Marcus Greatwood

Marcus Greatwood (born 18 March 1973) is a British freediving coach. Although an international coach he is most noted for his inception and development of "NT Style" Freediving, based on relaxation and breathing techniques (1st published in 2008). Marcus has coached 5 world records with Herbert Nitsch including the 214m NoLimits record set in 2007. Marcus designed and built the equalisation tool that allowed Herbert Nitsch to dive past 200m. He has coached many athletes, setting 12 National records in all of the AIDA recognised disciplines . He has personally held several UK records in depth apnea free-diving disciplines recognized by AIDA International . His Club Freediving (NoTanx) based in London is now the largest group of freedivers in the UK has grown exponentially since 2001 to having 5 weekly pool sessions with 80+ active members. All training is split into Yin and Yang, with an emphasis placed on Yin (soft, slow & internal).