Industry Leading Products. Unmatched Service in Security. Find your solution Schedule a service call: Call toll-free (888) 217-0636 or e-mail servicerequests@KSTsecurity.com Securing Business, Every Day Our managed access services let you focus on your business while we protect your employees, clients, assets and information. More Who We Serve Discover why financial, educational, healthcare and commercial companies turn to us for security consulting. More Best in Class Service Discover why so many organizations turn to KST for security consulting, risk assessment, system design, and engineering. More