Colorado Information Systems


You will find the latest information about us on this page.  We are constantly evolving and growing to provide a wide range of services that we guarantee with rigorously-monitored Service Level Agreements.


Our mission is to provide the most technically and financially appropriate solution that helps you succeed.  To contact us, please fill the contact form on our website or give us a call.


What's new?

Whatever the mix of iOS, Android, and Windows Mobile devices your customers use, we develop compelling and beautiful apps that drive adoption, retention, ARPU and, above all, user satisfaction.

From requirements gathering to design to deployment and beyond, our project teams guide you to success that you may never have thought possible.

We've been in business in Denver, Colorado since 1984 and are privately held. Since its inception, COIS has provided value-added services and products in the Information Technologies and Telecommunications arenas. We operate in the Western United States and are headquartered in Denver’s Central Business District.

Systems architecture and implementations
M&A due diligence consultation & valuation 
Off-site and on-site systems monitoring and maintenance & 24x7 Helpdesk
Disaster mitigation and recovery

Application development & user training  

Difficult domain name acquisition 


Core Competencies

Compelling Apps

Company Profile

Customer Satisfaction...



10 Years of More Than