ZONEFIRST and Zonex strive to be the pioneering leaders and manufacturers of innovative HVAC zoning systems and zone dampers, providing energy-efficient and easy-to-install solutions that deliver unmatched, room-by-room comfort and control for every home and business.
Unitronics
Unitronics is a global manufacturer of advanced PLCs with integrated HMI and onboard I/O, designed to optimize HVAC and building automation systems. Our all-in-one controllers streamline control of HVAC equipment, energy management, and environmental monitoring through flexible logic, motion, and communication capabilities. Supporting protocols such as Modbus, BACnet, and MQTT, Unitronics solutions simplify system architecture, reduce installation costs, and enable seamless integration for smart, efficient, and connected building automation applications. | Manufacturer of Programmable Logic Controllers, with integrated HMI Screens. We offer a complete automation solution – adding recently Cloud Software, Motors & Drives. | At Unitronics, we turn complex automation challenges into simple, powerful solutions. From PLCs, HMIs, drives, and motors to cloud-ready software, we manufacture and design technology that’s safe, intuitive, and cost-effective. Whether you’re an OEM looking for a custom product or running a large-scale automated project, our goal is the same — make automation easy to implement and even easier to run. | Unitronics is a global manufacturer of industrial PLC and HMI control platforms engineered for high-performance packaging machinery and process control applications. Unitronics offers tightly integrated PLC+HMI systems with onboard I/O, motion control, PID loops, high-speed counters, and native support for industrial protocols including EtherNet/IP, Modbus TCP/IP, CANopen, and serial communications. Designed for deterministic control and rapid machine commissioning, Unitronics solutions enable precise control of filling, labeling, batching, conveying, and continuous processes, while reducing system architecture complexity, panel space, and lifecycle cost.
SHARGO MANUFACTURING
Shargo Manufacturing is a global manufacturer and exporter of HVAC grilles, registers, diffusers, and sheet metal products. With state-of-the-art fabrication and powder-coating facilities in India and distribution in the U.S., Shargo delivers high-quality, competitively priced solutions for residential and commercial HVAC needs. We also produce generator canopies, control panels, and custom enclosures, supporting distributors, OEMs, and contractors worldwide with reliable products and scalable supply.
Robertshaw
Robertshaw is a global leader in the design, manufacture and marketing of industrial control products and systems. With a rich heritage of innovation spanning over 125 years, Robertshaw offers a comprehensive portfolio of solutions for a variety of applications, including heating, ventilation, air conditioning, refrigeration, cooking and appliance controls. Robertshaw is committed to providing its customers with high-quality, reliable products that enhance safety, comfort and efficiency.
Prolon Controls
Prolon Controls has been providing specialized building control solutions for peak HVAC performance in small to mid-sized commercial buildings for over 25 years. Our complete ecosystem of building control products is proudly manufactured in North America and can reliably control mechanical equipment such as rooftop units, air handlers, boilers, and more. For more information visit: www.proloncontrols.com | Prolon Controls designs scalable HVAC control systems for light commercial buildings—offices, retail, clinics, schools, and warehouses. With 20+ years of expertise, Prolon delivers powerfully simple, non-proprietary solutions that are easy to install
Posifa Technologies
Posifa Technologies is a Silicon Valley–based innovator of MEMS sensing solutions for HVAC & A2L systems, data centers, clean energy, and automotive applications. With 40+ U.S. patents and in-house chip design, Posifa delivers high-performance, cost-effective sensors — from gas and liquid flow to air velocity and vacuum sensing. Our production is carried out in ISO 9000 and IATF 16949 certified fabs, and our sensors are integrated MDR- and FDA-cleared medical devices used worldwide.
Lynxspring, Inc.
Lynxspring is an innovative industry leader with decades of expertise in building automation, energy management and integrated control systems. We provide smart/economical edge-to-enterprise solutions for building owners/operators, OEMs and system integrators. We develop, manufacture, and support open, scalable, and interoperable solutions, customized applications and data analytics. With nearly 450+ partners and 50,000 devices deployed in commercial settings in the US and globally, JENEsys Edge portfolio is perfect for facility, equipment, unitary, plant and VAV control.
Diehl Controls North America
Diehl Controls is one of the world’s leading suppliers in the home appliance and HVAC/R industry – from development to industrialization to high-tech production. We develop and produce scalable electronic systems. Around the world, we ship millions of electronic products that are used in heat pumps, washing machines and many other end appliances. In all areas of our business, we are committed to sustainability, which is a fundamental value for our activities.