# Arun Ramamoorthy

> Arun Ramamoorthy is a seed investor at Pinnacle Ventures backing Enterprise Software and Security. See 5 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Pinnacle Ventures](https://shizune.co/investors/profile/pinnacle-ventures)
- Location: Palo Alto, United States
- Total investments: 5
- Last investment: Feb 2025
- Lead investor: 40%
- Last updated: Aug 2026
- LinkedIn: http://www.linkedin.com/in/arunramamoorthy

Arun Ramamoorthy is a seed investor at Pinnacle Ventures in Palo Alto focused on Enterprise Software and Security. Arun Ramamoorthy is the General Partner at Pinnacle Ventures and Founding Partner at Z5 Capital. Arun focuses on investments in a broad range of areas such as mobile, internet, media, and enterprise, where technology shifts are disrupting the markets.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Enterprise Software | 2 | 40% |
| Security | 1 | 20% |
| Health Care | 1 | 20% |
| Open Source | 1 | 20% |
| Medical Device | 1 | 20% |

9 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 20% |
| Series C | 1 | 20% |
| Series D | 1 | 20% |
| Funding Round | 1 | 20% |
| Venture - Series Unknown | 1 | 20% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Nirmata | Nirmata is a fast-growing technology startup that provides an easy-to-use, software-as-as-service for unified governance, security, and compliance for cloud-native applications and infrastructure. Nirmata is the creator and core maintainer of Kyverno, the popular CNCF policy engine. Kyverno has rapidly become the de-facto standard for Kubernetespolicy management, with over 2.5 billion downloads and 4.5K GitHub stars. Nirmata’s solutions are deployed by thousands of Kubernetes users across all verticals, especially in regulated industries like banking and financial services, utilities, healthcare, and life-sciences. Nirmata’s commercial solutions build on Kyverno and provide enterprise observability, workflows, and integrations for Fortune 2000 customers. | $9.6M | Venture - Series Unknown | Feb 10, 2025 |  |
| Nirmata | Nirmata is a fast-growing technology startup that provides an easy-to-use, software-as-as-service for unified governance, security, and compliance for cloud-native applications and infrastructure. Nirmata is the creator and core maintainer of Kyverno, the popular CNCF policy engine. Kyverno has rapidly become the de-facto standard for Kubernetespolicy management, with over 2.5 billion downloads and 4.5K GitHub stars. Nirmata’s solutions are deployed by thousands of Kubernetes users across all verticals, especially in regulated industries like banking and financial services, utilities, healthcare, and life-sciences. Nirmata’s commercial solutions build on Kyverno and provide enterprise observability, workflows, and integrations for Fortune 2000 customers. | $4M | Seed | Aug 11, 2021 |  |
| TeleStax | Telestax© is quickly becoming the catalyst for bringing real-time communications into the mainstream. Our RestcommONE platform is scalable, highly available and is the only WebRTC platform that supports cloud, on premise and hybrid deployment configurations. RestcommONE is fast becoming the platform of choice for rapidly building enterprise classreal-time messaging, voice and video applications. RestcommONE Marketplace connects these new Omnichannel applications with RestcommOne CPaaS-enabled (Communications Platform as a Service) service providers and increases the revenue opportunity for both. The RestcommONE Marketplace is generating a positive disruption in the real-time communications market by changing the way organizations acquire and utilize their business software. Telestax is the company behind Restcomm™, the most widely adopted open source platform for developing and deploying real time communications applications. Restcomm enables web and mobile developers in all markets to quickly develop, deploy and scale real-time voice, video and messaging applications and services. With over 4.6 million lines of code, the Restcomm project is mature and well established. Greater than 25.6 thousand commits by large team of over 180 committers make the Restcomm community more active than leading open source projects available from the Apache Foundation. Because so many real time communications companies and their products utilize all or part of Restcomm, the product enjoys mass adoption within 90% of the F1000. Restcomm open source is available from GitHub. Restcomm Enterprise is available under a subscription license through Telestax. For more information on Restcomm or Telestax, please visit www.telestax.com. |  |  | Oct 02, 2015 |  |
| TriVascular | TRIVASCULAR is committed to developing new medical devices that address unmet clinical needs while providing an excellent working environment for its employees. The company was founded by Michael Chobotov, Ph.D., Robert Whirley, Ph.D., and Joseph Humphrey, Ph.D. TriVascular is located 50 miles north of San Francisco in the heart of the Sonoma WineCountry. TriVascular offers excellent career opportunities, benefits and quality of life to its employees. TRIVASCULAR's first products are next-generation transluminally placed endovascular grafts, often referred to as stent-grafts, for the treatment of aneurysmal disease in the abdominal aorta (AAA) and the thoracic aorta (TAA). Such endovascular procedures can lead to substantially lower mortality, morbidity, and cost compared to open surgical repair. TriVascular has developed a novel device design that achieves a low profile, permitting substantially improved access through the vasculature. | $60M | Series D | Jun 04, 2012 |  |
| TriVascular | TRIVASCULAR is committed to developing new medical devices that address unmet clinical needs while providing an excellent working environment for its employees. The company was founded by Michael Chobotov, Ph.D., Robert Whirley, Ph.D., and Joseph Humphrey, Ph.D. TriVascular is located 50 miles north of San Francisco in the heart of the Sonoma WineCountry. TriVascular offers excellent career opportunities, benefits and quality of life to its employees. TRIVASCULAR's first products are next-generation transluminally placed endovascular grafts, often referred to as stent-grafts, for the treatment of aneurysmal disease in the abdominal aorta (AAA) and the thoracic aorta (TAA). Such endovascular procedures can lead to substantially lower mortality, morbidity, and cost compared to open surgical repair. TriVascular has developed a novel device design that achieves a low profile, permitting substantially improved access through the vasculature. | $60M | Series C | Aug 12, 2010 |  |

5 of 5 investments shown.

## Co-investors
- [Delphi Ventures](https://shizune.co/investors/profile/delphi-ventures) — VC Fund, 2 deals together
- [Dreamit Ventures](https://shizune.co/investors/profile/dreamit-ventures) — VC Fund, 2 deals together
- [Kearny Venture Partners](https://shizune.co/investors/profile/kearny-venture-partners) — VC Fund, 2 deals together
- [MPM Capital](https://shizune.co/investors/profile/mpm-capital) — VC Fund, 2 deals together
- [New Enterprise Associates](https://shizune.co/investors/profile/new-enterprise-associates) — VC Fund, 2 deals together
- [Uncorrelated Ventures](https://shizune.co/investors/profile/uncorrelated-ventures) — VC Fund, 2 deals together

## About Pinnacle Ventures

VC Fund · Menlo Park, United States

Pinnacle Ventures is a private venture capital fund focused on providing debt and equity financing to early-stage companies across information technology, cleantech and healthcare. Pinnacle differentiates itself through the strength and diversity of its team, its creative and flexible financing alternatives and its unique approach to helping itsportfolio companies achieve success.

4 contacts available at Pinnacle Ventures.

| Name | Title | Profile |
| --- | --- | --- |
| Donal D. Delaney | Chief Financial Officer | https://shizune.co/investors/profile/donal-d-delaney |
| Robert N. Savoie | Partner and COO | https://shizune.co/investors/profile/robert-n-savoie |
| Arun Ramamoorthy | General Partner | https://shizune.co/investors/profile/arun-ramamoorthy |
| Kenneth Pelowski | Founder and Managing Partner | https://shizune.co/investors/profile/kenneth-pelowski |

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## FAQ

### What does Arun Ramamoorthy invest in?

Arun Ramamoorthy invests primarily in Enterprise Software, Security and Health Care startups, most often at Seed and Series C stage. Most of the 5 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 Arun Ramamoorthy last invest?

The most recent investment recorded for Arun Ramamoorthy closed in Feb 2025. Shizune tracks 5 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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