Zmags
Boston, US · Founded 2008 · Delaware corporation · 84 employees on LinkedIn · 4 known investors
Find your way into Zmags
Sign up to see every warm intro you have to Zmags
- Paths you didn't know you had: your email and LinkedIn already hold routes to the Zmags team. We find them for you
- 2nd- and 3rd-degree connections: the friend-of-a-friend routes that take hours to manually find through your inbox or LinkedIn
- Answers now, not in days: momentum is everything in a raise. Skip asking around whether someone knows someone
Days of research, done the moment you sign in, with every route ranked by how warm it is.
Zmags (now Fastr) provides an AI-native digital experience platform for e-commerce teams to design, launch, test, and personalize web experiences without coding, along with conversion optimization, payments, and subscription management tools.
Founders & leadership
Zmags was founded in 2008 by Jens Karstoft.
JK

Jens KarstoftCo-founder, CEO2013–2014Jens Karstoft co-founded Zmags, an AI-native digital experience platform for e-commerce, which he bootstrapped, funded, and later sold. He now advises technology startups on growth strategy, B2B sales operations, product marketing, and organizational scaling.
MS
Michael SchreckExecutive
ZT
Zachary TormanNamed on SEC filing
IM
Imad MoulineNamed on SEC filing
JE
Jaime EllertsonNamed on SEC filing
DP
David PowellNamed on SEC filing
YC
Yuan ChengNamed on SEC filing
Board
FR

LB
Laura Bordewieck RippyBoard director
KW
Kim WienckenBoard director
Investors · 4
Reported raises · per SEC filings
Form D private placements$7.9M disclosed across 3 rounds · 2011–2022
▶$2.5MraisedMar 2022 · 1 investors · Other TechnologyRule 506(b)
▶$2.5MraisedMar 2022 · 1 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Yuan ChengDirector
- Zachary TormanDirector
- Jaime EllertsonDirector
- David PowellExecutive Officer, Director
- Imad MoulineDirector
- Jeffrey LortzExecutive Officer
- Offering amount
- $3.5M
- Amount sold
- $2.5M
- First sale
- Mar 2022
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
▶$5.3MraisedAug 2020 · 1 investors · Other TechnologyRule 506(b)
▶$5.3MraisedAug 2020 · 1 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Zachary TormanExecutive Officer, Director
- Imad MoulineDirector
- Jaime EllertsonDirector
- David PowellExecutive Officer, Director
- Yuan ChengDirector
- Offering amount
- $5.3M
- Amount sold
- $5.3M
- First sale
- Jul 2020
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
▶$150KraisedJan 2012 · 1 investors · Other TechnologyRule 506(b)
▶$150KraisedJan 2012 · 1 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Laura Bordewieck RippyDirector
- Jens KarstoftDirector
- Michael SchreckExecutive Officer, Director
- Kim WienckenDirector
- Firas RaoufDirector
- Offering amount
- $150K
- Amount sold
- $150K
- First sale
- Dec 2011
- Incorporated
- Corporation, Delaware, 2008
- Federal exemptions
- 06
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Related companies · 1
Companies working in the same space as Zmags.
In the news
Frequently asked questions
- What does Zmags do?
- Zmags (now Fastr) provides an AI-native digital experience platform for e-commerce teams to design, launch, test, and personalize web experiences without coding, along with conversion optimization, payments, and subscription management tools.
- Who founded Zmags?
- Zmags was founded by Jens Karstoft in 2008.
- Who are Zmags's investors?
- Zmags's investors include Gores, North Atlantic Capital, OpenView Venture Partners, TIMIA Capital.
- How much funding has Zmags raised?
- Zmags has disclosed $7.9M raised across 3 rounds.
- Where is Zmags headquartered?
- Zmags is headquartered in Boston, US.



