Best AI Red Teaming CompaniesAn independent guide to AI red teaming vendors

Compare vendors / Mindgard

Mindgard

AI red teaming firm: human-led tests plus an automated platform

Human-led engagementsAutomated platformAgents and toolsRuntime guardrailsCompliance mapping

Mindgard is a Lancaster University spinout with offices in London and Boston. Its engagements pair researchers running manual, objective-driven attacks with its automated attack library, led by one named lead from scoping to retest, typically 4 to 6 weeks per app. Findings map to six frameworks, including MITRE ATLAS, the EU AI Act and ISO/IEC 42001, and it quotes by scope within two business days.

Best for: Teams that want people and automation in one engagement, with framework-mapped reports.

$30M Series A (Aug 2026), about $42M raised in total

  • ✓ Maps to OWASP
  • ✓ Maps to MITRE ATLAS
  • ✓ Maps to the EU AI Act
  • ✓ SOC 2 or ISO 27001
Visit Mindgard

Facts checked November 9, 2026 against the sources listed below. Mindgard does not pay to appear here.

1 Legal nameMindgard
2 HeadquartersLondon, UK and Boston, USA
3 Founded2022
4 TeamNot disclosed
5 What they testLLM apps, Agents and tool use, RAG, Multimodal, Foundation models, Prompt injection and jailbreaks, Data leakage, MCP servers
6 FrameworksOWASP LLM Top 10, OWASP Agentic Top 10, MITRE ATLAS, NIST AI RMF, EU AI Act, ISO/IEC 42001
7 CertificationsSOC 2 Type II
8 Published pricesNot disclosed
9 Customers and partnersSays it secured nine production AI models for an unnamed US insurance brokerage (case study). No customers named publicly.

Where we recommend them

Worth knowing before you sign

  • No customers named publicly; the one case study is anonymous.
  • Marketing claims such as “World’s Largest AI Security Lab” and “10x faster” are unverified.

Go to Mindgard's site

Sources

  1. Vendor: homepage
  2. Vendor: red teaming services
  3. SecurityWeek: $30M Series A
  4. Lancaster University: spinout and seed round

Work at Mindgard? Send corrections with a source to editors@bestairedteamingcompanies.com. We fix verified errors within five business days.

Compare with

  • Gray Swan AI AI security lab: agent red teaming, lab evals and the Arena
  • HiddenLayer AI security platform with automated red teaming and model scanning
  • Trail of Bits Security research consultancy with an AI/ML assurance practice
  • Pillar Security Agent security platform with agentic red teaming
  • Straiker Agent security platform with autonomous red teaming (Ascend AI)