Melissa Diaz


Melissa Diaz, CPA

Melissa Diaz, CPA

CFO & Co-founder

Melissa works hard, but she also works smart. She combines strategy, skillful execution and the latest accounting innovation to oversee cash flow management, outsourced accounting services, budgeting and audit readiness. Leave it to Melissa to improve company productivity, financial integrity and uncover savings along the way – she saves her clients time, energy and money, so they can get back to growing their core business.   

A Certified Public Accountant, Melissa provides valuable financial guidance for cannabis companies of all sizes and structures, expertly driving company goals with confidence. She takes the anxiety out of the audit process, working closely with leaders to organize, prepare and complete any necessary processes and reports. 

Melissa’s accounting experience spans numerous industries, both domestically and internationally, including healthcare, hospitality and, of course, cannabis. In addition to co-founding and serving as CFO to Rebel Rock, Melissa is CFO and Shareholder for High Rock Accounting, which places an emphasis on utilizing technology to strategically make day-to-day and long-term financial decisions, while pursuing company goals and compliancy. At High Rock and Rebel Rock, Melissa helps companies remain competitive and efficient in increasingly high-pressure and high-stakes environments.

Before launching successful accounting firms from the ground up, Melissa served as the Manager of Global Revenues and Receivables at Starwood Hotels and Resorts Worldwide. She performed in-depth reporting and analysis and worked closely with senior management to develop comprehensive financial analysis that influenced company direction. 

Melissa also served as an Audit Supervisor for McGladrey and Pullen and RSM, providing assurance services to clients including for-profit, government and non-profit institutions. In these roles, Melissa quickly staked a reputation as a trusted advisor, delivering in-depth variance analysis as well as complete audit plans and procedures.  

Committed to giving back and advancing her industry, Melissa serves on the Arizona Cannabis Chamber of Commerce Board of Directors, a strategic group of entrepreneurs, attorneys and other cannabis industry leaders. She’s presented at MJBizConINTL, sharing insights on due diligence for cannabis investors. Further, she has been invited share her expertise with numerous investor and startup groups, the Women’s Start Up Lab and the AZ Society of CPAs Emerging Leaders. She also serves as the Board Finance Chair for Girls in Tech, Phoenix Chapter.

Melissa earned a bachelor’s degree in Accounting from University of Arizona, and a master’s degree in Accounting from Arizona State University. Always seeking out new experiences, Melissa enjoys traveling, hiking and staying active. She also adores spending time with family, including her husband, two step-children and three dogs. 




Certified Public Accountant in Arizona


Oversees sales, marketing and operational support


Delivers comprehensive financial analysis to drive company decision-making in numerous industries, including cannabis, hospitality and healthcare


Board of Directors, Arizona Cannabis Chamber of Commerce


Board Finance Chair, Girls in Tech


Bachelor’s degree in Accounting from University of Arizona


Master’s degree in Accounting from Arizona State University 

Main Office

8160 N Hayden Rd Suite J-208
Scottsdale, AZ 85258

Call Us

(480) 420-3494


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