Cannabis Lawyers & Attorneys by State
16 cannabis-focused law firms across 9 states covering licensing applications, regulatory compliance, corporate transactions, intellectual property, and cannabis litigation.
Why cannabis businesses need specialized counsel
Cannabis law sits at the intersection of federal prohibition and state legalization. License applications are competitively scored and non-curable. Corporate structuring has direct 280E tax implications. Intellectual property faces USPTO restrictions on cannabis trademarks. A cannabis-focused attorney understands these edges - a general practitioner usually does not.
Cannabis Attorneys by State
All Cannabis Lawyers & Attorneys (16)
Vicente LLP
Cannabis Lawyers
One of the first US law firms specializing in cannabis since 2010. Ranked by Chambers and Best Lawyers.
Zuber Lawler
Cannabis Lawyers
Named Cannabis Law Firm of the Year by Marijuana Venture. Representing leading cannabis clients since 2006.
Harris Sliwoski
Cannabis Lawyers
International cannabis law firm known for the Canna Law Blog. Offices in Portland, Seattle, LA, and San Francisco.
Duane Morris LLP
Cannabis Lawyers
National leader in cannabis law ranked by Chambers, Legal 500, and Law360.
Greenspoon Marder LLP
Cannabis Lawyers
Among the first national law firms to establish a dedicated Cannabis Law practice group.
Fox Rothschild LLP
Cannabis Lawyers
Full-service firm with notable cannabis focus. Publishes the In The Weeds cannabis law blog.
Foley & Lardner LLP
Cannabis Lawyers
Nationwide firm with strong cannabis IP and transactional practice. Chambers-ranked.
Cozen O'Connor
Cannabis Lawyers
Multistate firm handling transactional issues, financings, and acquisitions for cannabis operators and investors.
Perkins Coie LLP
Cannabis Lawyers
Team of 120+ cannabis attorneys. Led legal team for Coalition for Cannabis Scheduling Reform.
Rose Law Group
Cannabis Lawyers
First Arizona law firm involved in medical marijuana. Founding member of NCIA.
McAllister Garfield P.C.
Cannabis Lawyers
Cannabis-focused firm specializing in startups, capital raises, and license defense.
Dickinson Wright PLLC
Cannabis Lawyers
Full-service cannabis law practice covering licensing, compliance, and corporate formation across multiple states.
Clark Hill PLC
Cannabis Lawyers
Absorbed Hoban Law Group (premier cannabis firm since 2008) in 2021. International law firm with deep cannabis heritage.
Feuerstein Kulick LLP
Cannabis Lawyers
Well-regarded boutique handling high-profile cannabis M&A deals and licensing.
Riker Danzig LLP
Cannabis Lawyers
Cannabis Law Group combining corporate, tax, and governmental affairs expertise. Strong in NJ.
Farella Braun + Martel LLP
Cannabis Lawyers
Northern California firm with deep knowledge of cannabis regulations.
Frequently Asked Questions
What does a cannabis lawyer do?+
Cannabis attorneys handle licensing applications, regulatory compliance, corporate transactions and M&A, intellectual property (trademarks and brand protection), employment law for cannabis operators, cannabis-related litigation, and advising on the evolving federal landscape including rescheduling, interstate commerce, and banking. Most cannabis lawyers specialize in one or two of these areas rather than covering all.
Do I need a cannabis lawyer to apply for a cannabis license?+
Not legally required, but highly recommended. Cannabis license applications are extremely complex, scored competitively, and mistakes are often non-curable. Application packages can run hundreds of pages with strict formatting, disclosure, and residency requirements. An experienced cannabis licensing attorney significantly improves your odds and helps avoid disqualifying errors.
How much does a cannabis lawyer cost?+
Fees vary significantly by practice area and geography. Licensing applications are often billed as flat-fee engagements. Regulatory compliance and corporate work is typically hourly. Litigation and M&A can run into substantial engagements. Always ask for a written engagement letter with clear scope, and for licensing work ask specifically whether appeals and deficiency responses are included.
Can a regular attorney handle cannabis legal work?+
Technically yes, but cannabis law combines federal prohibition with state legalization, making it one of the most complex regulatory areas in the country. A non-specialist may miss critical issues around 280E tax exposure, IRS audit risk, Section 8 deemed approval, dual-entity structuring, interstate commerce, or state-specific operational rules. For any meaningful cannabis business matter, work with a cannabis-focused attorney.
Are the attorneys on CannaBizGuide vetted?+
CannaBizGuide lists cannabis-focused law firms based on publicly stated cannabis practice areas, bar licensing, and firm websites. We do not take payment for listings and we are not affiliated with any firm. Always verify state bar licensing, ask for client references, and discuss fee structures in writing before engaging counsel.