David Stein
Founder & Managing Partner; Co-Founder & Managing Partner @ Leaders Fund
Toronto, Canada
David Stein is a co-CEO of Rypple. David was one of the founders and the Executive Vice President and Chief Strategy Officer of Workbrain. He is a recognized HCM strategist and has helped some of the biggest companies in the world to get the most out of their people. David holds a BSc in Computer Science from McGill University. He lives in Torontowith his wife, two sons and far too much wine.
- Total investments:
- 3
- Last investment:
- Lead investor:
- 67%
Last updated:
For AI agents: llms.txt
Industries David Stein invests in
Stages David Stein invests in
Countries David Stein invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- Software 1 (33%)
- Training 1 (33%)
- Consulting 1 (33%)
- Social CRM 1 (33%)
- Communities 1 (33%)
Stage
- Series B 2 (67%)
- Series A 1 (33%)
Country
- Canada 2 (67%)
- Israel 1 (33%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Mosaic AI
|
Ask-AI aggregates text-heavy company knowledge & customer communications to reveal pinpointed answers and actionable insights. | $11M / Series A / Jan 10, 2024 | |
Influactive
|
Influitive is driving the shift from company-centric marketing to advocate marketing. Their advocacy platform and team of experts helps the world’s most successful businesses spark, build and sustain a movement behind their brands with the participation of their greatest marketing asset: their customers. They believe the companies that put theircustomers at the heart of their marketing — and their business — are the ones that will win. | $8.2M / Series B / Mar 02, 2016 | |
Influitive
|
Influitive is a software development company that provides content creation, training, product adoption, and employee advocacy services. | $8.2M / Series B / Mar 02, 2016 |
Co-Investors
About Leaders Fund
Leaders Fund is a venture capital firm that invests in early stage companies taking advantage of the shift to cloud, mobile, and machine learning in the enterprise software sector. The firm was founded by an experienced team of operators who have founded and scaled multiple enterprise software companies, achieving successful public and privateexits. It is based in Toronto, Ontario with an office in Atlanta, Georgia.Our fund’s evergreen, flexible structure enables us to partner creatively with other investors while ensuring deep alignment with our portfolio companies on deal structure, growth strategy and long-term goals.
Leaders Fund Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Bryan W. Kerdman
Venture Partner
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David MacDonald
Venture Partner
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David Stein
Founder & Managing Partner; Co-Founder & Managing Partner
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Gideon Hayden
Co-Founder & Partner
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Steve DeBacco
Co-Founder & Managing Partner
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FAQ
What does David Stein invest in?
David Stein invests primarily in Software, Training and Consulting startups, most often at Series B and Series A stage. Most of the 3 investments tracked by Shizune back companies in Canada. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact David Stein?
Public channels for David Stein include LinkedIn, X (Twitter) and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did David Stein last invest?
The most recent investment recorded for David Stein closed in Jan 2024. Shizune tracks 3 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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