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Best LLM Security Audit Companies in 2026

LLM Security Audit focuses on identifying, testing, and mitigating security risks within large language model (LLM) applications, AI agents, generative AI systems, and enterprise AI workflows. As organizations increasingly integrate LLMs into customer support, automation platforms, copilots, software development tools, and internal knowledge systems, ensuring the security, reliability, and compliance of these AI systems has become a critical business priority.

Unlike traditional application security, LLM security introduces new and evolving attack surfaces including prompt injection, jailbreak attacks, data leakage, hallucinations, insecure plugin integrations, model abuse, unauthorized tool execution, and AI supply chain vulnerabilities. Modern LLM security audits evaluate how AI systems interact with prompts, APIs, external data sources, retrieval pipelines, vector databases, and autonomous agents to uncover weaknesses that could expose sensitive information or compromise operational integrity. OWASP identifies prompt injection as the top security risk for LLM applications, highlighting the growing importance of AI security testing and governance.

Comprehensive LLM security audits typically include adversarial testing, prompt injection assessments, red teaming, AI governance reviews, compliance validation, access control analysis, model behavior evaluation, and runtime monitoring strategies. These audits help businesses strengthen AI resilience, improve regulatory readiness, protect sensitive enterprise data, and reduce risks associated with deploying generative AI in production environments. As AI agents and autonomous systems become more deeply integrated into enterprise operations, proactive AI security practices are rapidly becoming essential for safe and scalable AI adoption.

At RightFirms, we’ve curated a list of the top LLM Security Audit companies for 2026 firms that specialize in AI security testing, prompt injection defense, generative AI risk assessment, compliance auditing, and enterprise-grade AI protection strategies.

Last updated: Sep 27, 2026

Comprehensive List of LLM Security Audit Firms | Leading AI Security & Compliance Experts
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Expert Web3 & Blockchain Development Company

3.9★★★★★3.9 / 5
Employees11 to 50
Avg. hourly rate< $25 /hr
Focus AreaLLM Security Audit
LocationIndia

Velvosoft is a leading Web3 development company specializing in blockchain, smart contracts, and decentralized applications. We deliver secure, scalable, and innovative digital solutions tailored to evolving market needs. From DeFi platforms to multi-chain integrations, Velvosoft empowers businesses to thrive in the decentralized future through agile development and cutting-edge technology.Read More About Velvosoft Private Limited

We add creativity to your imagination

3.9★★★★★3.9 / 5
Employees2 to 10
Avg. hourly rate< $25 /hr
Focus AreaLLM Security Audit
LocationIndia

Neptastic Creative Hub is a Noida-based digital agency specializing in website and mobile app development, creative branding, and printing solutions. We blend technology with design to deliver impactful solutions for startups and established businesses. From custom web apps to engaging brand identities, we ensure innovation, quality, and results that help businesses grow and stand out in a competitive market.Read More About Neptastic Creative Hub

Building High-Performance Crypto Exchanges & Web3 Products with AI & Blockchain

3.9★★★★★3.9 / 5
Employees11 to 50
Avg. hourly rate$51 - $100 /hr
Focus AreaLLM Security Audit
LocationIndia

Troniex Technologies partners with visionary blockchain entrepreneurs to transform disruptive ideas into reality, fusing robust security, human-centric design, and relentless innovation. We're a secure and scalable cryptocurrency exchange and Web3 development company for startups and enterprises.Read More About Troniex technologies

Occupy your market Mindspace with Cranai

3.9★★★★★3.9 / 5
Employees11 to 50
Avg. hourly rate$26 - $50 /hr
Focus AreaLLM Security Audit
LocationIndia

Cranai is a complete One Stop Shop Business Solution offering a wide-going set-up of IT Business Solutions to an overall client base. Since the time of our presentation, we have been outfitted with the solitary various leveled rules – To improve the efficiencies of our client’s associations by withdrawing their elevating and potential close by freedom of overhauled results. We clutch extended lengths of Professional Experience and Expertise.Read More About Cranai Infotech LLP

Technology Partner for innovators!

3.9★★★★★3.9 / 5
Employees251 to 1000
Avg. hourly rate$26 - $50 /hr
Focus AreaLLM Security Audit
LocationUSA

InvoZone, since 2014, accelerates digital product development for businesses and startups. Our services include resource augmentation, project establishment, web/mobile app development, cybersecurity, AI/ML, DevOps, blockchain, game development, MVP, and ERP development. Partnering with us fuels your growth, scales your business, and builds sustainable infrastructure. With expertise in AI, blockchain, and more, we boast 300+ projects, 97% customer satisfaction, and numerous industry accolades.Read More About InvoZone

Best software development company in singapore

3.9★★★★★3.9 / 5
Employees11 to 50
Avg. hourly rate< $25 /hr
Focus AreaLLM Security Audit
LocationSingapore

Aviras is a Singapore-based digital technology and IT solutions company helping businesses, startups, and enterprises build, scale, and optimize their digital presence. As a strategic technology partner, it delivers end-to-end solutions across web, mobile, cloud, and enterprise platforms, including UI/UX design, software development, managed IT services, digital marketing, and AI-driven solutions to drive growth and innovation.Read More About Aviras Pte Ltd

Teknoverse is a software and mobile app development company

3.9★★★★★3.9 / 5
Employees2 to 10
Avg. hourly rate$51 - $100 /hr
Focus AreaLLM Security Audit
LocationUSA

Teknoverse is a software and mobile app development company with a world-class team of talented data scientists, developers, designers, mathematicians, engineers, and creative artists. We are motivated to build elegant and functional digital products that solve complex problems.Read More About TeknoVerse

PRODUCT DEVELOPMENT TAILORED FOR YOUR BUSINESS

3.7★★★★★3.7 / 5
Employees51 to 250
Avg. hourly rate$26 - $50 /hr
Focus AreaLLM Security Audit
LocationUK

We are an industry-leading web and mobile app development company deeply rooted in the vibrant heart of London working with market leaders like AstraZeneca, Easy Group, Toyota, Danone, and Unilever.Read More About Magora

Zetaton | Software Development Company

3.6★★★★★3.6 / 5
Employees11 to 50
Avg. hourly rate$26 - $50 /hr
Focus AreaLLM Security Audit
LocationUSA

Zetaton is your comprehensive design and technology partner, transforming ideas into impactful solutions. We serve startups, non-profits, and government agencies, including the U.S. Department of Defense. Our expertise spans healthcare, wearables, ride-hailing, and education, leveraging onshore and offshore teams for cost-effective, high-quality production.Read More About Zetaton

A Learning Technology Company

3.5★★★★★3.5 / 5
Employees51 to 250
Avg. hourly rate$26 - $50 /hr
Focus AreaLLM Security Audit
LocationIndia

CHRP-INDIA is a global interactive learning media, technology services and solutions company, which focuses on online, mobile, video, virtual reality, augmented reality, game based learning, Ed tech, software and Custom content development solutions. Established in the year 2008, with offices in India, France and Bahrain. We believe in transforming information and knowledge into compact and convenient value based learning products and technology solutions for our clientsRead More About CHRP-INDIA PVT LTD

Your Engineering Partner for Apps, AI, and Growth

3.5★★★★★3.5 / 5
Employees51 to 250
Avg. hourly rate$26 - $50 /hr
Focus AreaLLM Security Audit
LocationUSA, UK

M TECHUB LLC is a full-cycle mobile app, web, and AI development studio trusted by global startups, agencies, and enterprise teams. With a team of 200+ experienced engineers, designers, and product builders, we help companies turn ideas into scalable digital products that grow, perform, and stand out.Read More About M TECHUB LLc

Engineering Digital Excellence

3.5★★★★★3.5 / 5
Employees51 to 250
Avg. hourly rate$51 - $100 /hr
Focus AreaLLM Security Audit
LocationUSA

AppVertices is a leading mobile app development company dedicated to creating innovative, high-quality, and scalable mobile solutions With a team of skilled professionals, AppVertices specializes in designing user-friendly and feature-rich apps tailored to diverse industries. By combining creativity, advanced technology, and deep industry knowledge , the company ensures every project delivers value, engages users, and drives long-term success for its clients.Read More About Appvertices

Your Digital Transformation Partner

3.5★★★★★3.5 / 5
Employees51 to 250
Avg. hourly rate< $25 /hr
Focus AreaLLM Security Audit
LocationIndia

Strivemindz stands at the forefront of full-stack development, and leverages cutting-edge technologies in AI Solutions, blockchain development, and crypto integration. Our developers bring over a decade of experience, specializing in creating high-performance mobile and web applications powered by next-generation AI frameworks.Read More About Strivemindz Pvt. Ltd.

IT services

3.5★★★★★3.5 / 5
Employees11 to 50
Avg. hourly rate< $25 /hr
Focus AreaLLM Security Audit
LocationIndia

iCore Software Systems Pvt. Ltd. is a technology-focused company offering web design, app development, eCommerce solutions, and mobile apps. Specializing in IT staffing for US clients, they simplify recruitment. With offices in the US and India, plus a virtual presence in Singapore, iCore delivers innovative global solutions.Read More About iCore Software Systems Private Limited

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