Daryl Ribble, Owner of Temperature Control Systems, LLC, has been in the temperature control industry for 43 years, he started with Honeywell in 1974.  In 1979, he started his own business (Ribble Electric) specializing in temperature control projects.  In 1993, he went to work for Long Building Technologies and spent 10 years with them in various positions.  His last position in 2003 was the manager of the temperature control division.  

In 2005, he started D.R. Associates, LLC, dba. DRA, offering complete control systems and providing service for Mechanical and Sheet Metal Contractors and installing systems for large control contractors such as ATS, Long, Honeywell, Trane, and Johnson Controls.  

In 2009, Daryl expanded his business and DRA became an independent Honeywell Controls Contractor offering parts and engineering in addition to installation. 

In 2016, Jeff Strickland purchased the parts and engineering portion of D.R. Associates, LLC, along with the company name. Daryl continued as an installation contractor under the name of Temperature Control Systems, LLC, dba. TCS.

Daryl’s experience and knowledge has given TCS the opportunity to be one of the leading temperature control contractors in the state of Colorado. Temperature Control Systems, LLC is a veteran owned, Colorado licensed electrical contractor with licensed journeymen and registered apprentices.

With Daryl's crew, history proves TCS can handle just about any size job.  TCS has completed several Colorado projects including History Colorado Center and Cafe, Colorado Convention Center, Colorado Justice Center, Le Meridian Hotel, Hach Research and Development, multiple schools throughout Weld County School District, St. Vrain Valley School District, Poudre School District, and Aurora Public Schools as well as higher education facilities like Regis University and Lincoln Technical College.