Business Details
44 Years
experience
Emergency
services
Your Commercial HVAC & Building Automation Experts
Since 1982, Dales Sims has established itself as a trusted leader in commercial HVAC, refrigeration, and building automation systems across Metro Atlanta. Our team of highly trained technicians, averaging 30 years of experience, combines union-level expertise with ongoing education through the Mechanical Trades Institute to deliver precision-engineered solutions. We specialize in boiler systems, refrigeration equipment, and energy management, offering free audits and tailored maintenance agreements to meet diverse client needs. Our commitment to open systems architecture ensures non-proprietary solutions using industry standards like BACnet and Niagara.With 24/7 emergency response capabilities and specialized expertise in data center operations, we prioritize quality, punctuality, and reliability in every project. Our factory-trained technicians service major brands including Liebert, LG, and Daikin while maintaining certifications across multiple control platforms such as JCI Metasys and Honeywell. Through three decades of service excellence, we continue to build lasting relationships by delivering innovative, code-compliant mechanical systems that optimize building performance.
Services
Commercial HVAC
Building Automation
Boiler Systems
Refrigeration Repair
Energy Audits
Preventative Maintenance
Data Center Service
VRF Systems
Variable Frequency Drives
Specialized Building Systems
Details
- Year established: 1982
Highlights and features
- Our technicians average 30 years of industry experience with mandatory 5-year training programs
- 24/7 emergency response with 2-hour critical service guarantees for data centers
- Factory-certified specialists for major equipment brands including Liebert and Daikin
- Custom-tailored maintenance agreements for commercial building requirements
- Energy management solutions using BACnet and Niagara open systems architecture
Services
Commercial HVAC
We design, install, and maintain complete heating, ventilation, and air conditioning systems for commercial buildings. Our union-trained technicians handle all system types including specialized equipment for data centers and industrial facilities. With factory certifications for major brands, we ensure optimal performance and energy efficiency through proper system sizing and code-compliant installation.
Building Automation
Our building automation solutions integrate HVAC, lighting, and security systems using open protocols like BACnet and Niagara. With three certified technicians on staff, we implement smart control systems that reduce energy costs while maintaining occupant comfort. We support multiple platforms including JCI Metasys and Honeywell for seamless system management.
Emergency Service
We provide round-the-clock emergency response for critical mechanical system failures. Our technicians respond within two hours for data center emergencies and maintain standby availability 365 days annually. This service ensures minimal downtime for commercial operations requiring continuous environmental control systems.
Energy Audits
Our free energy audits evaluate building systems to identify efficiency improvements and cost-saving opportunities. We analyze HVAC performance, insulation effectiveness, and control system optimization to recommend upgrades that meet EPA regulations. These assessments help clients reduce operating expenses while improving environmental compliance through targeted system modifications.
Preventative Maintenance
Customized maintenance plans protect mechanical system investments through scheduled inspections and proactive repairs. We offer flexible agreements covering equipment from all major manufacturers, including specialized systems like Liebert computer room units. Our programs extend equipment lifespan while minimizing unexpected breakdowns through regular performance monitoring and system adjustments.
Questions
What commercial HVAC services do you offer?
We provide complete HVAC solutions including system design, installation, repair, and maintenance for commercial buildings. Our services cover all equipment types with specialized expertise in data center cooling systems and industrial refrigeration.
Are you available for emergency repairs?
Yes, our technicians are available 24/7 for emergency situations. We guarantee two-hour response times for critical data center operations and maintain standby availability year-round for urgent HVAC failures.
Do you service all HVAC equipment brands?
We service and repair all major commercial HVAC brands including Liebert, Daikin, LG, and Mitsubishi. Our technicians hold factory certifications for multiple equipment lines and maintain expertise across various control platforms.
What building automation systems do you support?
Our automation specialists work with BACnet and Niagara platforms, supporting systems from JCI Metasys, Honeywell, Trane, and Distech. We implement open architecture solutions that eliminate proprietary system limitations for greater flexibility.
How experienced are your technicians?
Our service team averages 30 years of industry experience with mandatory five-year training programs at Mechanical Trades Institute. We maintain specialized certifications for boiler systems, refrigeration equipment, and computer room environmental controls.
Do you offer energy efficiency services?
Yes, we provide free energy audits and system surveys to identify efficiency improvements. Our recommendations focus on reducing operating costs while ensuring compliance with current EPA regulations through optimized mechanical system performance.
