TTW Public Company Limited is a producer and distributor tap water to the Provicial The Provincial Waterworks Authority (PWA) in the West Bangkok areas which cover 2 provinces: Nakhon Pathom province in 3 districts which are Nakhon Chaisri, Sampran and Putthamonthon districts; and Samut Sakhon province in 2 districts which are Muang Samut Sakhon and Krathumban districts. The company has a Water Treatment Plant at Banglen district, Nakhon Pathom province with the maximum production capacity of 440,000 cubic meters per day. In July, 2017 the project of building the 2nd Water Treatment Plant in Krathumban district, Samut Sakhon province will have been finished, which will increase the production capacity for 100,000 cubic meters per day more. This 2nd Water Treatment Plant in Krathumban can handle the expansion of production capacity to the maximum of 400,000 cubic meters per day due to the fact that there has already been a construction of structural work for a support.

In 2016, TTW had a total amount of tap water distributed to The Provincial Waterworks Authority (PWA) for 138.4 million cubic meters with the accumulatively distributed quantity, starting from the first day of operations to the end of 2016 for 1,427.7 million cubic meters. Moreover, TTW also has subsidiaries and associated companies, including acquisition of rights in Industrial Estate in order to conduct business related to tap water production and wastewater treatment together with getting involved in investing in energy business with the natures of each business as follows:

Pathum Thani Water Co., Ltd.

Pathum Thani Water Co., Ltd. (PTW) is the subsidiary of TTW. TTW holds shares in PTW for 98% of 1200 mil.Bt. registered capital. PTW conducts the business of producing tap water and has distributed it to PWA in the North Bangkok areas: Pathum Thani and Rangsit provinces since 1998. Currently, it has a production capacity of 488,000 cubic meters per day. In 2016 PTW had a total amount of tap water distributed to The Provincial Waterworks Authority (PWA) for 131.4 million cubic meters with the accumulatively distributed quantity, starting from the first day of operations to the end of 2016 was for 1,857.0 million cubic meters.

Thai Water Operations Co., Ltd.

Thai Water Operations Co., Ltd. (TWO) is another subsidiary of the company. The shareholders of the company are TTW, holding shares for 68% and PTW, holding shares for 32%. It conducts the business of managing the system of tap water production and distribution, and wastewater treatment for TTW, PTW, Bang Pa-in Industrial Estate, Amata Nakorn Industrial Estate and Amata City Industrial Estate. TWO is certified to ISO 9001:2008 for quality standard in providing maintenance system service and managing the project of tap water production in the areas of Pathum Thani and Rangsit provinces, and to ISO 9001:2008 for quality standard in organizing work management system in order to guarantee for the quality of monitoring control and the efficiency of carrying out tasks.

Bang Pa-in Industrial Estate

TTW has acquired the rights for tap water production and wastewater treatment in Bang Pa-in Industrial Estate (BIE), Phra Nakhon Si Ayutthaya province from Bang Pa-in Land Co., Ltd. for the period of 30 years since August 2009 with the tap water production capacity of 48,000 cubic meters per day and the ability to treat wastewater for 18,000 cubic meters per day. In November, 2015 the Board granted permission for BIE to move the raw water pumping station from the original site (in the area of Khlong Wua, tributary of the Chao Phraya River) to the bank of the Chao Phraya River at Bang Krasan sub-district, Bang Pa-in district, Phra Nakhon Si Ayutthaya province for the stability of raw water quality and quantity. The construction is supposed to be completed in May, 2017.

In 2016, BIE had a total amount of tap water distributed for 7.8 million cubic meters with the accumulatively distributed quantity, starting from the first day of operations to the end of 2016, accounting for 41.6 million cubic meters. The purposes of proceeding to acquire the rights in BIE were to increase revenues for the organization as well as to increase skills, knowledge and experiences for the staff of the company in providing services to customers directly in order to pave the way for achieving the vision of

“being a leading company of the country in conducting the business of water, energy and the environment”.

The company and its affiliated companies are the largest private tap water manufacturers for Provincial Waterworks Authority (PWA). They produce tap water and distribute it to PWA with the total amount of 269.8 million cubic meters, which amounts to 15 percent of the total amount of tap water distribution of PWA all over the country or amounts to 65 percent of total tap water production of all tap water manufacturers from private sectors which distribute tap water to PWA.

Investment in other companies

The company invested in common stocks of CK Power Public Company Limited (CKP) in 2011. Investing domestically and internationally in companies which operate their businesses in producing and distributing electricity, CKP, a Holding Company, invests in subsidiary companies and affiliated companies conducting businesses aforementioned that are classified into 3 groups as follows:
  1. Business of Hydroelectricity Project, such as South East Asia Energy Limited (SEAN) and Xayaburi Power Co., Ltd. (XPCL)
  2. Business of Electricity project with Cogeneration System, such as Bangpa-in Cogeneration Co., Ltd. (BIC)
  3. Business of Solar Photovoltaic Energy Project, such as Bangkhenchai Co., Ltd. (BKC), Chiang Rai Solar Co., Ltd. (CRS) and Nakhon Ratchasima Solar Co., Ltd. (NRS)

Currently, the company has 25.31% of 9,240-million-Baht registered capital with the total investment of 4,228 million Baht.