About Us

/About Us/

Security Leadership That Enables Growth

We believe cybersecurity should empower innovation, build trust, and accelerate your business — not slow it down with unnecessary complexity.

Years in cybersecurity
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Our Mission

At vCSO.ai, our mission is simple: to make executive-level security leadership accessible to fast-growing tech companies. We help you build stronger, more secure businesses without the overhead of traditional security teams.

Why VCSO.ai?

Enterprise-level cybersecurity leadership, tailored for fast-growing tech companies. We help you reduce risk, accelerate trust, and scale securely — without the cost or delay of hiring in-house.

Decades of Real-World Experience

30+ years in cybersecurity and 15 years as CSO for a global publicly traded bank. We’ve led security strategy at the highest levels.

Tech-Native Approach

We specialize in supporting modern, digital-first companies. We align security with product velocity, development cycles, and investor expectations.

Practical, Outcome-Focused Solutions

No fluff, no generic checklists. We deliver tailored, prioritized strategies that reduce risk and accelerate growth.

CISO-Level Talent, Fractionally

Access proven security leaders without the cost and complexity of a full-time hire.

Trusted by Innovators

From SaaS startups to cybersecurity product companies, our clients rely on us for practical guidance, deep expertise, and strategic clarity.

Why VCSO.ai?

Enterprise-level cybersecurity leadership, tailored for fast-growing tech companies. We help you reduce risk, accelerate trust, and scale securely — without the cost or delay of hiring in-house.

Decades of Real-World Experience

30+ years in cybersecurity and 15 years as CSO for a global publicly traded bank. We’ve led security strategy at the highest levels.

Tech-Native Approach

We specialize in supporting modern, digital-first companies. We align security with product velocity, development cycles, and investor expectations.

Practical, Outcome-Focused Solutions

No fluff, no generic checklists. We deliver tailored, prioritized strategies that reduce risk and accelerate growth.

CISO-Level Talent, Fractionally

Access proven security leaders without the cost and complexity of a full-time hire.

Trusted by Innovators

From SaaS startups to cybersecurity product companies, our clients rely on us for practical guidance, deep expertise, and strategic clarity.

Our Philosophy

We believe that smart, scalable security isn’t just risk management — it’s a strategic enabler of growth and trust. Great security should empower your team to build confidently, close deals faster, and protect what matters most.

Meet Your Security Partner

With a career spanning global banking, high-growth tech startups, and advisory roles for cybersecurity product companies like Palo Alto Networks, Zscaler, and FireEye, Nick Shevelyov brings unparalleled expertise to each client engagement.

Credentials That Inspire Confidence

Our leadership is deeply embedded in the cybersecurity community, bringing you credibility and networks that matter.

Industry Leadership Highlights

Backed by 30+ years of experience, including CSO leadership at a global bank and advisory roles with leading cybersecurity companies, we bring proven, enterprise-grade expertise to every engagement.

Our Team

At VCSO.ai, our team is made up of seasoned cybersecurity leaders, advisors, and technical experts who’ve helped build and protect some of the world’s most trusted systems. We’ve walked the walk—leading enterprise security programs, advising billion-dollar startups, and staying ahead of an ever-evolving threat landscape.

Sonja Shevelyov

Operations and Accounting

Nick Shevelyov

CEO and Managing Partner

Andrej Bosanac

Analyst

Nicholas Carlson

Analyst

Berk Algan

Advisor

Jesus Martinez

Advisor

Jay Manalo

Executive Assistant

Ready to Strengthen Your Security Strategy?

Book your consultation today and gain the executive-level security leadership your company deserves.