When it comes to HVAC services, like heating and air conditioning services, we, Teressen Heating Ltd are a name. They have expert technicians who assist in giving the best advice on an on-site visit or help with a free quotation for the installation system. The company has always earned a reputation as one of the major and fastest-growing HVAC services in Canada.

Tescor was founded to bring a new level of precision and energy-efficiency to climatic control, testing, and storage. More precise and efficient testing environments means more energy-efficient solutions—and more competitive, eco-friendly products.

Testo is a supplier for HVAC industries, refrigeration, airflow and environmental monitoring instruments for markets as diverse as chemical, food and beverages, pharmaceutical and biotech. Testo provides portable instruments for combustion analysis, temperature, air velocity, humidity, pressure, data logging, thermal imaging, sound, RPM, visual inspection, moisture, refrigeration and IAQ.

The Texas Air Conditioning Contractors Association is a non-profit trade association for the heating, ventilation, air conditioning and refrigeration contractors in Texas, USA. These contractors design, install, maintain and service HVAC/R systems, guided by principals of honesty and integrity. TACCA is committed to improving the industry by helping members succeed.

The Gould Company is a renowned US-based provider of services, sales and training for HVACR distributors, dealers and engineers throughout the US States of New England and New York, including complete warehouse capabilities with one-day service to Northeast and mid-Atlantic regions of the US.

The Maintenance Network specialize in providing comprehensive HVACR maintenance and repair services, available 24/7 to meet varying needs. Their expert technicians are skilled in all aspects of electrical, HVAC, and refrigeration systems, ensuring equipment runs smoothly year-round. They also offer professional installation of UV lighting to enhance indoor air quality (IAQ).

Thelen Mechanical provides professional heating, cooling, and plumbing services in the Twin Cities, North West Metro, and surrounding communities. They pride themselves on delivering exceptional service to their customers and their families at prices that won’t break the bank.

Therma is California's premier mechanical solutions provider, a leader in the field for 50 years. herma focuses on complex HVAC systems and high purity process piping and controls for cleanrooms, laboratories, and high-tech manufacturing facilities.

Therma-Stor manufactures a line of residential dehumidifiers, which includes the Santa Fe series of free-standing dehumidifiers and the Ultra Aire by Santa Fe series of whole house ventilating dehumidifiers. Therma-Stor also offers Quest industrial dehumidifiers and the Phoenix line of restoration equipment for dehumidification, air scrubbing, water extraction, and evaporative drying.

Thermco is the area’s premier agency representing manufacturers in the sale of heating, ventilating, refrigeration, air conditioning and plumbing products

Thomas Home Services is the renowned home service contractor serving Chandler, Arizona and the surrounding areas. They have provided the finest in quality HVAC and plumbing services since 1946, and they’ve served the entire Phoenix and East Valley area since 1994. The company offers top-quality HVAC, plumbing, and appliance services.

Thomas Sales has been a cornerstone of the Chicago construction market for over 35 years. Humble beginnings as a rep/distributor for the hardware stores of the Chicagoland area and then driving the growth of Home Depot's expansion throughout the Midwest with Siemens, Farenhiet and many other manufacturers. As typical retail sources separated themselves from regional representation, Thomas Sales adapted.

Top Shelf Heating are expert professionals who can help with any and all HVAC needs. They offer an array of HVAC services in and around Boise, Idaho and they have become known as one of the best HVAC firms in terms of customer relations, pricing, and honesty.

TRION IAQ provides a complete line of indoor air quality products: filters, air cleaners, cartridge dust collectors and electrostatic precipitators, cleanroom filtration, humidifiers, dehumidifiers.

TRUaire is a leading manufacturer of grilles, registers, and diffusers for the residential and commercial HVAC market. They are focused on providing the highest quality standards in the industry through innovation, customer care, and expertise.

TruTech Tools Ltd. is a company based in Ohio that provides the best testing equipment available for contractors & technicians working in HVAC/R, building and home performance, facilities and industrial, energy auditing and home inspectors.

Tucker M&E is a Mechanical and Electrical Building Services Contractor. The company was founded in 1973 as Neville Tucker Heating Ltd, now rebranded as Tucker M&E with over 40 years of growth and experience in the mechanical and electrical services sector. Projects undertaken are very diverse, ranging from small commercial to large office, retail, leisure, and industrial sites.

Tunstall Corporation has provided customers with cost-effective energy products and solutions for over 50 years now. Their product line includes steam traps, control valves, self contained controls, and steam trap capsules for all steam traps.

Turbo Home Services is serving Houston since last 15 Years for plumbing service and repair. From leak detection to clogged drains to whole-home re-pipes, the Pros at Turbo Home Services provide the full spectrum of plumbing services. Turbo Home Services has experienced, licensed, and trained technicians. They offer a wide range of heating and cooling 24-hour AC, Piping and Heating services in Houston, Texas, USA.

Turner Brothers Heating & Air Conditioning has been offering quality HVAC installation and HVAC repair services in Saint Marys, Valdosta, Yulee along with surrounding areas since 1984.

U.S. Climate Alliance states are committed to taking real, impactful, on-the-ground action that urgently addresses the climate challenge. In becoming an Alliance member, member states commit to achieve the Paris Agreement’s goal of keeping temperature increases below 1.5 degrees Celsius globally.

UEi Test Instruments designs, manufactures, market, service and support portable test equipment that every day enables thousands of professionals to do their jobs around the world. They provide Multi, digital, resistance, temperature, humidity voltage testers, leak detectors, combustion gas, and carbon monoxide analyzers.

Valiant Air provides a wide range of HVAC services that aim to keep your property comfortable all year long. They take pride in providing specialized attention to each of the clients while extending the life of their heating and cooling systems. The team members are trained and capable of handling all HVAC needs effectively and in no time.

Ventive Limited is a pioneer in the design of naturally intelligent ventilation systems to deliver fresh air at minimal energy cost. Tom Lipinski founded the company with the vision that ventilation can play a key role in the sustainable architecture of the future. Almost all of the air breathed, within the built environment, can be introduced comfortably without the need for further power, heating, or cooling.

Veri-Dry LLC, DBA/DXAir provide custom built solutions that truly control the humidity and air quality in pool rooms/natatorium. They also provide Pool Dehumidifiers for commercial and residential applications.

Vetter GmbH has been a pioneering provider of emergency pneumatics. Specializing in pneumatic rescue equipment and shelters for fire services and medical teams, Vetter combines innovation with a deep understanding of rescuers’ needs. Their commitment to quality and customer-oriented solutions sets them apart, making them the preferred choice for emergency professionals worldwide. In 2004, Vetter GmbH became a trusted partner of IDEX Fire.

Established in February 2001, Voltex continues to achieve rapid, consistent growth by focusing on compliance, high performance and reliability, with an unflinching commitment to looking after electrical contractors, the guys that do the work. They are a 'manufacturer to end-user' company, controlling everything from design right through to using only direct distribution from Voltex's own warehouses to account-holding licensed electricians.

Weiss instruments manufacturers Thermometers, Humidity Indicators and Pressure Gauges and is based out of USA

Thermostats, gas valves, ignition controls and igniters, Filter Driers, Expansion Valves, and Solenoid Valves for heating, air conditioning, refrigeration and IAQ.

William Tao & Associates, Inc. (WTA) is a multi-discipline engineering firm providing innovative services in engineering and energy-effective building systems. WTA provides a wide range of engineering services including mechanical, electrical, plumbing, fire protection, building automation, structural, civil, master planning, and commissioning