When your needs fall outside of our managed service offerings we have a team of consultants to guide the planning, deployment and management of its IT infrastructure to allow them to focus on critical operations. CrossRealms consultants provide these services to help streamline and fine tune a business’s overall IT platform, providing reliable and action-oriented guidance, on-budget and simplified.
Why CrossRealms…
  • Engineers with MS, Google, Citrix, Sophos, Palo Alto, Splunk, Cohesity, and Cisco certifications
  • Over 20 years of experience in planning, migrating and implementing applications, infrastructure, network security, and business continuity across multiple verticals

Over

20

years of experience

What we offer:

Office 365 Migration

  • Setup and configuration of the cloud
  • Installation and migration
  • Management to and additional licensing
  • Security configuration

Cybersecurity and Compliance

  • Incident Response
  • Zero Trust Architecture deployment
  • Detect and Prevent Malicious Code
  • Secure Applications
  • Email Security
  • Endpoint Security
  • Cloud Security
  • 24x7 Monitoring
Splunk integration and implementation
  • Customized Development
  • Data Analytics
  • Correlation and Orchestration
  • Installation (on-prem or cloud)
  • Configuration
  • Customized Dashboards & Reporting
  • Security Orchestration
  • Special projects
  • Patching / updates
Telephony and Call Center deployment
  • Installation and configuration of 3CX VoIP telephony solution(on-premise/cloud)
  • Configure inbound and outbound rules, customize call routing
  • Provision handsets
  • Install the desktop application/softphone application
  • Establish best practices for ideal audio results
  • Configure Digital Receptionist and ring groups
  • Configure Call Center Features (queues, wallboards, reporting)
  • Webmeeting configuration and testing

Our Partners

Contact Us

141 W. Jackson, Suite 2730
Chicago, IL 60604

Phone: (312) 278-4445
Email: info@cr3.jlizardo.com
Sales: sales@cr3.jlizardo.com

Office Hours
Mon – Fri: 9:00 AM – 5:00 PM

© 2023 CrossRealms International

Linkedin Facebook Instagram Twitter
Usama Houlia - CEO

Usama Houlila

President and Enterprise Architect
Envelope Linkedin
Usama Houlila is an Enterprise Architect with more than 20 years of professional experience providing technology solutions for organizations in industries including legal, public services, healthcare, finance, retail, hospitality, and manufacturing. Usama is well-versed in all phases of project delivery – from initiation to closeout. His ability to see the big picture is a product of his comprehensive knowledge of hardware, software, application, and systems engineering. Usama’s myriad interests include international affairs, nutrition and health, cooking, and music. He has played the flute since childhood and is an avid runner and bicyclist who recently added swimming and triathlons to the mix. He currently manages, designs, and deploys palo alto for legal, healthcare, and financial services.