Zembula
Portland, US · Founded 2013 · Oregon corporation · 4 known investors
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Zembula offers a Composition Engine that automates personalization of daily retail marketing emails, dynamically selecting and personalizing content for each recipient at the moment of open. It serves enterprise retailers, integrating with their existing email service providers and data feeds to increase revenue and customer loyalty.
Founders & leadership
Zembula was founded in 2013 by Carl Thorner and Robert Haydock.


Investors · 4
Reported raises · per SEC filings
Form D private placements$2.4M disclosed across 4 rounds · 2014–2017
▶$1.7MraisedSep 2017 · 23 investors · OtherRule 506(b)
- Robert HaydockExecutive Officer
- Offering amount
- $3.7M
- Amount sold
- $1.7M
- First sale
- Jun 2017
- Incorporated
- Corporation, Oregon, 2013
- Federal exemptions
- 06b
▶$277KraisedMay 2016 · 3 investors · OtherRule 506(b)
- Carl ThornerDirector
- Robert J. HaydockExecutive Officer, Director
- Offering amount
- $500K
- Amount sold
- $277K
- Minimum investment
- $25K
- First sale
- May 2016
- Incorporated
- Corporation, Oregon, 2013
- Federal exemptions
- 06b
▶$475KraisedFeb 2016 · 8 investors · OtherRule 506(b)
- Robert J. HaydockExecutive Officer, Director
- Carl E. ThornerDirector
- Offering amount
- $1.2M
- Amount sold
- $475K
- Minimum investment
- $25K
- First sale
- Jan 2015
- Incorporated
- Corporation, Oregon, 2013
- Federal exemptions
- 06b
▶$25KraisedFeb 2016 · 1 investors · OtherRule 506(b)
- Carl E. ThornerDirector
- Robert J. HaydockExecutive Officer, Director
- Offering amount
- $25K
- Amount sold
- $25K
- Minimum investment
- $25K
- First sale
- Mar 2014
- Incorporated
- Corporation, Oregon, 2013
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Competitors · 5
by search overlapCompanies competing with Zembula for the same Google search keywords, organic and paid, via search-intersection analysis.
In the news
Frequently asked questions
- What does Zembula do?
- Zembula offers a Composition Engine that automates personalization of daily retail marketing emails, dynamically selecting and personalizing content for each recipient at the moment of open. It serves enterprise retailers, integrating with their existing email service providers and data feeds to increase revenue and customer loyalty.
- Who founded Zembula?
- Zembula was founded by Carl Thorner, Robert Haydock in 2013.
- Who are Zembula's investors?
- Zembula's investors include Long Way Ventures, Portland Seed Fund, Cascade Seed Fund, Seven Peaks Ventures.
- How much funding has Zembula raised?
- Zembula has disclosed $2.4M raised across 4 rounds.
- Where is Zembula headquartered?
- Zembula is headquartered in Portland, US.






