How Much Did Salt Security Raise? Headquarters, Funding & Key Investors

Salt Security, a Palo Alto-based API cybersecurity company, has raised $281 million in total funding to date. Its latest and largest round, a $140 million Series D in January 2022, was led by CapitalG with participation from Sequoia Capital, Y Combinator, and DFJ Growth, pushing its valuation to $1.4 billion. Earlier rounds include $70 million in Series C (2021) and $30 million in Series B (2020). Backed by elite investors and leveraging AI-driven threat detection, Salt Security is reshaping modern API protection for enterprises worldwide.

How Much Did Salt Security Raise? Funding & Key Investors

Salt Security, an AI-driven API protection platform, has raised a total of $281 million across multiple rounds, including a $140 million Series D in January 2022 led by CapitalG, S Capital VC, and Sequoia Capital. Founded in 2016 and valued at $1.4 billion, the Palo Alto-based company specializes in real-time API threat detection and behavioral protection. With backing from top investors like DFJ Growth, Y Combinator, and Advent International, Salt Security continues to lead the API security landscape through advanced machine learning innovations.

What Is Salt Security and What Does It Do?

Salt Security, founded in 2015 by Michael Nicosia and Roey Eliyahu, is headquartered in Palo Alto, California. With a team of 101–250 employees, the company specializes in API security, leveraging machine learning and AI to protect against evolving API-based threats.

Salt Security’s platform uses AI to learn the unique behavior of APIs, providing real-time threat prevention and continuous protection. Its innovative technology empowers enterprises to identify vulnerabilities, detect anomalies, and prevent attacks, ensuring safe, scalable, and efficient API operations in cloud-based environments.

How Much Funding Has Salt Security Raised?

*Series D*
- Amount Raised: $140M
- Date: January 2022
- Lead Investors: CapitalG, DFJ Growth, S Capital VC, Tenaya Capital, Y Combinator, Sequoia Capital, Alkeon Capital Management, Advent International
- Motivation: To expand R&D, strengthen global operations, and scale API security offerings amid growing enterprise demand.\
*Series C*
- Amount Raised: $70M
- Date: May 2021
- Lead Investors: Advent International, Alkeon Capital Management, DFJ Growth, Sequoia Capital, Tenaya Capital, Y Combinator, S Capital VC
- Motivation: To accelerate product innovation and support enterprise-grade API threat intelligence.\
*Series B*
- Amount Raised: $30M
- Date: December 2020
- Lead Investors: Sequoia Capital, Tenaya Capital, S Capital VC, Y Combinator
- Motivation: To enhance the company’s API protection platform and expand market presence.\
*Series A*
- Amount Raised: $10M
- Date: January 2019
- Lead Investors: Sequoia Capital
- Motivation: To support early product development and AI research for behavioral API analysis.

Total Funding Raised: $281 Million

Current Valuation: $1.4 Billion (as of February 2022)

Latest Funding Date: September 2022

Key Investors

CapitalG
- Details: Alphabet’s independent growth fund focused on transformative late-stage technology companies.
- Investment Focus Areas: Enterprise tech, cybersecurity, fintech, consumer services.
- Notable Investments: Airbnb, Cloudflare, CrowdStrike.\
Sequoia Capital
- Details: Global venture capital firm investing in early and growth-stage technology companies.
- Investment Focus Areas: Technology, healthcare, consumer, financial services.
- Notable Investments: Apple, Google, WhatsApp.\
Y Combinator
- Details: A startup accelerator supporting founders through mentorship and seed funding.
- Investment Focus Areas: Early-stage startups across tech and innovation sectors.
- Notable Investments: DoorDash, Stripe, Coinbase.\
Tenaya Capital
- Details: Venture capital firm investing in high-growth technology companies.
- Investment Focus Areas: Enterprise software, consumer internet, SaaS.
- Notable Investments: Palo Alto Networks, Zuora, Eventbrite.
Advent International
- Details: Global private equity firm investing across industries with a focus on growth and transformation.
- Investment Focus Areas: Healthcare, financial services, industrial, retail, and consumer.
- Notable Investments: Lululemon, Olaplex, Walmart Brazil.

Where Is Salt Security’s Headquarters?

Salt Security’s headquarters is located in Palo Alto, California, a hub for cybersecurity and AI innovation. The location offers access to top-tier engineering talent, venture networks, and proximity to Silicon Valley’s enterprise clients, enabling the company to maintain a strong foothold in the U.S. cybersecurity ecosystem.

What’s Next for Salt Security?

Salt Security plans to scale its global presence, targeting rapid adoption among cloud-first enterprises. Following its $140 million Series D funding, the company aims to expand R&D operations, strengthen its AI-driven platform, and deepen its integration with DevOps ecosystems. With API traffic surging and security breaches on the rise, Salt Security is strategically positioned to lead the next wave of intelligent API protection.

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