Dale Sims, Inc.


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Contact Us:

Phone: (770)-458-5550

Email: dalesimsinc@att.net


3370 W. Hospital Ave, Chamblee, GA 30341

Your Commercial HVAC-R & Building Automation Experts

Commercial HVAC & Building Automation

Serving Metro Atlanta Since 1982

GA REG # CN210230

D&B D-U-N-S 03-127-7288




We offer energy audits of your building and provide energy management recommendations free of charge.

DSI is committed to Open Systems Architecture by providing industry standard solutions designed with standard protocols, such as BACnet and Niagara.  We are committed to provide our customers with the flexibility of a non-proprietary solution. 

We want to earn your business through exceptional service and support, rather than the implementation of proprietary architectures that limit your ability to contact other contractors.

We are a KMC Service Provider.  KMC is committed to BACnet (BTL Listed) Product offerings.  KMC offers a wide range of field devices designed to meet the needs of any Automation Project.

We have 3 Niagara Certified and Factory Trained Technicians on staff that can properly diagnose system problems and support your current installation.

  • We can design and implement an energy management system in phases which includes integration of your current field devices using the Tridium Platform, which limits your upfront investment. 
  • Energy Savings related to system upgrades allow for immediate return on your investment, and can pay for the system within 1-2 years in some situations.
  • Accessible using any standard browser, phone, or tablet; Maintenance personnel, office managers, or building owners can diagnose problems, adjust temperature set-points, and monitor equipment remotely from anywhere in the world. 
  • Energy Management Systems can generate email alarms that notify key personnel of equipment problems before the tenant is aware a problem exists. 
  • History Trending Data, Automatic After Hours Billing, Occupancy Sensors tied to lighting & HVAC equipment, Lighting Control, Security Access....The Possibilities Are Endless

Your Building Automation and Energy Management Experts...

Let our experts design an Energy Management System at your location...