With a steadfast dedication to delivering premium, reliable HVAC, plumbing, electrical and appliance repair service, AAA Home Services has built a reputation of integrity and quality in the St. Louis and St. Charles areas.

The multi-disciplinary firm of Baird, Hampton & Brown (BHB) provides mechanical, electrical, & plumbing engineering and design, structural engineering, civil engineering and site development, land surveying, and landscape architecture– all under one roof. Since 1992, Baird, Hampton & Brown has provided innovative design solutions to complex projects for a variety of public and private sector clients.

CHC Hydronics is a renowned Market Representative and Package Systems Manufacturer of HVAC Hydronics, Steam, Heat Transfer, and Plumbing Equipment.

At Comfort Boys their business is only as successful as the value they bring to their customers. From AC repair in San Antonio to an iced up AC unit in the Texas hill country. They strive to provide the greatest customer experience possible. This is the vision owner and operator David Schiess A Local resident saw as a critical component to providing the best possible service.

Deploying autonomous intelligence and analytics, Encycle improves commercial HVAC management, energy efficiency and building comfort to reduce operating costs and carbon footprint. As the only utility-endorsed HVAC optimization software, their patented machine learning solutions seamlessly integrate into maintenance workflows and enable multi-site companies to maximize energy efficiency, improve budgetary spend, and reach sustainability goals.

Fontanesi & Kann was established in 1957 as an Air Distribution company. The company offer a diverse and complete line of HVAC & architectural products and provide electrical contracting services including security, data, fire alarms, & building automation installation.

ITI supports apprenticeship and advanced career training for union workers in the sheet metal industry throughout the United States and Canada. Located in Fairfax, Virginia, the ITI produces a standardized curriculum supported by a wide variety of training materials free of charge to apprentices and journey-level workers who work in the following specialized disciplines: Architectural Sheet Metal, Building Information Modeling,& HVAC Service.

Jackson Systems is an HVAC controls distributor for the residential and light commercial markets. The company specializes in zoning, thermostats, and home automation products.

K-FLEX manufactures thermal and acoustic insulation and jacketing systems that allow for an efficient installation process and deliver reliable and lasting performance on pipes, ducts, vessels and equipment for a wide range of applications, including HVAC, Refrigeration and Industrial Process Systems.

KMC Controls is an independent American manufacturer of building automation and IoT solutions for system integrators, system distributors, IT providers and OEM partners.

LG Electronics USA Inc. is a renowned manufacturer of ductless heat pumps (single and multi zone), VRF, PTACs, windows, dehumidifiers, water source heat pumps, air conditioners, ventilation products, refrigeration products and smart home solutions.

LIXIL Americas is globally renowned company in the field of water technology, housing technology and smart home solutions, building automation and technology solutions, commanding leading positions across key regions and an unrivaled multi-brand, multi-category, multi-channel sales platform.

Mitsubishi Electric Trane HVAC US LLC (METUS) is a provider of ductless and VRF systems in the United States and Latin America region. METUS provides innovative products, systems and solutions capable of cooling and heating any application from a home to a large commercial building.

The North American Electric Reliability Corporation (NERC) is a not-for-profit international regulatory authority whose mission is to assure the reliability and security of the bulk power system in North America. NERC develops and enforces Reliability Standards; annually assesses seasonal and long‐term reliability; monitors the bulk power system through system awareness; and educates, trains, and certifies industry personnel.

Northern Weathermakers HVAC, Inc. provides a range of solutions, including in the scope of Building Automation, Equipment Replacement, Preventative Maintenance and HVAC solutions.

Owens Companies brings over six decades of experience to each building they service. They are the leading fully integrated, single-source mechanical contractor in the Twin Cities. Twenty-four hours per day, seven days per week, Owens is here for home or business.

Prointer Murcia is an HVAC company specialized in generating comfort, complying with the most demanding standards of quality and humane treatment. They provide installation, repair and maintenance of Cooling, Climatization, Heating and Renewable Energy Systems.

Rensair is a specialist in air purification, protecting, and enhancing lives through clean air. Its patented technology combines H13 HEPA filtration with germicidal UVC light, was developed to meet the strict standards of Scandinavian hospitals, and is independently validated by scientific research laboratories. Rensair air purification units meet all the standards recommended by the US EPA and UK SAGE committee in their respective reports.

Siemens provides quality standard products ranging from valves and actuators to sensors and thermostats. Energy efficiency, easy handling and long lifecycles are among the essential features of every single one of their products. And open communication standards like KNX and BACnet enhance compatibility and easily allow for seamless integration into building automation and control systems.

The Testing, Adjusting and Balancing Bureau (TABB) is an organization made up of top heating, ventilating, air conditioning and refrigeration professionals. Since 1981, TABB has set the certification standards for the HVAC industry. TABB is the first and only HVAC testing, adjusting and balancing certification program accredited by the American National Standards Institute (ANSI).

Easy to install and operate zoning, VVT and VAV systems accessed remotely over the internet or on-site from a smart phone, tablet or computer. Zonex manufactures a system for every building and every budget from a 2 zone residential system to auto-changeover bypass VAV products to support up to 400 units. Product line includes, modulating dampers and D-Fusers with a complete line of wireless thermostats along with fresh air dampers and a humidity mitigation system to meet ASHRAE 62.2.