Irwan joined Katy Toastmasters in April 2017 to improve his public speaking skills. He set a goal to complete ten speeches within eight months. Katy has been in his first city in the USA for eleven years. He likes to challenge himself mentally and physically, such as hiking with his family and friends. His slogan is "There is No Such Thing as a Perfect Time." His goal for 2025 in Toastmasters is to achieve the DTM award. During his 8-year tenure in Toastmasters, he has served as Club President, Club VPPR, Club VPE, and Area Director.