Rakesh K. Loonkar
Angel Investor · at Picture Capital
Wellesley Hills, United States
Rakesh K. Loonkar is a Series A investor at Picture Capital in Wellesley Hills focused on Cyber Security and Network Security. Rakesh is the President and Co-Founder of Transmit Security. Rakesh earned a B.S. in Chemical Engineering from Rensselaer Polytechnic Institute, Troy, NY.
- Total investments:
- 27
- Last investment:
- Lead investor:
- 11%
Last updated:
For AI agents: llms.txt
Industries Rakesh K. Loonkar invests in
Stages Rakesh K. Loonkar invests in
Countries Rakesh K. Loonkar invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $2M–$16M
- Series A
- $8M–$38M
- Series B
- $25M–$250M
Investment Focus
Industry
- Cyber Security 13 (48%)
- Network Security 12 (44%)
- Security 10 (37%)
- Software 5 (19%)
- Computer 4 (15%)
Stage
- Series A 14 (52%)
- Seed 7 (26%)
- Series B 2 (7%)
- Funding Round 2 (7%)
- Angel 1 (4%)
Country
- United States 13 (48%)
- Israel 8 (30%)
- United Kingdom 1 (4%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Cylake develops a cybersecurity platform designed to analyze and protect enterprise infrastructure using an integrated data architecture. The platform combines hardware and software components that collect and process operational and security data from networks, endpoints, cloud workloads, and other technology systems. Its system uses artificialintelligence models and automated workflows to analyze activity, identify abnormal behavior, and generate alerts for investigation and response. Cylake’s platform is designed to operate within on-premises or private cloud environments so organizations can process and store security data within their own infrastructure. The technology consolidates multiple security functions into a unified system that provides visibility across an organization’s technology stack and supports monitoring, analysis, and incident response activities. | $245M / Convertible Note / Sep 08, 2026 | ||
| Ocean develops an AI-native email security platform designed to detect and prevent phishing, business email compromise, financial fraud, and other targeted email attacks. The platform uses autonomous AI agents to investigate emails in real time by analyzing intent, validating identities, examining links and infrastructure, and gathering contextualinformation. Ocean also provides automated triage, incident response, and employee guidance capabilities to help organizations manage email security operations. | $20M / Series A / May 19, 2026 | ||
| Upwind Security creates and develops software and online tools that ensures security of cloud infrastructure. It manages runtime environments of the cloud platform. | $250M / Series B / Jan 26, 2026 | ||
| Koi provides an endpoint security platform that governs software installation across enterprise environments through a centralized control layer. The platform applies policy enforcement to software packages, extensions, containers, AI models, AI agents, and related components before they are installed on endpoints. Koi supports install-timeinspection and approval workflows that help organizations manage what code is introduced into their systems. The platform integrates with existing development and IT processes to monitor installation requests and apply predefined rules. | $10M / Seed / Sep 10, 2025 | ||
| Koi provides an endpoint security platform that governs software installation across enterprise environments through a centralized control layer. The platform applies policy enforcement to software packages, extensions, containers, AI models, AI agents, and related components before they are installed on endpoints. Koi supports install-timeinspection and approval workflows that help organizations manage what code is introduced into their systems. The platform integrates with existing development and IT processes to monitor installation requests and apply predefined rules. | $38M / Series A / Sep 10, 2025 | ||
| The Linx Identity Security platform enables identity, security, and IT ops teams to finally control the whole identity lifecycle. A radical departure from legacy identity security solutions, Linx untangles the complex, ever-evolving web of identity security. Integrating smoothly with your IAM stack, Linx pulls together all your organization’sidentity data—organizing it neatly to reveal the hidden links between your employees, their digital identities, and the apps, software, platforms, and programs they have access to. Enabling you to continuously reduce your identity attack surface and swiftly close gaps in compliance. | $33M / Series A / Jul 22, 2024 | ||
| PointFive provides a cloud and AI efficiency platform that helps organizations identify, monitor, and remediate inefficiencies across cloud infrastructure, data platforms, and AI environments. Its technology uses deep detection capabilities to uncover optimization opportunities that may be overlooked by traditional cloud cost management tools,while providing context and remediation workflows for engineering teams. The platform integrates with existing cloud environments and productivity tools, enabling teams to manage efficiency within their regular operational processes. PointFive supports multi-cloud environments and offers visibility into cloud usage, resource allocation, infrastructure performance, and AI-related spending across major cloud providers. By combining continuous monitoring, cost analysis, and automated remediation capabilities, the company helps organizations improve operational efficiency and manage cloud and AI expenditures more effectively. | $16M / Seed / Jun 18, 2024 | ||
| Entro is a revolutionary cyber security platform that provides protection for secrets and programmatic access to cloud services and data. They assist in accelerating business growth and success by building a safe cloud environment. | $18M / Series A / Jun 18, 2024 | ||
| Silk Security is a platform that enables businesses to adopt a comprehensive strategy for addressing code, infrastructure, and application risk. It incorporates AI technology to automate prioritizing, combining, and contextualizing data from various detection systems. | $12.5M / Seed / Aug 01, 2023 | ||
| Entro is a revolutionary cyber security platform that provides protection for secrets and programmatic access to cloud services and data. They assist in accelerating business growth and success by building a safe cloud environment. | $6M / Seed / May 17, 2023 | ||
| See all 27 investments → | |||
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FAQ
What does Rakesh K. Loonkar invest in?
Rakesh K. Loonkar invests primarily in Cyber Security, Network Security and Security startups, most often at Series A and Seed stage. Most of the 27 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What round sizes does Rakesh K. Loonkar invest in?
Rakesh K. Loonkar typically joins rounds of $2M–$16M at Seed, $8M–$38M at Series A and $25M–$250M at Series B. These are whole funding-round sizes, not Rakesh K. Loonkar's own check, which is rarely disclosed: the 10th–90th percentile of the confirmed public funding rounds Rakesh K. Loonkar took part in.
How do I contact Rakesh K. Loonkar?
Public channels for Rakesh K. Loonkar 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 Rakesh K. Loonkar last invest?
The most recent investment recorded for Rakesh K. Loonkar closed in Sep 2026. Shizune tracks 27 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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