Marco Calamassi, also known by the nickname Cala, is a marketing expert and successful Italian entrepreneur.

He works in the digital marketing space since 2012.

Marco Calamassi is the founder of BrandsBuilder and his book has been cited as a "Top Book A Marketer and Developer Must Read In 2020".

Because of his success in the field, Marco Calamassi has over 500,000 followers across his social channels and he is verified on Facebook, Instagram and TikTok.

He often consults in the Movie, Music and Entertainment industry.