How Much Did Dune Security Raise? Funding & Key Investors

Date August 18, 2025
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Dune Security

COMPANY INFO

Dune Security, founded in 2023 by David DellaPelle and Michael Waite, is a private cybersecurity company headquartered in New York, NY, with approximately 67 employees. The company specializes in AI-driven User Adaptive Risk Management to reduce social engineering risks by analyzing user behavior and delivering automated training and interventions to transform employees into an effective defense against cyber threats. Their website is https://dune.security and they operate primarily in the Network Management Software industry.

How Much Did Dune Security Raise? Funding & Rounds and Investors

Dune Security is a cybersecurity company founded in 2023 by David DellaPelle and Michael Waite. Based in New York, NY, and employing around 67 people, Dune Security operates in the Network Management Software industry. The company focuses on AI-driven User Adaptive Risk Management, reducing social engineering risks by analyzing employee behavior and delivering automated training and interventions. Their advanced technology transforms a company’s workforce into a proactive line of defense against cyber threats.

Dune Security funding history is notable for its rapid momentum and focus on developing cutting-edge cybersecurity solutions. Since its founding, the company has raised a total of $9.01 million over two funding rounds. Dune Security’s funding rounds reflect a strategic approach: an initial Pre-Seed round in 2024 to build and validate their AI-based risk management platform, followed by a robust Seed round in early 2025 aimed at scaling technology and expanding market reach. Across these rounds, Dune Security attracted a diverse group of venture capital investors and strategic angels, underlining confidence in their vision to address human risk in enterprise cybersecurity.

Funding Rounds

Seed Round - $7.01 million - January 31, 2025

This Seed round was aimed at expanding the reach of Dune Security’s AI-based cybersecurity platform and advancing its technology to further target human risk factors in enterprise security.

Pre-Seed Round - $2 million - May 22, 2024

The Pre-Seed round funded the initial development and launch of the AI-driven security platform, focusing on identifying high-risk employees and delivering contextualized testing and training to remediate cybersecurity exposure.

Key Investors

Alumni Ventures

Alumni Ventures is a venture capital firm supporting promising early-stage startups. As an investor in Dune Security’s Pre-Seed round, Alumni Ventures provided essential capital to jumpstart platform development.

Craft Ventures

Craft Ventures is known for backing high-growth SaaS and technology startups. Their investment in Dune Security positions them as a key supporter of the company’s product development and go-to-market strategies.

Sky Dayton

Sky Dayton, prominent tech entrepreneur and investor, participated in the Pre-Seed round, bringing both capital and strategic cybersecurity expertise to Dune Security’s investor syndicate.

Antler

Antler is a global early-stage VC and startup generator, contributing to Dune Security's initial fundraising and supporting its mission to address the human element in cybersecurity.

Firestreak Ventures

Firestreak Ventures invests in technology-driven startups. Their role in Dune Security’s Pre-Seed round signaled confidence in the company’s AI-based approach to risk management.

Sequoia's Scout Fund

Sequoia’s Scout Fund is designed to empower founders and emerging companies. Their participation in the Pre-Seed round signifies endorsement from one of the world’s most respected venture capital brands.

MassMutual Ventures

MassMutual Ventures, although not directly listed in early rounds, is known for backing companies with strong technological differentiation and has played a supportive role in Dune Security’s investor landscape.

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Dune Security Funding and Investor Information