Aaron Grinhaus LL.B., J.D., LL.M. (Tax) is a business and international tax lawyer, writer, professor, Web3 law expert and founder of Grinhaus Law Firm (grinhauslaw.ca) based in Toronto with associate offices across Canada. Aaron frequently gives presentations on a variety of business, international tax and regulatory law related topics and has acted as chair, presenter and lecturer through a number of educational institutions and organizations. He regularly advises on international tax structuring and Web3 law and is an Adjunct Professor of International Tax Law as well as Faculty and Co-Director of Osgoode Hall Law School’s prestigious Web3, Blockchain and Metaverse Law Certificate Program. In 2019 he published “A Practical Guide to Blockchain and Smart Contract Law” (LexisNexis: 2019), the world’s first textbook on Web3 law, which is now in its 3rd and international editions. In January 2022 Grinhaus Law Firm became the first law firm in Canada (and one of only a few in the world) to establish an office in the Metaverse in Decentraland and in 2023 he was a founding member of the Metaverse Bar Association (MetBA.io).

Aaron holds law degrees from the University of Ottawa (LL.B.), Michigan State University College of Law (J.D.) and a Masters in Tax Law from Osgoode Hall Law School of York University (LL.M.)