C

Casco

Threat-focused AI security and compliance platform

Overview

Casco provides an AI security platform and services that validate the security, safety, and accuracy of AI applications, with a focus on compliance to SOC 2, NIST, and ISO. It uses tailored threat emulation and gray-box testing performed by security experts from AWS, Microsoft, and the U.S. Government, replacing standard scans with advanced reasoning attacks that probe AI systems. The platform delivers actionable reports with step-by-step reproduction and remediation guidance that can support compliance documentation. It differentiates itself by combining hands-on expert testing with auditable remediation and strong regulatory alignment, including options to embed engineers into client teams to strengthen ongoing security. The goal is to help organizations prevent security breaches and regulatory issues by providing practical tools and expert guidance to secure AI systems.

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About Casco

Simplify's Rating
Why Casco is rated
B-
Rated B on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

ConsultingEnterprise SoftwareCybersecurityAI & Machine Learning

Company Size

11-50

Company Stage

Series A

Total Funding

$100.1M

Headquarters

San Francisco, CA

Founded

2025

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Simplify's take

What believers are saying

  • Standard Capital led Casco's July 13, 2026 Series A at a $100M valuation.
  • Casco expanded into government sales after achieving FedRAMP certification in November 2026.
  • Customer demand for procurement-ready reports accelerates adoption across enterprise security teams.

What critics are saying

  • Standard security vendors will copy agentic pentesting workflows by 2027.
  • Casco's FedRAMP and compliance positioning depends on sustaining audit rigor.
  • A major false negative against a public customer could cripple trust overnight.

What makes Casco unique

  • Casco became FedRAMP 20x certified on November 10, 2026.
  • Casco combines agentic pentesting with human review, producing reusable compliance-ready reports.
  • Casco found critical vulnerabilities in 400+ companies within 15 months.

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Funding

Total Funding

$100.1M

Above

Industry Average

Funded Over

2 Rounds

Notable Investors:
Series A funding typically happens when a startup has a product and some customers, and now needs funding to scale. This money is usually used to grow the team, expand marketing, and improve the product. Venture capital firms are frequently the main investors here.
Series A Funding Comparison
Above Average

Industry standards

$15M
$8.2M
$15M
$30M
$100M

Benefits

  • Conference Attendance Budget
  • Professional Development Budget
  • Company Equity

Company News

Casco
Jul 21st, 2026
Announcing our $100M valuation Series A

Casco announced its Series A led by Standard Capital, bringing total fundraised capital to $17M at a $100M valuation.

Casco
Apr 8th, 2026
Casco achieves CREST accreditation for penetration testing.

Casco achieves CREST accreditation for penetration testing. Casco is proud to announce that Casco has achieved CREST accreditation for penetration testing. You can find Casco in the CREST marketplace. This accreditation recognizes its commitment to maintaining the highest standards of security testing methodology, ethics, and technical excellence. CREST (Council of Registered Ethical Security Testers) is an international not-for-profit accreditation and certification body that represents the technical information security industry. CREST accreditation is widely recognized by regulators, enterprises, and governments as a mark of quality for security testing providers. CREST accreditation ensures that Casco meets rigorous standards across several dimensions: * Technical Competence: Its security engineers demonstrate proven expertise through CREST examinations and ongoing professional development * Ethical Standards: Casco adhere to a strict code of conduct governing how Casco handle sensitive information and conduct security assessments * Quality Processes: Its penetration testing methodologies follow industry best practices with documented procedures and quality controls * Insurance and Liability: CREST-accredited companies maintain appropriate professional indemnity insurance For its clients, this means confidence that their security assessments are conducted by qualified professionals using proven methodologies. Casco already provides always-on security testing that outperforms traditional manual pentests. For customers who need CREST-approved penetration tests with human attestation, its Casco Supervised offering delivers the best of both worlds - expert human security engineers backed by its autonomous testing platform, all meeting the rigorous standards that CREST accreditation demands. This accreditation joins its existing credentials, including its OWASP AI Exchange Gold Sponsorship, reinforcing Casco's position as a trusted partner for organizations seeking comprehensive security testing. Whether you need always-on autonomous security testing or CREST-approved penetration tests with human attestation through Casco Supervised, Casco deliver results backed by internationally recognized standards. Ready to work with a CREST-accredited security provider? Schedule a pentest to get started.

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