Mark McNamara
CEO/ Chief Technology Officer @ Five Nines Consulting
About
↳ Are you a business leader struggling to keep up with rapid technology changes, growing cybersecurity threats, or rising IT costs?↳ Do you wish you had an experienced CIO/CISO to guide your technology decisions - without the cost of hiring one full-time?I’m 𝗠𝗮𝗿𝗸 𝗠𝗰𝗡𝗮𝗺𝗮𝗿𝗮, Founder of 𝗙𝗶𝘃𝗲 𝗡𝗶𝗻𝗲𝘀 𝗖𝗼𝗻𝘀𝘂𝗹𝘁𝗶𝗻𝗴, where we bring Fortune 1000-level IT strategy, cybersecurity, and infrastructure expertise to small, medium, and enterprise businesses - for much less.With over 𝟮𝟬 𝘆𝗲𝗮𝗿𝘀 𝗮𝘀 𝗮 𝗖𝗧𝗢 𝗮𝗻𝗱 𝗖𝗜𝗦𝗢, I’ve been in your shoes. I know what it takes to balance innovation, efficiency, and security while managing costs.𝟭- 𝗖𝗜𝗢 & 𝗖𝗜𝗦𝗢 𝗔𝗱𝘃𝗶𝘀𝗼𝗿𝘆 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀:We act as your strategic technology partner - helping you:• Scale your tech organization efficiently.• Identify and implement the right technologies.• Manage IT budgets and optimize performance.• Strengthen your cybersecurity frameworks.𝟮- 𝗘𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲-𝗚𝗿𝗮𝗱𝗲 𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀:Our cybersecurity services protect your business from evolving digital threats through:• End-to-end security frameworks.• Continuous risk assessment and compliance support.• Proactive defense and threat mitigation strategies.𝟯- 𝗦𝗮𝗮𝗦 𝗥𝗲𝘀𝗲𝗹𝗹𝗲𝗿 & 𝗠𝗮𝗻𝗮𝗴𝗲𝗱 𝗜𝗧 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀:We provide managed services and SaaS products that streamline operations and enhance productivity - backed by expert support and strategic guidance.𝗞𝗲𝘆 𝗗𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝘁𝗶𝗮𝘁𝗼𝗿𝘀:1. Two decades of executive IT leadership - we’ve been in your seat.2. Enterprise-level expertise, delivered affordably for SMBs and growing enterprises.3. Advisory-first approach - not just service providers, but trusted partners in technology strategy.4. Award-winning CISO leadership and active AI Strategic Advisor to university students.𝗟𝗲𝘁’𝘀 𝗪𝗼𝗿𝗸 𝗧𝗼𝗴𝗲𝘁𝗵𝗲𝗿:↳ Whether you’re a business owner, CEO, or IT leader,↳ I’ll help you make technology your competitive advantage.↳ 𝗩𝗶𝘀𝗶𝘁 𝗺𝘆 𝗙𝗲𝗮𝘁𝘂𝗿𝗲𝗱 𝗦𝗲𝗰𝘁𝗶𝗼𝗻 below and discover how Fortune 500-level expertise can accelerate your growth - at a fraction of the cost.↳ 𝗠𝗲𝘀𝘀𝗮𝗴𝗲 𝗺𝗲 𝘁𝗼𝗱𝗮𝘆 𝘁𝗼 𝗯𝗼𝗼𝗸 𝗮 𝟭:𝟭 𝗦𝘁𝗿𝗮𝘁𝗲𝗴𝘆 𝗖𝗮𝗹𝗹.
United States
New York City Metropolitan Area
Computer Software
Executive Management, Cybersecurity, AI & Data Strategy, Tech Due Diligence, M&A Integration, Startup Advisory & Venture Growth, Venture Capital, Initial Public Offerings (IPO), DevOps, Software Development, Microsoft Azure, Project Management, Amazon Web Services (AWS), Mergers & Acquisitions (M&A), CISO, CTO, CIO, P&L Management, E-Commerce, Business-to-Business (B2B)
Experience

CEO/ Chief Technology Officer
New York City Metropolitan Area
↳ Founded boutique technology advisory supporting VC-backed startups and Fortune 1000 clients. Acted as interim CTO/CISO for companies like United Nations, Experian, and Loeb.NYC portfolio, driving cloud transformations, compliance (SOC2,SOX, PCI, HIPAA), and security strategy. ↳ Delivered measurable outcomes such as $500K+ annual savings at UN, 80% infra redundancy reduction at Front Door, and 40% staffing efficiency at Experian via automation. Clients include: Experian, FrontDoor, DGDean, United Nations International School, Thrasio, Loeb.nyc ↳ Select Clients & Roles: • Front Door (Interim CISO): Led AWS/GCP security transformation and compliance post-IPO. • United Nations (CTO/CISO): Reduced IT spend by 20% and executed Google Cloud migration. • Loeb.NYC/DGDean: Scaled SaaS startups from pre-revenue to $100M+; implemented secure SDLC. • Experian Marketing: Consolidated 1000 servers; deployed SIEM and DR strategy cutting costs 25%. ↳ Message me today on LinkedIn to book a 1:1 discovery call.

Board Advisor
New York City Metropolitan Area
Aglocell is delivering a patented, AI driven software solution (SpectraMax) that optimizes existing mobile radio infrastructure to resolve capacity constraints and improve efficiency. SpectraMax provides dynamic spectrum management to mitigate interference in dense urban environments, offering a lower cost alternative for network densification and coverage improvements.

Fractional Chief Technology Officer
New York City Metropolitan Area
Task Force VA is a veteran‑built SaaS platform that simplifies the VA disability claims journey through secure, AI‑driven guidance. It brings together key regulations, manuals, and required forms into one intelligent workflow, giving Veterans and Active‑Duty personnel instant access to clear rating criteria, structured claim preparation, and trusted professional support. Task Force VA is built to give its users confidence, competence, and clarity as they navigate the process. Our mission is simple: to help Veterans secure the benefits they have earned.

Expert
New York City Metropolitan Area
↳ Advise investment team and startup founders across portfolio companies on scaling technology, security, and AI-driven product innovation. Provide guidance on due diligence, go-to-market tech infrastructure, and early-stage product strategy, leveraging 20+ years of CxO experience and deep technical network. ↳ Primary is New York City’s premier early-stage venture firm working alongside founders to build unicorns like Alloy, Alma, Chief, Dandy Electric, Latch, K Health, Stellar Health, Slice, and many more. ↳ Book a 1:1 discovery call – the link is in the Featured section above.

Official Member
↳ Forbes Technology Council is an invitation-only community comprised of leading CIOs, CTOs and technology executives. Criteria for acceptance include a track record of successfully impacting business growth metrics, as well as personal and professional achievements and honors. ↳ Book a 1:1 discovery call – the link is in the Featured section above.

Head of Technology/CTO
New York, United States
↳ Led global technology and cybersecurity strategy for the world’s largest Amazon aggregator during hyper-growth from startup to $1.5B+ in revenue within three years. ↳ Built and scaled a global organization across development, enterprise systems, security, PMO, DevOps, M&A integration, and data platforms. ↳ Delivered 200+ seamless M&A technology integrations and launched the full enterprise stack (NetSuite, Salesforce, Workday, MuleSoft). ↳ Implemented AI and analytics initiatives and enabled IPO readiness through robust architecture, SOX/PCI compliance, and automation across 200+ SaaS applications. ↳ My strategic execution supported large-scale operational expansion and contributed directly to revenue acceleration. Book a 1:1 discovery call - the link is in the Featured section above.

Vice President of Technology- Infrastructure/Applications
New York, New York, United States
Led global infrastructure, applications, and operations for one of the world’s most visited healthcare platforms, supporting 1.4B+ monthly page views across WebMD, Medscape, and RxList. Built security, compliance, and risk management frameworks (HIPAA/SOX), and ensured 24/7 uptime and scalability across private/public cloud environments.

Vice President Technology Infrastructure & Operations/CISO
Greater New York City Area
Directed Global 24x7 Operations, Enterprise Architecture, DevOps, Infrastructure, Telecommunications, App & Database Management, Helpdesk support, Customer Support, across Ecommerce, Mobile, and Retail POS systems operating in 28 countries with $2B+ in revenue and 30,000+ employees, and multi-million-dollar P&L accountability. Enabled $400M+ in subscription/ecommerce revenue through tech re-platforming and site scalability. Served as CISO accountable for HIPAA, SOX, and PCI Level 1 compliance. Bootstrapped Agile/DevOps capabilities to accelerate delivery and deliver AWS Cloud architecture

Senior Director IT/Operations
Greater New York City Area
Founding tech leader for organizational creation, and scaling by designing comprehensive technology strategy, to accelerate hyper business growth and IPO. Accountable for 24x7 Operations, Security, Infrastructure, Telecommunications, Database Management, and Helpdesk support. Built the the infrastructure, determined necessary roles and responsibilities, hired and trained staff to and supported business revenue of $160m and IPO.

PCI SSC Board of Advisors
New York City Metropolitan Area
The PCI Security Standards Council Board of Advisors is composed of representatives of Participating Organizations. This cross-industry group is chartered to ensure that all voices are heard in the ongoing development of PCI Security Standards, with representation from across the payment chain – merchants, financial institutions, processors and more – as well as from around the world.
Mark McNamara's Contact Information
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