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Your Trusted IT Partner in Chicago
Access One has been dedicated to transforming business technology since its founding. Our team of experts specializes in managed IT services, cybersecurity solutions, and cloud infrastructure to help organizations secure their operations and plan for future growth. With decades of combined experience, our leadership has built a reputation for delivering reliable, scalable technology services tailored to evolving business needs. We focus on reducing operational complexity by consolidating IT management under one trusted provider, enabling clients to concentrate on core competencies.

Our approach emphasizes risk mitigation, cost efficiency, and regulatory compliance while maintaining cutting-edge infrastructure. By offering virtual CIO services and comprehensive security frameworks, we empower businesses to navigate modern technological challenges confidently. Our commitment to innovation and client success positions us as a strategic partner for companies seeking sustainable growth in a dynamic digital landscape.
Services
Managed IT Cybersecurity Cloud Services Voice & Data Physical Security
Highlights and features
  • We offer 30+ years of combined executive experience in technology services
  • Our comprehensive solutions cover managed IT, cybersecurity, and cloud infrastructure
  • US-based team provides personalized support for evolving business needs
  • We implement proactive risk management and compliance frameworks
  • Virtual CIO services deliver strategic technology leadership without hiring costs
Services
Managed IT
Our Managed IT services handle day-to-day technology operations to maintain business continuity. We monitor systems, manage updates, and resolve issues proactively to minimize downtime. This allows clients to focus on core business activities while ensuring optimal IT performance and security.
Cybersecurity
Comprehensive cybersecurity protects against data breaches and ensures regulatory compliance. We implement threat detection, access controls, and security audits tailored to industry requirements. Our virtual CISO services provide expert guidance for developing robust security frameworks that evolve with emerging threats.
Cloud Services
Secure, scalable cloud solutions support business growth and remote operations. We deploy and manage cloud environments with 24/7 monitoring, backup systems, and performance optimization. Our services ensure continuous availability while enabling seamless scalability to match organizational demands.
Voice & Data
Reliable voice and data networks maintain critical business communications. We implement unified communications as a service (UCaaS) with high-quality VoIP solutions and dedicated internet access. Our infrastructure ensures clear connectivity and consistent performance for enterprise communication needs.
Physical Security
Commercial security systems protect physical assets and personnel. We design and install integrated security solutions including surveillance, access control, and alarm systems. These technologies work with IT infrastructure to create comprehensive protection strategies for business environments.
People
Mark Jozwiak
Founder & Chairman
With over 40 years in telecommunications, Mark established Access One to deliver innovative technology solutions. His leadership focuses on strategic growth and maintaining industry partnerships to enhance service capabilities.
Brian Barkley
Chief Executive Officer
Brian leads company operations with 35 years of technology experience. He drives innovation in IT-as-a-Service solutions while expanding partnerships to strengthen service delivery for enterprise clients.
Joel Miller
General Counsel
Joel provides legal expertise with 40+ years in corporate law. He ensures regulatory compliance and manages legal frameworks to protect company interests and client data security.
Enzo Scafidi
Executive Vice President
Enzo oversees product development with 20+ years in IT leadership. He specializes in creating scalable technology solutions that address evolving business requirements and industry challenges.
Tony Giordano
Vice President of Finance
Tony manages financial operations with 15 years of accounting expertise. He focuses on strategic budgeting and financial planning to support company growth and client service investments.
Questions
What IT services does Access One offer?
We provide managed IT, cybersecurity, cloud solutions, voice/data networks, and physical security systems tailored to business needs.
How does Access One handle cybersecurity?
We implement threat detection, access controls, security audits, and virtual CISO services to maintain robust protection frameworks.
Do you provide cloud infrastructure management?
Yes, we deploy and manage secure cloud environments with 24/7 monitoring, backup systems, and scalable performance solutions.
What industries do you serve?
We support businesses across sectors requiring technology solutions, including healthcare, finance, education, and manufacturing.
Do you offer virtual CIO services?
Yes, our virtual CIO program provides strategic technology leadership without the cost of hiring a full-time executive.