Founded in 1959 by Carlo Garanzini and Mario Saita, Saiver was born as a ventilation systems company. Evolving under the careful direction of the founders, the factory starts to produce air handling units (AHU) in the the 1960s.

For 50 years, Schornsteinwerk Schreyer GmbH have been producing and selling chimney and ventilation systems with complete accessories as well as prefabricated chimney heads at the Zeven location. Shaft and ventilation stones are used for ventilation and as an enveloping shaft for exhaust pipes.

Semikron Danfoss is a pioneer in power electronics. Their product offerings include semiconductor devices, power modules, stacks, and systems.

Sirius Buying Group will get ahead of the competition with its collective trade purchasing power of more than £120 million+. Currently comprising 188 members and 250 retail outlets, Sirius by virtue of its members is able to facilitate the UK with an extensive collection of home appliance and kitchen retail brands. Through specially negotiated terms with its preferred suppliers, Sirius members are guaranteed to benefit from improved margins.

Stiebel Eltron is an internationally operating Group and is among the global market and technology leaders in the fields of building services and renewable energies. Since 1924, technical performance, quality, innovation, reliability and customer-oriented service have been defining factors in their success.

STIEBEL ELTRON offers highly efficient products and services for heating, cooling, ventilation, and hot water preparation of buildings. It is pursuing a clear line and driving forward the energy transition: renewable electricity is the driving energy for products.

Stulz-ATS is a globally renowned manufacturer of environmental control equipment including a full line of energy-efficient precision air conditioners, ultrasonic humidifiers, and desiccant dehumidifiers. They also provide cooling solutions and services for mission critical applications through the design and manufacture of highly energy efficient temperature and humidity control equipment for commercial and industrial applications.

Superior Sensor Technology was established with the objective to revolutionize the high-performance, cost-driven pressure sensor market by developing integrative, high-performance, cost-efficient solutions for industrial, HVAC and medical applications. The company’s technology is based on a proprietary architecture called NimbleSense™, that significantly improves overall sensor performance and adds exclusive application specific system features.

Tecnoclima is a leading company in heating, air conditioning and air treatment and is based out of Italy.

The Vaillant Group is an internationally active company based in Remscheid, Germany, which operates in the fields of heating, ventilation and air-conditioning technology. The Vaillant Group develops and manufactures customized products, systems and services to provide a comfortable living environment.

When it comes to innovative, custom and traditional air conditioning for boats, Thermowell has been the partner serving thousands of customers around the world since 1997.

Verdant is one of the major HVAC manufacturers and suppliers in the United Arab Emirates (UAE). They provide a wide range of products and with their flexible manufacturing system, they also offer customization as per their customers requirements at very competitive prices. Verdant Industries aims to be the most reliable and innovative company in the field of HVAC and building equipment by providing the best solution and services.

VIP AIR EMPOWERMENT S.R.L. are globally renowned in providing HVAC solutions and services. The company is based out of Milan, Italy.

Vitesy is an Italian company committed to improving people's lives and well-being through sustainable and smart solutions. The development of innovative and smart technologies, it promotes a healthy environment and a sustainable lifestyle to help people go about their daily lives in optimal conditions. They work passionately to create a better future for the planet through products such as Natede, Eteria, and Shelfy.

VTS International GmbH, ISO 9001: 2015 certified, is the German branch of an international group which concentrates its activities on the aftermarket for turbo-compressors. VTS's core competencies are the production of air coolers for Centac (Ingersoll Rand) and TurboAir centrifugal compressors, as well as the delivery of all other spare parts for these two brands.