Meet Fifteen24

We are a team of Belgian Marketers living the dream in New York City. Together with our American co-workers, we work tirelessly to help you discover and develop your business potential in the US.

Our knowledge of the local business environment and our proximity to where the magic happens will give you a leg up when establishing your brand on our home turf.

Our mission

Our mission is to provide innovative and effective marketing solutions which help our clients grow their businesses and realise their goals in the United States.


Mathieu Lanssens


CEO & Business Development Manager

Marketing and E-commerce expert with 13+ years experience. During his career Mathieu has worked for startups, SME’s and large corporations in the retail, telecom, construction, finance, travel, automotive and transportation industries. In 2012 he launched a new digital marketing agency in Belgium where he acted as Senior Consultant and lead the daily operations. In February 2017 he moved to NYC to start a new chapter, Fifteen24 Inc.

Florence Brusselmans


Project Manager & Marketing Executive

Florence has learned the tricks of the marketing trade at Invisible Puppy, a digital marketing agency in Ghent - Belgium. As digital marketeer she worked on multiple projects for startups, SME’s and large corporations such as Delhaize, Bank Nagelmackers, Parcify, Mister Minit, ERA Belgium, Smet Staircases, Versele-Laga and Well Played. In 2017 Florence moved to the Big City to join Fifteen24 Inc.

Jan Junior De Brabant


Junior Marketing Executive

Jan learned the ropes as a junior marketing consultant at marketing- and sales boutique BrainTower in Boom -Belgiumwhere he worked on projects for FMCG companies, government, and technology companies. During those projects, he worked on marketing strategy, project management, marketing communication and digital marketing. In March 2018 he started his adventure at Fifteen24 and calls New York his home. You can ask him about movies, American football, rugby, boxing, traveling, timepieces and F1.

Happy clients

katline cauwels

Katline Cauwels
Director MSquash

"They're everything you expect from digital experts: experienced, creative, versatile, very responsive and you can tell they really care."


Jaqueline Queiroz, Sales and Marketing Manager
Mojo Chocolate Mousse

"We love how they make every meeting so personal and how much time and thought they put into the project. We feel like they truly share the same passion we have for our business. " 


Thierry Herbert

"They're the pro's, I’m really confident they are the right team to help us with putting our brand and products forward."

Let's Connect

79 Madison Avenue

New York City, NY 10016, USA


fifteen24 logo grayscale