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| Stephen J. TROWBRIDGE SG15 Chair
 | Nokia 630 Terrace Avenue, Unit F
Boulder, CO 80304-4843
USA United States
 Tel: +1 303 809 7423
 E-mail: steve.trowbridge@nokia.com
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| Ghani ABBAS SG15 Vice-chair
 | Huawei Technologies Co., Ltd. United Kingdom
 E-mail: ghaniabbas4@gmail.com
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| Fahad ALFALLAJ SG15 Vice-chair
 | Communications and Information Technology Commission P.O. Box 61762 Riyadh 11575 Saudi Arabia
 Tel: +966 1 4618160
 Fax: +966 1 4618341
 E-mail: ffallaj.itu@gmail.com
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| Noriyuki ARAKI SG15 Vice-chair
 | International Telecommunication Union ITU/TSB
Place des Nations
1211 Geneva 20 Switzerland
 Tel: +41 22 730 5828
 E-mail: noriyuki.araki@itu.int
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| Viktor KATOK SG15 Vice-chair
 | Ministry of Digital Transformation of Ukraine SPTU Ukraine
18 Tarasa Shevchenko Blvd
Kiev 01030
 Ukraine
 Tel: +380 44 230 9022
 Fax: +380 44 246 4422
 E-mail: vkatok@ukrtelecom.ua
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| Dan LI SG15 Vice-chair
 | Huawei Technologies Co., Ltd. China
 Tel: +86 755 2897 3237
 Fax: +86 755 2897 2935
 E-mail: huawei.danli@huawei.com
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| Francesco MONTALTI SG15 Vice-chair
 | Heraeus Quarzglas GmbH & Co. KG Belgium
 Tel: +39 335 7510652
 E-mail: fmon53@icloud.com
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| Atílio REGGIANI SG15 Vice-chair
 | CPqD Telecom & IT Solutions Rod. Campinas - Mogi-Mirim km 118,5
13088-902 -CAMPINAS-SP Brazil
 Tel: +55 19 3705 6584
 Fax: +55 19 3705 6119
 E-mail: atilio@cpqd.com.br
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| Jeong-dong RYOO SG15 Vice-chair
 | Electronics and Telecommunications Research Institute (ETRI) Korea (Rep. of)
 Tel: +82-42-862-2480
 E-mail: ryoo@etri.re.kr
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| Helmut SCHINK SG15 Vice-chair
 | Nokia Solutions and Networks Gmbh & Co. KG 81669 Muenchen, St. Martin Str. 53
 Germany
 Tel: +49 89 636 79115
 E-mail: helmut.schink@nokia.com
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| Tom STARR WP1/15 Chair
 | Huawei Technologies Düsseldorf GmbH Germany
 Tel: +1-224-288-4858
 E-mail: tstarr@ieee.org
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| Hubert MARIOTTE WP1/15 Vice-chair
 | Orange 2, avenue P. Marzin
22307
Lannion France
 Tel: +33296050536
 Fax: +33296053236
 E-mail: hubert.mariotte@orange.com
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| Francesco MONTALTI WP2/15 Chair
 | Heraeus Quarzglas GmbH & Co. KG Belgium
 Tel: +39 335 7510652
 E-mail: fmon53@icloud.com
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| Viktor KATOK WP2/15 Vice-chair
 | Ministry of Digital Transformation of Ukraine SPTU Ukraine
18 Tarasa Shevchenko Blvd
Kiev 01030
 Ukraine
 Tel: +380 44 230 9022
 Fax: +380 44 246 4422
 E-mail: vkatok@ukrtelecom.ua
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| Ghani ABBAS WP3/15 Chair
 | Huawei Technologies Co., Ltd. United Kingdom
 E-mail: ghaniabbas4@gmail.com
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| Malcolm BETTS WP3/15 Vice-chair
 | ZTE China
 Tel: +1 678 534-2542
 E-mail: malcolm.betts@zte.com.cn
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| Hiroshi OTA SG15 Advisor
 | International Telecommunication Union ITU/TSB
Place des Nations
1211 Geneva 20 Switzerland
 Tel: +41 22 730 6356
 E-mail: hiroshi.ota@itu.int
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| Emmanuelle LABARE SG15 Administrative assistant
 | International Telecommunication Union ITU/TSB
Place des Nations
1211 Geneva 20 Switzerland
 Tel: +41 22 730 6312
 E-mail: emmanuelle.labare@itu.int
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