Delivering state-of-the-art technology solutions nationwide


While we currently have three offices strategically placed in the Midwest and East Coast, TSI is more than capable of handling nationwide work – both big and small.  We have enterprise clients who have enjoyed the trust and reliability we offer while handling their technology initiatives for hundreds of offices in all 50 states.  Yes, we have even completed projects in Alaska and Hawaii.  We have been able to accomplish these goals thanks to our experienced logistics and scheduling team.  At TSI, we promise to deliver your technology needs with trust and integrity and ensure that it is completed on time and within budget.  No matter where you are, all you need is one TSI.   


St. Louis, Missouri

St. Louis has been home to our headquarters since 1993.  We have three locations across the Midwest and East Coast and looking to expand even further. If we don’t have a location in your area, don’t worry.  We can come to you.  Our diverse team of experts have been wowing customers across the United States for years. 

Address:  700 Fountain Lakes Blvd. St. Charles, Missouri 63301

Phone:  636-949-8889


Charlotte, North Carolina

Charlotte NC welcomed TSI’s newest office on the East Coast!  To better serve our new and existing clients in this region, we knew it was time to physically establish ourselves in the area.  This new office will allow us to perform quality technology services at a higher level.  Within the new few months we will be hiring sales and engineering personnel to this location.  

Address:  4725 Corporate Dr NW #150, Concord, NC 28027


Denver, Colorado

Denver, Colorado is currently our most westward office location.  Together with our other two offices, we are more able than ever before to take on projects nationwide.  We have been the chosen integrator for projects across the United States for companies of all sizes.  From small businesses to Fortune 500 companies, TSI is capable of bringing your vision to life.  

Phone:  720-449-8080


Kansas City, Missouri


We have anticipated opening an office in our neighbor city for some time now.  While only four hours away from our new St. Louis Headquarters, we realize there is a growing need for us to have a permanent and physical presence in Kansas City.  There are multiple projects we are still working on in the area and are pursuing many more.  Stay tuned for more news on our westward expansion.