreatwriter.info/
2003 Michael Owens / The Way of Truth
"[...] In 2003, the prediction came true. In the Valley of Tirmer, a place in the Far East where new Living Spiritual Masters are introduced, with the contention of opposing factions, Michael received the Rod of Power of the Light and Sound and the mantle of Sehaji, the Living Spiritual Master, and the spiritual name Dan Rin. [... .]"
https://web.archive.org/web/20050327061902/http://www.thewayoftruth.com/bios.htm
2008 Paul Marche / Dhunami
"Sri Paul developed into Mastership under the guidance of Sri Darwin Gross and accepted the Rod of Power on October 22, 2008, becoming the 973rd Living Master of the Time. [... .]"
https://web.archive.org/web/20090719032718/http://atomdoers.org/PMbio.html
https://www.dhunami.guru/
2013 VARDANKAR / Allen Feldman
"Sri Allen Feldman the current Margatma the living VARDAN Master as of October 22, 2013 [... .]"
https://www.zoominfo.com/p/Sri-Feldman/2325866303
http://vardankar.com/