HVAC Controls & Automation

HVAC Controls & Automation Services in Waukesha & Greater Milwaukee

Take control of your building’s comfort, efficiency, and reliability with integrated HVAC controls and automation solutions from Advanced Chiller Services. As the only commercial HVAC contractor in the region offering both mechanical services and controls expertise under one roof, we eliminate the hassle of juggling multiple vendors. Our team provides end-to-end support for all aspects of building automation, from design and installation to ongoing programming and emergency repairs.

Your One-Stop Solution for Building Automation Systems (BAS) & Controls

Many companies require separate contractors for the mechanical and controls portions of their HVAC systems, creating confusion, finger-pointing, and delays. At Advanced Chiller Services, our technicians are cross-trained and experienced in both—meaning one expert team can troubleshoot, optimize, and maintain your entire system. That’s peace of mind and maximum system performance, without the runaround.

Our HVAC Controls & Automation Services

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BAS Installation & Upgrades

We design and install new building automation systems (BAS) or expand and modernize your existing setup. Familiar with industry-leading platforms—Johnson Controls, Honeywell, Carrier i-Vu, Trane Tracer, and more—we can tailor a system that fits your facility’s needs and integrates seamlessly with your equipment.

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Controls Programming & Optimization

From scheduling and setpoint optimization to custom sequences and remote access, we fine-tune your controls for maximum energy efficiency and occupant comfort. We resolve persistent comfort complaints, improve zoning, and optimize your system to adapt to changing occupancy or usage.

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Troubleshooting & Repairs

Fast, accurate diagnosis of sensor faults, network issues, controller failures, or communication problems. We’ll track down and fix the root cause of HVAC control issues—restoring comfort and eliminating recurring problems that frustrate building staff.

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System Integration

Need your HVAC system to communicate with lighting, security, or fire/life safety? We can integrate disparate systems into a unified interface, giving you centralized control and smarter building management. We specialize in DDC (Direct Digital Controls) and remote monitoring setups for real-time system oversight.

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Commercial Thermostat & Zone Control

We provide commercial-grade thermostat solutions, multi-zone controls, and wireless upgrades for flexible, efficient climate management—ideal for office buildings, schools, and multi-use facilities.

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Why Invest in Modern HVAC Controls?

Today’s building owners and facility managers are expected to do more with less. Upgrading your HVAC controls is one of the most cost-effective ways to reduce operational costs while maintaining a healthy, comfortable indoor environment. Modern BAS and smart controls can:

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Reduce energy waste through advanced scheduling and real-time monitoring

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Alert you to problems before they become emergencies

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Allow remote access and adjustment—whether you manage one building or a portfolio

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Support compliance with energy codes and sustainability goals

Our team can identify opportunities for quick payback on controls upgrades, from simple programmable thermostats to full building automation retrofits. We work with clients to develop phased upgrade plans to fit budget and operational needs.

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Local Experience & Trusted Partnerships

With deep roots in the region and decades of combined experience, our controls specialists have served schools, office buildings, manufacturing plants, and more across Waukesha and Southeastern Wisconsin. We’re familiar with the unique requirements of education, commercial, and industrial environments—whether it’s managing dozens of zones in a large campus or optimizing comfort in a small office suite.


If you have a preferred controls brand or existing BAS system, we can work with it—our team’s background includes factory training with major manufacturers and ongoing partnerships with top controls vendors.

Ready for Smarter Building Management?

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Don’t let HVAC controls issues impact comfort, energy costs, or productivity. Contact Advanced Chiller Services for a BAS consultation, controls audit, or prompt repair of your HVAC control systems. We’ll help you maximize your investment in automation and ensure your facility operates at its best, every day.