# Michael Gilroy

> Michael Gilroy is a Series A investor at Marathon Management Partners backing Financial Services. See 29 investments, check sizes, portfolio and contact…

- Type: Angel Investor
- Fund: [Marathon Management Partners](https://shizune.co/investors/profile/marathon-management-partners)
- Location: San Francisco Bay Area, United States
- Total investments: 29
- Last investment: Dec 2024
- Lead investor: 62%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/michaelbgilroy/
- X (Twitter): https://twitter.com/mbgilroy
- Website: https://x.com/mbgilroy

Michael Gilroy is a founding partner of Marathon Management Partners. He previously worked as the Head of Fintech, Co-Lead of Growth, General Partner at Coatue Management.

## Contacts

5 contacts available for Michael Gilroy: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/michael-gilroy?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Financial Services | 13 | 45% |
| FinTech | 11 | 38% |
| Finance | 7 | 24% |
| Payments | 7 | 24% |
| Information Technology | 5 | 17% |

23 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 8 | 28% |
| Series B | 7 | 24% |
| Series C | 5 | 17% |
| Seed | 2 | 7% |
| Series D | 2 | 7% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 11 | 38% |
| Brazil | 3 | 10% |
| Mexico | 1 | 3% |
| Denmark | 1 | 3% |
| The Netherlands | 1 | 3% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Atlas | Atlas is a designer of spending products for explorers. | $27M | Series B | Dec 12, 2024 |  |
| Atlas | Atlas is a designer of spending products for explorers. | $27M | Series B | Dec 12, 2024 |  |
| Silverflow | Silverflow is a payment processing technology company that provides direct card-network access to payment service providers. Its cloud-based processing platform provides an upgrade for payment providers to accelerate technological innovation. With Silverflow, PSPs can now directly access card networks, instantly add new functionality, havereal-time insight into transaction fees, and get smart data directly from the networks – all to better serve their merchants.Silverflow was founded in 2019 and is headquartered in Amsterdam, Netherlands. | $16.5M | Series B | Nov 16, 2023 |  |
| Silverflow | Silverflow is a payment processing technology company that provides direct card-network access to payment service providers. Its cloud-based processing platform provides an upgrade for payment providers to accelerate technological innovation. With Silverflow, PSPs can now directly access card networks, instantly add new functionality, havereal-time insight into transaction fees, and get smart data directly from the networks – all to better serve their merchants.Silverflow was founded in 2019 and is headquartered in Amsterdam, Netherlands. | $16.3M | Series A | Nov 16, 2023 |  |
| Clara | Clara is a spending management platform for companies in Latin America. Their end-to-end solution includes their locally-issued corporate cards, Bill Pay, financing solutions, and their software platform used by companies across the region.The platform includes features like AI-driven insights to identify cost-saving opportunities, such asdetecting duplicate subscriptions and monitoring spending patterns. This functionality aims to enhance financial decision-making and operational efficiency for its users. | $60M | Series B | Apr 26, 2023 |  |
| Clara | Clara is a spending management platform for companies in Latin America. Their end-to-end solution includes their locally-issued corporate cards, Bill Pay, financing solutions, and their software platform used by companies across the region.The platform includes features like AI-driven insights to identify cost-saving opportunities, such asdetecting duplicate subscriptions and monitoring spending patterns. This functionality aims to enhance financial decision-making and operational efficiency for its users. | $60M | Series C | Apr 26, 2023 |  |
| Arta Finance | Arta Finance is a network of innovators, researchers, finance specialists, and business executives who help people get the most of their finances. Arta offers access to financial opportunities that help people to plan and enjoy their financial future but with less complexity and lower fees. It was founded by Caesar Sengupta. | $90M | Series A | Nov 02, 2022 |  |
| Arta | Arta is an AI-driven wealth and financial technology company headquartered in the United States and Singapore. We empower individuals to access sophisticated wealth opportunities directly and to engage with their portfolios through intuitive, intelligent technology. That remains core to who we are.We tailor these capabilities to professionaladvisors and institutions. Advisors use Arta’s AI and wealth platform to enhance preparation, research, and client servicing. Institutions deploy our AI, infrastructure, and curated investment marketplace to elevate existing wealth propositions or introduce new ones efficiently.We believe high-quality financial intelligence and investment access should be available to millions more people, not just the traditional elite. Extending our platform through advisors and institutions brings this to a wider audience. Individuals remain at the center, now supported by a broader ecosystem around them.Arta is a US SEC-registered investment advisor and holds a CMS license from the Monetary Authority of Singapore. We are backed by Peak XV, Ribbit Capital, Coatue, and EDBI, together with over 140 leaders from technology and finance including Ralph Hamers, Piyush Gupta, Sundar Pichai, Eric Schmidt, Michael Miebach, and Lip-Bu Tan. | $90M | Series A | Nov 02, 2022 |  |
| Lead | Lead is a bank that provides financial services for individuals and businesses. It also operates a Banking-as-a-Service platform that helps fintech companies build their own banking products. The platform offers solutions including lending, transfers, cards, and accounts for partners. | $100M | Series A | Aug 01, 2022 |  |
| Pinwheel | Pinwheel is the market-leading payroll data connectivity platform. Fintechs and financial institutions alike trust Pinwheel to access the data and controls within traditional and non-traditional payroll platforms to update direct deposits, streamline income and employment verification, improve underwriting, power earned wage access, and buildinnovative new products. With consumer permissioning, Pinwheel connects to the majority of these providers, covering over 1,400+ platforms and nearly 80% of anyone receiving a paycheck in the US, to enable market-leading fintechs, like Block (formerly Square), to easily access and update the payroll data of more than 100 million US-based employed people. Pinwheel is the only provider that handles both direct deposit switching and the provision of income and employment data to be Consumer Reporting Agency (CRA) compliant with the Fair Credit Reporting Act (FCRA). To learn more, visit www.pinwheelapi.com. | $50M | Series B | Jan 18, 2022 |  |

10 of 29 investments shown.

## Co-investors
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund, 9 deals together
- [DST Global](https://shizune.co/investors/profile/digital-sky-technologies-fo) — VC Fund, 6 deals together
- [Picus Capital](https://shizune.co/investors/profile/picus-capital) — VC Fund, 6 deals together
- [Amex Ventures](https://shizune.co/investors/profile/american-express-ventures) — VC Fund, 4 deals together
- [Global Founders Capital](https://shizune.co/investors/profile/global-founders-capital) — VC Fund, 4 deals together
- [MONASHEES](https://shizune.co/investors/profile/monashees-capital) — VC Fund, 4 deals together

## About Marathon Management Partners

VC Fund

Marathon is a venture capital firm that invests in founders who are obsessed with defining their categories.

2 contacts available at Marathon Management Partners.

| Name | Title | Profile |
| --- | --- | --- |
| Gokul Rajaram | Founding Partner | https://shizune.co/investors/profile/gokul-rajaram |
| Michael Gilroy | Founding Partner | — |

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund

## FAQ

### What does Michael Gilroy invest in?

Michael Gilroy invests primarily in Financial Services, FinTech and Finance startups, most often at Series A and Series B stage. Most of the 29 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 Michael Gilroy?

Public channels for Michael Gilroy 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 Michael Gilroy last invest?

The most recent investment recorded for Michael Gilroy closed in Dec 2024. Shizune tracks 29 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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