For over 25 years we've been making dreams come true. 

Flat-rate service and support, network infrastructure, servers, workstations.

Additional, we can provide custom web, desktop, and mobile applications

Let us manage your IT

You have enough to do than to worry about a server, network or workstation break down. We're here to help. We offer flat-rate service, so you can budget your IT expenses.

We use a modern approach

This saves time and costs.

  • You know your IT costs upfront
  • A proactive approach to IT support
  • 24/7/365 network and systems monitoring
  • Plans available for any size company

Security, continuity of business, and peace of mind


Use the form below or call us, we're happy to help

Software development and support

IntelligentWare™ for your business



We'll sit down with you and review your project. 


Project Planning

We'll deliver a plan, and a timeline.



We'll be with you every step.

Use the form below or call us, we're happy to help

Checkout our entire web shop

Get In Touch

We want to hear from you. Fill out the form and hit 'Send' and we'll get right back to you. Thank you!

We have the resources

We have the relationships with companies you know and trust


We hired the 'Big Box' computer guys, and after spending all day onsite, they still didn’t have a fix. Called Callow & Company and our workstation was up in a half hour.

We lost our entire accounting history. Just thinking of all the re-entry, I felt sick and was ready to quit. Then Callow & Company saved the day with their offsite backup.

YOU were a tremendous help. It did not restart even once. I never expected so much help so quickly. I just forgot to answer quickly.


Callow and Company, Inc.
1403 Robin Dr. 
Sherman, TX 75092


Phone: +1 (972) 571 4808