Prasitchai Veerayuttwilai

EDMI Ltd. manufactures and sells electronic revenue meters for use by utility companies involved in the generation. Its products include metering and communication devices, and customer interface unit. The firm offers advance metering infrastructure, distribution transformer monitoring, small scale smart metering data solution, clairti energy data portal, micro building management system and power line communication homeplug green PHY solutions. The company was founded by John Flood and Neil Gibson in 1978 and is headquartered in Singapore.

Smarterware Co., Ltd. provides software solutions. Its products and services include turn-key software services and professional services, platform, industry and key client portfolio. The company was founded in 2007 and is headquartered in Nonthaburi, Thailand.

Samart Infonet Co. Ltd. provides Internet services in Thailand. It offers FTTx services, G.SHDSL services, MPLS services, leased line services, gigabit Internet services, URL filtering services and mail security services. The firm provides Internet with various options, including dial-up interface; the high-speed Internet, such as ISDN, ADSL, SDSL, and MPLS; gigabit Internet; and the leased lines, including supplementary services to customers at home and business organizations. The company was founded on March 5, 1996 and is headquartered in Nonthaburi, Thailand.

Part of Samart Corp Public Co. Ltd., IT Gen Co. Ltd. distributes computer and communications equipment. IT Gen Co. was acquired by IT Gen Co. Ltd/Soha/ from Samart Corp Public Co. Ltd. on February 24, 2012 for $0.52 million.