Company: ABTC
Filing Date: 2025-07-22
Form Type: S-4/A
Source: 0001213900-25-066299
Chunk: 298

Company: American Bitcoin Corp.
Filing Date: 2025-07-22
Form: S-4/A
Chunk 298
---
8 and a director of Shine Minerals Corp., a company engages in the acquisition, exploration and evaluation of mineral properties, since November 2018. Mr. Chang is also the Chief Executive Officer and founder of Chang Advisory Inc., a consulting service company, since December 2020. Prior to that, from August 2019 to January 2021, Mr. Chang was an independent consultant for traditional mining and crypto currency companies. From July 2018 to March 2020, Mr. Chang was a member of the board of advisors of District Metals Corp. (TSX.V: DMX), a mineral exploration stage company. From February 2018 to August 2019, Mr. Chang served as CFO of Riot Platforms, Inc. (Nasdaq: RIOT), a provider of Bitcoin mining and data center hosting and oversaw the company’s business operations, investor relations and finances. From January 2011 to January 2018, Mr. Chang was the managing director and Head of Metals and Mining Research of Cantor Fitzgerald. Mr. Chang graduated from the Rotman School of Management at University of Toronto with his MBA in 2006. Daniel Tolhurst Daniel Tolhurst has served as a director of the Gryphon Board since August 2024. Mr. Tolhurst has founded, led and invested in innovative companies across multiple sectors for nearly two decades. He was the Co -Founder, President and a Board Member of Gryphon Digital Mining, Inc., from its founding in October of 2020 through the closing of its go public transaction in February 2024. From June 2018 to January 2020, he led Netflix Inc.’s Content Strategy & Analysis team in EMEA. He also held positions as a Director and Senior Manager of Corporate Strategy and Business Development at The Walt Disney Company between 2013 and 2018. Prior to that, he held positions at Booz & 162 Company, a management consulting firm and the Bank of Montreal Financial Group, a Canadian bank. Mr. Tolhurst holds an MBA and a Bachelor of Arts, Honors Business Administration from Ivey Business School and a Juris Doctor degree from Osgoode Hall Law School at York University. Dan Grigorin Dan Grigorin has served as a director of the board since October 2024. Mr. Grigorin is an industry veteran with extensive experience across investment banking, private equity, private credit and digital assets. Mr. Grigorin is a portfolio manager at Anchor Labs, Inc., where he has