Donnie has dedicated more than a decade focusing his practice on business and legal advisory services to the expansive cannabis industry.

Utilizing his Wall Street investment banking experience, he advises major cannabis brands, celebrity brands, and publicly traded companies, including serving as a board member to multiple large cannabis operators. In the last two years alone, Donnie has been a strategic and legal advisor on more than $100 Million in cannabis transactions and mergers and acquisition activity, both domestic and internationally.

In addition to his corporate and transactional experience, Donnie has successfully litigated more than 100 cases throughout the United States and abroad, both within and without the cannabis industry, particularly focused on securities litigation, multi-district business and corporate disputes, intellectual property disputes, and patent infringement litigation.

Since 2015, Donnie has represented the nation’s largest marijuana banking financial institution, both as a legal and strategic business advisor. Donnie is currently the vice-chair of the National Cannabis Industry Association (NCIA) Banking and Finance Committee, a lifetime member of the National Cannabis Bar Association, and was fortunate to be asked to author the legal chapter in the foremost authority on marijuana banking, Navigating Safe Harbor: Cannabis Banking in a time of Uncertainty.


We work as a single united team with offices around the globe to give our clients the highest quality advice possible.


We publish industry trends, insights, and cannabusiness related information for cannabis, hemp and marijuana happenings.
Newsletter Signup