Security for AI & Early-Stage Teams

Who we help

We help busy startup teams who want to:

  • ship faster without embarrassing security issues

  • protect customer data before compliance becomes a blocker

  • build safely with AI

  • establish security credibility for investors, customers and partnerships

  • avoid costly mistakes that slow down growth

If you are building an AI-driven product, handling sensitive user data, or preparing for launch - we can help

Our Services

  • A fast, actionable security assessment for early-stage teams.

    Includes:

    • threat modeling

    • basic architecture review

    • data handling & retention assessment

    • high-risk findings + prioritization

    • recommended quick wins

    Timeline: 3-4 weeks

    Best for: MVP-stage companies preparing for release.

  • Evaluate how your product uses AI and secure it against real-world failures.

    Includes:

    • model & service selection guidance

    • prompt infection & jailbreak risk assessment

    • embeddings privacy review

    • isolation strategies to prevent user cross-contamination

    Best for: Any product using OpenAI/Anthropic/Gemini etc. or local models.

  • Hands-on security leadership without the cost of a full-time hire.

    Includes:

    • weekly security engineering support

    • architecture reviews

    • roadmap planning

    • vendor & third-party risk assessment

    • secure SDLC setup

    Best for: Startups needing ongoing support & enterprise-readiness.

  • Security foundations for startups entering sales cycles.

    Includes:

    • evidence preparation

    • policies

    • access control review

    • logging & monitoring setup

    Best for: Teams wanting to close enterprise deals.

  • A live session to teach your team how to build safe, secure apps from day one.

    Includes:

    • hands-on threat modeling

    • AI-specific risks overview

    • real examples of what breaks & why

    • prioritized action list

    Best for: Engineering teams new to security or adopting AI.

Book

Schedule a complimentary consultation

Schedule your consultation today to strengthen your digital defenses with our state-of-the-art computer security solutions. Our expert team is ready to provide tailored strategies to protect your valuable data and maintain your peace of mind.

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About our company

Atelier One Security is a boutique security consultancy helping AI-driven and early-stage teams build and ship secure products without slowing down development. We focus on practical, founder-friendly guidance: clear priorities, actionable recommendations, and modern security expertise tailored to fast-moving engineering environments.

With deep experience across security engineering, IAM program leadership, and large-scale system delivery, we support companies as they adopt AI, prepare for launch, improve their security posture, or work toward compliance. Our approach is straightforward - focus on what matters most, reduce risk quickly, and enable teams to move with confidence.

Learn more

Let’s talk.

If you are interested in working with us or want to discuss your security needs, we would be happy to talk. Use the form below to get in touch, and we will respond as soon as possible.