- Brandner PCB Ltd.
- Address:Other, Estonia
- Polytronglass LLS
- Address:13-101 Randla Str Tallin, Talli
- TipsNano
- Address:Kristiina 15-214 Tallinn 10131, Estonia Tallinn, EU
- Ecometal AS
- Address:Kesk 2 / 26
- OMD OU
- Address:Tartu Mnt.1
- HeptaMerc LLC
- Address:Veskitammi, Saue County, Estonia
- TEPSO LTD.
- Address:Haljas Tee 25
- Promeco
- Address:Rannamois tee 4
- ELIT OU
- Address:Kadaka tee 74b
- Interspectrum OU
- Address:Toravere, 61602
- Fantek OY
- Address:Tuha
- VAKARU REFONDA
- Address:Kopli 103
- Estel Elektro AS
- Address:Kuuli, Tallinn, Harjumaa, Estonia
- FEIZERTON OU
- Address:Ahtri 10A
- Perline Ou
- Address:Vee 3 Vandra Parnumaa 87701 Estonia
- Alfamobile , Ltd.
- Address:Tartu mnt 43 / F. R. Kreutzwaldi 24, Tallinn, Estonia
- Medical Audio OU
- Address:Arukula tee
- Telereading Co.
- Address:Tulika 15/17 Tallinn Estonia
1