- Building materials and constructions
- Chemistry and petrochemistry
- Computer-aided manufacturing
- Electronics and electrical engineering
- Engineer and metal-workingness
- Extractive Industry
- Food industry
- Forest and Woodworking
- Glass and porcelain industry
- Industrial equipment
- Power engineering
http://ekta.ua/ - Zhytomyr
The site of the Company "EKTA": plasmic and light-emitting diode displays.
http://www.rec.ua/ - Zhytomyr
Radio-Electronic Company - proffesional sound, public address systems, conference systems.