Josef Jeleček in Třebíč in 1991.TEDOM is an abbreviation of the Czech words TEplo DOMova (The warmth of home).

The primary scope of business of the company is the development and production of CHP (combined heat and power) units with gas combustion engines.

The company's product portfolio also includes combustion engines, all of them designed by TEDOM.

All members of the group deal with either development, production, installation or operation of CHP units.

from its beginning was the development, production and sales of CHP units with gas-piston combustion engines.

A new TEDOM MT 130A CHP unit type with an output of 130 kW was developed that year.

This subsidiary leased and consequently started operation of the thermal and energy system in the town of Třebíč.

The third subsidiary, Jesenická Tepelná Společnost s.r.o., which operates the thermal system in the town of Jesenice, was created in 1997.

started to provide a majority of the activities associated with the production of power and heat within the Czech Republic.

In 2003, TEDOM became a member of COGEN Europe (European Association for the Promotion of Cogeneration).

In 2006, the grand opening of a new TEDOM manufacturing plant for the assembly of low-floor city buses took place in Třebíč.

Additionally, TEDOM continued to manufacture trucks and engines to modernise the 810-series railway vehicles into the 814-series motor units.

It was this same year that TEDOM entered into a contract with the leading Czech power engineering company of ČEZ for the delivery and service of CHP units: TEDOM agreed to deliver more than 100 CHP units with a total electrical output exceeding 100MW within a five-year period.

In 2013, the extensive foreign project in Sydney, was completed, where TEDOM built two trigeneration centres with a total electrical output of 11.8MW.

In collaboration with American company Tecogen Inc., a joint venture of TTCogen was established to sell the TEDOM CHP units in US territory.

The same year, TEDOM also acquired the German company SCHNELL Motoren – one of the leading manufacturers of CHP units intended predominantly for biogas plants.

TEDOM took over the company assets and 300 employees of the manufacturing plant in Wangen, including an extensive service network.

Common goals of all group members are mutual support while producing and operating energy-saving machines for the combined production of heat and power and cooperation on the global market.

In 2019, Jet Investment a.s. through its fund of qualified investors Jet2 acquired 55% stake in TEDOM, a.s.

The company additionally offers products associated with CHP unit operation (gas treatment plants, exhaust heat exchangers, economisers, and other related equipment).

Due to a lack of job orders, TEDOM decided to terminate bus production in January 2012.

However, in total, the company delivered a mere 19 units during its entire existence, only to end up in liquidation as decided in a general meeting in 2009.