Sigal Mandelker
General Partner @ Ribbit Capital
New York, United States
Sigal Mandelker is a General Partner at Ribbit Capital.
- Total investments:
- 3
- Last investment:
- Lead investor:
- 33%
Last updated:
For AI agents: llms.txt
Industries Sigal Mandelker invests in
Stages Sigal Mandelker invests in
Countries Sigal Mandelker invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- Web3 1 (33%)
- FinTech 1 (33%)
- Software 1 (33%)
- Analytics 1 (33%)
- Blockchain 1 (33%)
Stage
- Series B 1 (33%)
- Series C 1 (33%)
- Series D 1 (33%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Chainalysis designs and develops anti-money laundering software for Bitcoin businesses. Its products include REACTOR, an interactive investigation tool that identifies offenders, visualizes data, and shares results with people and organizations, and API, a transaction-based risk scoring solution that contains the source and destination of funds tomeasure risk.Chainalysis also offers activity monitoring reports and diligence tools, which allow analysts to estimate criminal revenues and emerging threats. It offers activity monitoring reports, due diligence tools, and cyber threats from the deep web for financial institutions, real-time application programming interface (API), web-based investigation software for due diligence, and verification of customers for bitcoin business, and web-based investigation tools to identify cyber-criminals, identification of bitcoin extortion payments made by victims to criminals, and attribution for cyber threat intelligence industries. | $100M / Series D / Mar 26, 2021 | ||
| Chainalysis designs and develops anti-money laundering software for Bitcoin businesses. Its products include REACTOR, an interactive investigation tool that identifies offenders, visualizes data, and shares results with people and organizations, and API, a transaction-based risk scoring solution that contains the source and destination of funds tomeasure risk.Chainalysis also offers activity monitoring reports and diligence tools, which allow analysts to estimate criminal revenues and emerging threats. It offers activity monitoring reports, due diligence tools, and cyber threats from the deep web for financial institutions, real-time application programming interface (API), web-based investigation software for due diligence, and verification of customers for bitcoin business, and web-based investigation tools to identify cyber-criminals, identification of bitcoin extortion payments made by victims to criminals, and attribution for cyber threat intelligence industries. | $100M / Series C / Nov 23, 2020 | ||
| Chainalysis designs and develops anti-money laundering software for Bitcoin businesses. Its products include REACTOR, an interactive investigation tool that identifies offenders, visualizes data, and shares results with people and organizations, and API, a transaction-based risk scoring solution that contains the source and destination of funds tomeasure risk.Chainalysis also offers activity monitoring reports and diligence tools, which allow analysts to estimate criminal revenues and emerging threats. It offers activity monitoring reports, due diligence tools, and cyber threats from the deep web for financial institutions, real-time application programming interface (API), web-based investigation software for due diligence, and verification of customers for bitcoin business, and web-based investigation tools to identify cyber-criminals, identification of bitcoin extortion payments made by victims to criminals, and attribution for cyber threat intelligence industries. | $13M / Series B / Jul 07, 2020 |
Co-Investors
About Ribbit Capital
Ribbit Capital is a venture capital firm that focuses on companies operating in the financial services and financial technology sectors. The firm invests in businesses that are building infrastructure, platforms, or tools that aim to transform how financial services are delivered, accessed, or experienced. Ribbit Capital engages with startupsacross areas such as lending, payments, insurance, banking, and digital assets.
Ribbit Capital Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Meyer Malka
Founder
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Nikolay Kostov
Partner
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Ray Chua
Partner
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Sigal Mandelker
General Partner
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Tessa Savakus
Analyst
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FAQ
What does Sigal Mandelker invest in?
Sigal Mandelker invests primarily in Web3, FinTech and Software startups, most often at Series B and Series C stage. Most of the 3 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Sigal Mandelker?
Public channels for Sigal Mandelker include LinkedIn. 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 Sigal Mandelker last invest?
The most recent investment recorded for Sigal Mandelker closed in Mar 2021. 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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