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Selain menekuni hobi balap dan menembak, Guntur Muchtar juga tak segan mendalami berbagai disiplin keilmuan, yang mengantarkannya mendapatkan berbagai sertifikasi. Antara lain, John Robert Powers (2021 - Jakarta, Indonesia); Business Conference and Certification Fiocchi Ammunition (2019 - Lecco Italy); Business Conference and Certification Laugo Arms (2019 - Prague, Czech); Business Conference and Certification Morini Competition Arms (2019 - Bedano, Switzerland); Business Conference and Certification Walther Arms (2019 - Ulm, Germany); Battle Arms Weapon Intro 1 (2019 - Las Vegas, Nevada USA); XVIII IPSC Handgun World Shoot Competition (2017 - Châteauroux, France); Life Member of PPSA ID No 160549 Westpoint (2016 - Philippine Practical Shooting Association); Life Member of IPSC Number #49 (2016 - IPSC PATRON); Energy and Mining Law Institute (2010 - 2012 EMLI Training); Cambridge School of English (2001); serta Computer Training Centre (2001 - Widyaloka, Indonesia).
Guntur Muchtar juga aktif mengikuti berbagai Event and Exhibition untuk memperluas jaringan internasionalnya. Antara lain, Shot-Show Event and Exhibition (2018, 2019, 2020, 2023 - Las Vegas, USA); International Weapon Exhibition/IWA Outdoor Classic (2019 - Nuremberg, Germany); serta World Shoot, Business Conference (2017, 2018, 2019 - Las Vegas, USA).
Kini, nama Guntur Muchtar berkibar di nasional sebagai salah satu aset sumber daya manusia untuk Provinsi Jambi. *