The Venerable Ajahn Tong Sirimangalo is the head vipassana meditation teacher of north Thailand and one of the most respected teachers in Thailand. His meditation method has become widespread throughout the world , especially in northern Thailand. Ven. Ajahn Tong was ordinated as a young monk at the age of 12 and as an adult monk aged 20. In 1954 he was invited to the Wat Mahadhatu temple in Bangkok where he completed basic training in vipassana meditation, followed by 2 years and 7 months of further practice in Burma under Ven. Mahasi Sayadaw (dec.) and Abhidamma studies with several well known teachers of the time, then returning to Chiang Mai in north Thailand. He began to teach vipassana and establish meditation centers throughout the north, including the famous Wat Rampoeng Tapotaram temple

Ven. Ajahn Tong has been teaching vipassana for nearly 50 years and heads over 50 temples and meditation centers in north Thailand and the world. He currently resides and teaches vipassana at the Wat Phradhatu Sri Chom Tong Voravihara temple in north Thailand. 

Thanat is a disciple of and assistant to Ven. Ajahn Tong Sirimangalo and senior teacher of vipassana meditation. Thanat established and manages the meditation center for foreigners (non Thai ) at Chom Tong temple in north Thailand where he teaches and trains students and teachers. Thanat speaks Thai, Chinese and English and is married to Kate (Kathryn Chindaporn) who speaks English and Thai and is a senior vipassana teacher. Thanat began training as a novice in Bangkok aged 18 followed by short periods of temple life at Chang Mai. In 1985 he began formal training in under Ven. Ajahn Tong Sirimangalo (disciple of Ven Mahasi Sayadaw of Burma). 

In 1986 he began teacher’s training and has been teaching since 1988 under Ajahn Tong together with his wife Kathryn in Mexico City and Washington State, currently teaching courses in Thailand, India, Israel, Mexico and the U.S.A. 

Wat Phra Dhatu Sri Chomtong Voravihara Tambon Banluang,
Amphur Chomtong
Chiangmai 50160, Thailand

Tel.: +66-53-826180
Mobil: +66-9-7007129
Internet: Vippassana in Thailand

Kathryn Chindaporn, (Kathryn Johnston) is a student and teacher of Vipassana for over 20 years, having taught meditation in Thailand and her birthplace Washington State, as well as conducting courses on the West Coast, in Mexico, Puerto Rico. Hawaii, Europe, Israel and India since 1988. From 1999 to 2007 she lectured at the Mahachulalongkorn Rajavidyalaya Buddhist University in Chiangmai, Thailand and is currently Thai-English interpreter and Assistant Director of the International Meditation Department at Wat Phradhatu Sri Chomtong Voravihara, Chomtong, Chiangmai. Since 1989 she has interpreted for Thai meditation masters, published five Thai-English Buddhist translations and appeared as guest speaker and interpreter on Thai and Mexican television and radio. In 2000, Kathryn received the Benefactor of Buddhism Award of Chiangmai Province and the Sema Dhammacakka (Golden Pillar of Dhamma Award) in Recognition of International Dissemination of Buddhism, the latter conferred by HRH Princess Maha Chakri Sirindhorn of Thailand.
Wat Phra Dhatu Sri Chomtong Voravihara Tambon Banluang,
Amphur Chomtong
Chiangmai 50160, Thailand

Tel.: +66-9-7007129
Internet: Vippassana in Thailand

Sandra Luz Cibrian Ramirez is originally from Mexico and has been practicing Vipassana Meditation since 1990. Her teachers are the former Venerable Phra Banyat Akkaynoat at Wat Rampoeng in Chiang Mai and Venerable Ajahn Tong Sirimangalo at Wat Phradhatu Sri Chomtong Voravihara, and the last years Thanat Chindaporn. Since 1995 she has visited temples on a regular basis to attend meditation retreats. After a short while she also began to assist on retreats, and then started to teach in 1996. Since 2010 she has spent most of her time at Wat Chomthong and teaches there alongside Kathryn and Thanat Chindaporn. Over the last years, Sandra has also been invited to Spain and Mexico to teach meditation retreats there.

Newman Vipassana Center

The Newman Association was established in 2005 with the aim of build a home/Buddhist center for the practice of Vipassana Meditation in Israel.

Click here for website:

This is where Ajarn Ofer and Asher Gal are giving 

on-going retreats.  

                                     To reserve a place or for more                                          

info please email:


Phra Ofer Adi is a monk who has been practicing vipassana meditation since 1989 at Wat Lampang and Wat Chom Tong in Thailand under the instruction of Ven. Ajahn Tong Sirimangalo. Phra Ofer taught for several years in Israel before becoming a monk in Thailand 10 years ago, followed by several years as a monk and a teacher at a Buddhist temple near Frankfurt, Germany. 

In 2006 he was invited by the Newman Society to teach in Israel permanently, and until 2010 was residing and teaching in the Society's various temporary centers.  

Since 2010 Phra Ajahn Ofer resides and teaches in the new Newman society vipassana meditation center in Yavniel, Israel. He also teaches in various places in the world, mostly in the Buddhist temple near Frankfurt and Dhammacari Vipassana Center near Munich.

In 2010 Phra Ofer received an award for his support in Buddhism and it's teaching in the world from the governer of Chiang Mai province in Thailand. In 2011 he was awarded again and received the Sema Dhammacakka award from the Hon. princess of Thailand, Maha Chakri Sirindhorn.


Asher Gal from Israel is practicing Vipassana meditation since 1988. He was student of the late Luang Poh Banyat Akkayano Bhikkhu at Wat Rampoeng, Chiang Mai, and is still student of the Ven. Ajahn Tong Sirimangalo of Wat Phradhatu Sri Chomtong. Since 15 years he assisted Thanat Chindaporn in the meditation courses which take place in Israel. For three years he taught at the side of Phra Ofer at the center in the Kibbuz Ein Dor, Israel. Since the closing of the center he assists Ajahn Phra Ofer and substitutes for him as teacher in the courses in different places.


Dhammacari Vipassana Meditation Center

The Dhammacari Vipassana Center is situated in Sonnenthal near Allgramsdorf/Rottenburg on Laaber. It is embedded in the hilly countryside of Lower Bavaria, Germany. This quiet spot offers ideal conditions for meditation.

Hildegard has been a student of Ven. Ajahn Tong Sirimangalo since 1992. 

In 1993 she starated to teach in addition to running her shop for natural nourishments. Since 1994 she organised meditation courses for Ven. Ajahn Tong and Thanat and Kathryn Chindaporn in Germany, France, Slovenia and Sweden. During these classes she assisted the teachers. 

In 1998 Ven. Ajahn Tong authorised her as vipassana teacher and gave her the name Dhammacari. Since then Hildegard teaches vipassana on her own. In 2004 she gave up her worldly professional life completely.

The Dhammacari Vipassana Meditation Center was founded in 2006 in Sonental (near Munich). Since then Hildegard has been living and teaching there. 

In 2010 Hildegard received an award for her support in Buddhism and it's teaching in the world from the governer of Chiang Mai province in Thailand.