KSD was founded in 2013, leveraging the experience of two industry veterans with over 50 years of security integration experience.  In addition to their historical understanding of the security industry, much of the past 14 years was focused on the implementation of Cloud Hosted solutions.   

A significant portion of our customer client base is in the commercial real estate market. Though our office is conveniently located in San Francisco Financial District, our solutions can be found in numerous markets throughout the greater San Francisco Bay. 


  • Elevator Destination Access Control

  • Visitor Management

  • Cloud (SAAS) solutions

  • Turnstiles

Additionally Offered

  • Alarm systems with 24 hour certified central station monitoring

  • Intercom systems


Contact us today.

We are available to answer any questions you may have about equipment, installation and pricing.
Call us at 800-573-0334