Rosie Mattio

Member Since 2020

Rosie Mattio

Founder and CEO

MATTIO Communications

New York City Area

Rosie is founder of MATTIO Communications, the preeminent cannabis marketing agency in the U. S. She helped usher in the New Cannabis Age, garnering global media coverage in mainstream publications for clients, including the first cannabis article ever published in Oprah Magazine. Over the past year, her New York firm has grown alongside the industry, adding marketing and communications services for clients, including content, SEO, investor relations, event planning and influencer marketing. Today, Rosie is considered a market maker in the world of cannabis. Ranked the #1 cannabis PR firm by Green Market Report, Rosie is a strategic powerhouse, industry connector and influencer. Rosie has been named a High Times Female 50 and Forbes Fifteen Powerful And Innovative Women In Cannabis.


  • Public Relations
  • Media Relations
  • Social Media


January 13th, 2022

Why 2022 Will Be a Defining Year for Female Leadership in Cannabis

The cannabis industry cannot reach its full potential without women leading the charge as well.

March 30th, 2021

How Cannabis Brands Are Taking Consumer Sensory Experiences to the Next Level

As more consumers become familiar with cannabis as a lifestyle product, companies are taking a sensory-based approach to brand experiences.

January 12th, 2021

Why the Future of Cannabis Branding Could Be Determined on the East Coast

2020 was a consequential year for legal cannabis.


MATTIO Communications

MATTIO is a market-making agency that specializes in bringing awareness to brands with unique visions and voices. We use our well-honed communication skills, industry knowledge and creative muscle to drive conversations, shape perceptions and help clients achieve ambitious business goals. MATTIO specializes in lifestyle, cannabis and other emerging regulated markets.


  • Public Relations
  • Cannabis PR
  • Tech PR