TCCA members
 | Danish National Police Center for Beredskabskommunikation Nimbusparken 24, 4 Frederiksberg DK-2000 United Kingdom Mobile: +45 20 84 25 79 www.sikkerhedsnet.dk Categories National Government Body Administration |
| Dansk Beredskabskommunikation Sydvestvej 21 Glostrup 2600 Denmark Tel: +4543488142 http://dbkas.dk.newsite.dk/ Categories Operator | |
 | Deutsche Telekom AG Heinrich-Hertz Str. 3-7 Darmstadt 64295 Germany Tel: +49259498030 www.telekom.com Categories Operator Integrator Deutsche Telekom is one of the world's leading integrated telecommunications companies, with some 151 million mobile customers, 30 million fixed-network lines, and more than 17 million broadband lines. |
 | DOLYA & CO. LTD 4 Pamvy Beryndy lane Kyiv 01015 Ukraine Tel: +380444557777 https://dmr.kiev.ua Categories Integrator, Operator |
 | Eastern Communications Co Ltd Building R&D, 66 Eastcom Avenue Binjiang District, Hangzhou Zhejiang Province 310053 China Mobile: +86 139 5805 6859 http://etra.eastcom.com/en/index.php Categories Manufacturer Core Products Eastern Communications Co., Ltd. (Eastcom), founded in 1958, is a listed company with more than 3000 employees. Eastcom is now evolved with communication network, financial electronics, mobile VAT business, network optimization, etc. Recently, Eastcom developed products of TETRA infrastructure and would pay more attention on professional mobile telecommunication area, such as products based on DMR technologies. |
 | EENA 112 79 Avenue de la Toison d'Or Brussels 1060 Belgium Tel: +32026440608 Mobile: +32 (0)475 714 881 www.eena.org Categories Forum |
 | Emergency Response Centre Agency Satakunnankatu 3-5 PB112 Pori 28131 Finland Tel: +358505676796 www.112.fi Categories Administration |
 | Ericsson Ltd 14th Floor Thames Tower Station Road Reading RG1 1LX United Kingdom Mobile: +44 7918 331 477 www.ericsson.com Categories Manufacturer Core Products Application Provider |
 | ETELM 4 avenue du Parana Les Ulis 91940 France www.etelm.fr Categories Manufacturer Core Products |
 | Etherstack Wireless Limited Etherstack Wireless Limited, 30-31 Friar Street Reading RG1 1DX United Kingdom Tel: +44 (0)118 9586655 www.etherstack.com |
 | Federal Office for Civil Protection (FOCP) Monbijoustrasse 51A Bern 3003 Switzerland Tel: +41584818980 www.bevoelkerungsschutz.ch |
| FMV – Forsvarets Materielverk Banergatan 62 Stockholm 115 88 Sweden Tel: 4687825921 Mobile: +4676 872 5921 www.fmv.se Categories National Government Body Swedish Defence Materiel Administration |