Thomas Thyholdt

Total Access Communication Public Co., Ltd. is engaged in the provision of wireless telecommunication services and sale of handsets and accessories. It operates under the Mobile Telephone Service and Related Services; and Sales of Handsets and Starter Kits segments. The company was founded in August 1989 and is headquartered in Bangkok, Thailand.

DNA Plc operates as a mobile telecommunications company. It operates through two segments: Consumer and Corporate Business. The Consumer segment offers consumer's diverse telecommunication services such as communication, information, safety and entertainment, including mobile phones and mobile phone subscriptions, broadband, data security services, TV services from connections to channel packages as well fixed telephone connections. The Corporate Business segment offers companies and communities nationwide, standardized and easy-to-use communication and data network solutions, including SMS, telecommunication and voice services, comprehensive solutions as well as services to domestic and international tele operators. The company was founded on March 21, 1985 and is headquartered in Helsinki, Finland.