# Madalin Mihailescu

> Madalin Mihailescu is a Series A investor at Georgian (Toronto) backing Banking and Compliance. See 2 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Georgian](https://shizune.co/investors/profile/georgian-partners)
- Location: Toronto, Canada
- Total investments: 2
- Last investment: May 2024
- Lead investor: 50%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/madalinmihailescu
- Website: https://x.com/madumix

Madalin Mihailescu is a Series A investor at Georgian in Toronto focused on Banking and Compliance. Madalin Mihailescu is Chief Technology Officer and a Partner, responsible for leading the Georgian Impact team. In addition, he provides technology architecture support to our portfolio companies, specifically in the areas of applied analytics, artificial intelligence, conversational interfaces, security and privacy. Some of the companies he workswith include Medgate, eSentire, ScribbleLive and TopHat. In addition, he hosts a monthly technology roundtable series with all our portfolio CTOs, VPs of engineering, and tech leads on topics such as technology architecture, engineering delivery, operationalizing machine learning and security.Madalin is also responsible for analyzing technology trends, engaging in the technology due diligence process, and developing internal software to support our investment process.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Banking | 1 | 50% |
| Compliance | 1 | 50% |
| Cyber Security | 1 | 50% |
| Cloud Data Services | 1 | 50% |
| Information Technology | 1 | 50% |

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 1 | 50% |
| Series C | 1 | 50% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| DefenseStorm | DefenseStorm is a network security company that provides a cloud-based cybersecurity management platform. Its platform offers a bank, management oversight, and reporting, smart threat response, security expert, big data, and community intelligence solutions. The company combines and automates in real-time cybersecurity and cyber compliance builtfor banking, so financial institutions can achieve cyber safety and soundness according to regulations and their own policiesEdgardo Nazario, Harold Brewer, Jeffrey Lunsford, and Sean Cassidy founded Praesidio on May 1, 2014, that became DefenseStorm in June 2016. It has its headquarters in Seattle in Washington. |  | Series C | May 01, 2024 |  |
| DefenseStorm | DefenseStorm is a network security company that provides a cloud-based cybersecurity management platform. Its platform offers a bank, management oversight, and reporting, smart threat response, security expert, big data, and community intelligence solutions. The company combines and automates in real-time cybersecurity and cyber compliance builtfor banking, so financial institutions can achieve cyber safety and soundness according to regulations and their own policiesEdgardo Nazario, Harold Brewer, Jeffrey Lunsford, and Sean Cassidy founded Praesidio on May 1, 2014, that became DefenseStorm in June 2016. It has its headquarters in Seattle in Washington. |  | Series A | Jul 15, 2019 |  |

2 of 2 investments shown.

## Co-investors
- [Curql](https://shizune.co/investors/profile/curql) — VC Fund, 2 deals together
- [Btech Consortium](https://shizune.co/investors/profile/btech-consortium) — VC Fund, 1 deal together
- [Live Oak Bank](https://shizune.co/investors/profile/live-oak-banking-company) — VC Fund, 1 deal together

## About Georgian

VC Fund · Toronto, Canada

Georgian is a fintech company that invests in high growth software companies that harness the power of data in a trustworthy way. They're building a platform to provide a better experience of growth capital to software company CEOs and their teams. Georgian's platform is designed to identify and accelerate the best growth-stage softwarecompanies, taking an intelligent, data-first approach to solving the key challenges CEOs face as they grow their businesses.They invest in companies across North America that harness the power of data in a trustworthy way. Based in Toronto and founded in 2008, Georgian’s team brings together software entrepreneurs, machine learning experts, experienced operators, and investment professionals.

5 contacts available at Georgian.

| Name | Title | Profile |
| --- | --- | --- |
| Jane Podbelskaya | Senior Associate | https://shizune.co/investors/profile/jane-podbelskaya |
| John Berton | Co-Founder & Managing Partner | https://shizune.co/investors/profile/john-berton |
| Justin LaFayette | Managing Partner, Lead Investor & Co-Founder | https://shizune.co/investors/profile/justin-lafayette |
| Madalin Mihailescu | R&D | https://shizune.co/investors/profile/madalin-mihailescu |
| Margaret Wu | Vice President | https://shizune.co/investors/profile/margaret-wu-2 |

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### Similar stage
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- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund

## FAQ

### What does Madalin Mihailescu invest in?

Madalin Mihailescu invests primarily in Banking, Compliance and Cyber Security startups, most often at Series A and Series C stage. Most of the 2 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Madalin Mihailescu last invest?

The most recent investment recorded for Madalin Mihailescu closed in May 2024. Shizune tracks 2 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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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