Publishizer
500 GlobalAmsterdam, NL · 3 known investors
Find your way into Publishizer
1,113 people in our graph share verified history with the Publishizer team — schools, employers, funds. One of them is your warm intro.
René Kuijtenunlockedknows Guy Vincent · together at City of Amsterdam
×2knows the team · via University of Deusto
knows the team · via City of Amsterdam
×4knows the team · via 500 Global
×2knows the team · via Grand Valley State University
knows the team · via Orbiit
Publishizer is a crowdpublishing platform that helps authors validate their book ideas, build reader lists, and secure publishing deals through pre-sales campaigns. The platform serves independent and aspiring authors seeking to launch their books with publisher backing or self-publish with audience support.
Founders & leadership
BM

Bethany MarshallinCo-founder · CEO
GV

Guy VincentinFounder & CEO2014–2019Guy Vincent founded Publishizer, a crowdpublishing platform launched in 2015 that helped authors validate book concepts and secure publishing deals. He is now building Amsterdam Circular, a circularity accelerator developed with AMS Institute and the City of Amsterdam focused on financing for circular economy founders.
LC

Lee ConstantineinCo-founder & Head of Growth2015–2022Lee Constantine is founder of Publishizer, a crowdpublishing platform that helps authors validate book ideas and secure publishing deals through pre-sales campaigns. He previously worked on go-to-market and AI products for consumer brands.
MB
Martin Brochhaus
DB
Dr. BaucomHead of Publisher Relations
Investors · 3
In the news
Frequently asked questions
- What does Publishizer do?
- Publishizer is a crowdpublishing platform that helps authors validate their book ideas, build reader lists, and secure publishing deals through pre-sales campaigns. The platform serves independent and aspiring authors seeking to launch their books with publisher backing or self-publish with audience support.
- Who founded Publishizer?
- Publishizer was founded by Bethany Marshall, Guy Vincent, Lee Constantine, Martin Brochhaus.
- Who are Publishizer's investors?
- Publishizer's investors include 500 Global, Rockstart, Arches Capital.
- Where is Publishizer headquartered?
- Publishizer is headquartered in Amsterdam, NL.



