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The Defensible Story

The MSP Built for Today’s IT & Security Challenges

Defensible is a modern MSP built for businesses that expect more from their IT and cybersecurity partner. We deliver fast, reliable IT and cybersecurity to help businesses operate securely, efficiently, and without disruption.

Founded in 2019, our team brings decades of experience managing complex, high-risk environments. That experience shaped our belief that every business deserves security designed to evolve with its cyber maturity and tolerance for risk.

With IT, cybersecurity, assessments, and DFIR all under one roof, we solve complex challenges with the speed and precision today’s threat landscape demands.

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Leadership

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Steve Doty

Steve Doty is an information technology and information security expert and the CEO and founder of Defensible Technology. Most recently, Steve served as the CTO for The Juilliard School and led the university through a global IT transformation inclusive of technology modernization, organizational restructuring, and expansion into China.

As a Managing Director with a leading forensics and incident response firm, Stroz Friedberg, Steve has functioned as an outsourced CISO for numerous organizations across multiple industries. Earlier in his career, Steve was a senior network engineer and “Big 4” consulting firm manager.

Steve Doty

Steve Doty is an information technology and information security expert and the CEO and founder of Defensible Technology. Most recently, Steve served as the CTO for The Juilliard School and led the university through a global IT transformation inclusive of technology modernization, organizational restructuring, and expansion into China.

As a Managing Director with a leading forensics and incident response firm, Stroz Friedberg, Steve has functioned as an outsourced CISO for numerous organizations across multiple industries. Earlier in his career, Steve was a senior network engineer and “Big 4” consulting firm manager.

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Dmitriy Aminov

Dmitriy Aminov is an information technology and information security expert with a unique combination of strategic and tactical expertise. As CTO of Defensible, he brings more than 15+ years of experience designing and configuring network solutions, implementing state-of-the-art technologies, managing enterprise-level IT services, and developing IT and InfoSec programs.

Most recently, as Director of IT Engineering at The Juilliard School, Dmitriy led the modernization of its IT and security infrastructure, and played a pivotal role in the design, configuration and implementation of the new Oracle Enterprise Resource Planning/Student Information System (ERP/SIS).

Dmitriy Aminov

Dmitriy Aminov is an information technology and information security expert with a unique combination of strategic and tactical expertise. As CTO of Defensible, he brings more than 15+ years of experience designing and configuring network solutions, implementing state-of-the-art technologies, managing enterprise-level IT services, and developing IT and InfoSec programs.

Most recently, as Director of IT Engineering at The Juilliard School, Dmitriy led the modernization of its IT and security infrastructure, and played a pivotal role in the design, configuration and implementation of the new Oracle Enterprise Resource Planning/Student Information System (ERP/SIS).

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Kelvin Baez

Kelvin Baez leads Cybersecurity and MSP Operations at Defensible Technology. He brings to Defensible Technology 18+ years of experience providing white-glove service and security advisory to C-level executives, high-profile clients, and high-net-worth individuals, earning a solid reputation for providing security-focused IT operations, efficiency, problem resolution, and professionalism.

Coupled with a proven track record in handling and protecting confidential information, Kelvin maintains a strong working knowledge of industry best security & network practices, Windows/Mac OS environments, and a client success-focused mindset.

Kelvin Baez

Kelvin Baez leads Cybersecurity and MSP Operations at Defensible Technology. He brings to Defensible Technology 18+ years of experience providing white-glove service and security advisory to C-level executives, high-profile clients, and high-net-worth individuals, earning a solid reputation for providing security-focused IT operations, efficiency, problem resolution, and professionalism.

Coupled with a proven track record in handling and protecting confidential information, Kelvin maintains a strong working knowledge of industry best security & network practices, Windows/Mac OS environments, and a client success-focused mindset.

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Isaac Marks

Isaac Marks leads Defensible’s Human Resources, Staffing, and Talent Acquisition practice. With 20+ years in the technology and cybersecurity recruiting industry, Isaac is a seasoned veteran with a unique ability to source the right candidate, at the right time, for the right job. Isaac’s capabilities and energy enable both Defensible and clients to scale to meet the needs of the business in a cost-effective manner.

Isaac has vast experience in identifying and engaging top talent with various skill sets and levels, including but not limited to DevOps, cybersecurity, cloud migration, blockchain, and software engineering.

Isaac Marks

Isaac Marks leads Defensible’s Human Resources, Staffing, and Talent Acquisition practice. With 20+ years in the technology and cybersecurity recruiting industry, Isaac is a seasoned veteran with a unique ability to source the right candidate, at the right time, for the right job. Isaac’s capabilities and energy enable both Defensible and clients to scale to meet the needs of the business in a cost-effective manner.

Isaac has vast experience in identifying and engaging top talent with various skill sets and levels, including but not limited to DevOps, cybersecurity, cloud migration, blockchain, and software engineering.

Carl Young

Carl S. Young is a physical and cybersecurity risk management expert and the author of five reference books and numerous papers on security risk management.

Carl previously served as a Senior Executive and Supervisory Special Agent with the FBI, where he led technology initiatives supporting counterintelligence, counterterrorism, and criminal investigations. He later held senior roles at Goldman Sachs, Stroz Friedberg, and The Juilliard School. He has been an adjunct professor at John Jay College, a consultant to the JASON Defense Advisory Group, and a member of a blue-ribbon panel convened by the Director of Central Intelligence.

He currently serves as Chief Operating Officer at Defensible Technology, Executive-in-Residence at Fordham University’s Gabelli School of Business, and co-founder of Consilience 360.

Carl Young

Carl S. Young is a physical and cybersecurity risk management expert and the author of five reference books and numerous papers on security risk management.

Carl previously served as a Senior Executive and Supervisory Special Agent with the FBI, where he led technology initiatives supporting counterintelligence, counterterrorism, and criminal investigations. He later held senior roles at Goldman Sachs, Stroz Friedberg, and The Juilliard School. He has been an adjunct professor at John Jay College, a consultant to the JASON Defense Advisory Group, and a member of a blue-ribbon panel convened by the Director of Central Intelligence.

He currently serves as Chief Operating Officer at Defensible Technology, Executive-in-Residence at Fordham University’s Gabelli School of Business, and co-founder of Consilience 360.

Our Core Values

Our core values are the foundation of everything we do at Defensible, shaping how we think, act, and protect our customers.

Integrity: We get it right.

We deliver honest, expert guidance and solutions built on accuracy and trust.

Responsiveness: We’re there when you need us

Fast, reliable support and proactive communication, so you’re never left wondering.

Simplicity: We make your decisions easy

Clear, jargon-free advice that empowers you to make confident security and IT choices.

Objectivity: We are product-agnostic

We don’t push one-size-fits-all products. Instead, we tailor our solutions to your specific risks and goals.

Actionable: We deliver value you can act on

We focus on real improvements and insights that strengthen your security and operations.