Company Information

  1. Investor Relations
  2. Company Information
  3. Company's Business

OVERVIEW OF PPS BUSINESS AND PPS'S SUBSIDIARY

In order to grow the organization sustainably, develop the company effectively and successfully gain the business opportunities in the future, the company has become a Public Company and fundraised in MAI stock market since 2012. After fundraising in 2012, Project planning Service PLC has grown steadily both in the main business and other businesses in subsidiary and joint-venture companies. These have been in accordance with the plan to develop the Company’s capabilities beyond merely offering services of engineering advices and management of construction projects. At the moment, we have been able to offer services in various via subsidiaries and companies in various machine aspects including;

PPS Oneworks Company Limited

offers services in structural and architectural designs work, Technical Support for Construction Management and Supervision.

PPS Innovation Company Limited

offers services in information technology in particular the public relation and advertising media, including the software service for construction business, energy business, SMART Buildings and SMART Cities.

Sapatt Project Company Limited (SPP)

offers services in energy business, and environmental sectors, providing consultancy services for green buildings (LEED), carbon footprint assessment, smart buildings, smart cities, as well as building inspection and energy efficiency management.

Project One Property Development Company Limited

offers the property development business.

Project Two Property Development Company Limited

offers the business of buying and selling of land.

Project Three Engineering Company Limited

offers real estate business operation with consulting, managing and administering construction. Additionally, being a beneficiary manager and supervising assets and rights in the real estate.

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SUBSIDIARY COMPANIES

PPS Oneworks Company Limited (PPSOW)

or the former name is PPS Design Company Limited (PPSD) was established on July 31st, 1990. The headquarters is located at 381/6 Soi Rama IX 58 (Soi 7 Seri 7), Rama IX Road, Suanluang, Suanluang, Bangkok, 10250. PPSOW is an engineering design company offering Construction Management and Supervision, Quantity Surveyor (QS), and Building Information Modeling (BIM) with 10.00 million Baht (ten million Baht) of registered capitals. There are 100,000 common shares; 100 Baht each. The Company holds 50,998 shares or 51 percent of all registered capitals. Onework Asia holds 49,000 shares or 49 percent. There are 5 directors in PPSOW and the names will be shown as follows.

Name Position
1. Mr. Prasong Tharachai Managing Director
2. Mr. Phongthon Tharachai Director
3. Mr. Theerathon Tharachai Director
4. Mr. Giulio De Carli Director
5. Mr. Anwar Mohamed Director

was founded on January 4th, 2013 with former name as PPS Information Consultant Co., Ltd. The headquarters is at 103 Building, 3rd floor, Soi Rama IX 60 (Soi 7 Seri 7) Rama IX Road, Phatthanakan, Suanluang, Bangkok 10250. PPSI serves information technology media and content. Our services include film and video production, radio and television program, concert and event organization, application and computer programming and energy business, smart building and smart city. Currently, PPSI has registered capitals at 10 million Baht. They are 1,000,000 common shares; 10 Baht each. The Company holds 949,999 shares or 95 percent of the shares. Mr. Phongthon Tharachai holds 45,001 shares or 4.5 percent. There are 3 directors and their names are displayed below.

Name Position
1. Mr. Phongthon Tharachai Managing Director
2. Mr. Voradej Piemsuwan Director
3. Mr. Eakkamol Lertchunhakiat Director

was founded on October 18th>, 2017. The headquarters is at 381/6 Soi Rama IX 58 (Soi 7 Seri 7), Rama IX Road, Suanluang, Suanluang, Bangkok, 10250. Our company provides energy and environmental businesses, specializing in green building consultancy (LEED), carbon footprint advisory, smart buildings, and smart cities. Also provides inspection and monitoring services to ensure energy-efficient building operations. The registered capital is 1.5 million baht. There are 150 common shares and each share costs 10,000 Baht. SPP holds 90 shares (60 percent). Mr. Nasid Chirabhundhu holds 38 shares (25.3 percent), and minority shareholders hold 22 shares (14.7 percent) of the total registered capital. The company has a board of 3 directors.

Name Position
1. Mr. Theerathon Tharachai Director
2. Mr. Wanchai Ruangsub - anek Director
3. Mr. Nasid Chirabhundhu Director

was established on May 30th, 2019. The headquarters is at 381/6 Soi Rama IX 58 (Soi 7 Seri 7), Rama IX Road, Suanluang, Bangkok, 10250. P1 offers the business in property development field with the registered capital at 20 million Baht. There are 200,000 common shares; 100 Baht each and the company holds 199,998 shares or 99.99 percent of all registered capitals. There are 2 directors in P1 and the names will be shown as follows.

Name Position
1. Mr. Phongthon Tarachai Director
2. Mr. Teerachai Klaiseetong Director

VENTURE CAPITAL

Project Two Property Company Limited (P2)

was established on February 17th, 2020. The headquarters is at 103 Building, 6th floor, Soi Rama IX 60 (Soi 7 Seri 7) Rama IX Road, Phatthanakan, Suanluang, Bangkok 10250. P2 offers the business in buying and selling land with the registered capital at 1 million Baht. There are 10,000 common shares; 100 Baht each and Project One Property Development Company Limited (P1) holds 5,298 shares or 52.98 percent of all registered capitals. Mr. Peter John Hamilton holds 4,700 shares or 47 percent. There are 5 directors as follows.

Name Position
1. Mr. Phongthon Tharachai Director
2. Mr. Peter John Hamilton Director
3. Mrs. Thanyanan Vijacksungsithi Director
4. Mr. Teerachai Klaiseethong Director
5. Mr. Angus Pyakk Hamilton Director

Project Three Engineering Company Limited (P3)

was established on July 20th, 2020. The headquarters is at 103 Building, 6th floor, Soi Rama IX 60 (Soi 7 Seri 7) Rama IX Road, Phatthanakan, Suanluang, Bangkok 10250. P3 offers real estate business operation with consulting, managing and administering construction. Additionally, being a beneficiary manager and supervising assets and rights in the real estate. with the registered capital at 1 million Baht. There are 10,000 common shares; 100 Baht each and Project One Property Development Company Limited (P1) holds 5,098 shares or 50.98 percent of all registered capitals. Mr. Peter John Hamilton holds 4,900 shares or 49 percent. There are 5 directors as follows.

Name Position
1. Mr. Phongthon Tharachai Director
2. Mr. Peter John Hamilton Director
3. Mrs. Thanyanan Vijacksungsithi Director
4. Mr. Teerachai Klaiseethong Director
5. Mr. Angus Pyakk Hamilton Director

JOINT-VENTURE

DAP Joint Venture

DAP Joint Venture was established on July 1, 2025, under a joint venture agreement between D.X. Studio Co., Ltd., Project Planning Service Public Company Limited, and Ahead Advisory Co., Ltd., with shareholding proportions of 42.60%, 27.00%, and 30.40%, respectively. The venture was formed to provide infrastructure and utility design services for the DTI Industrial Estate, a project aimed at developing areas to support the national defense industry for a government agency.

Currently, the design phase for the DTI Industrial Estate’s infrastructure and utilities commenced in July 2025 and is expected to be completed in 2026.

Dohwa Engineering Co., Ltd., Consulting Engineers Group Ltd., Project Planning Service Public Company Limited, and PPS One Work Co., Ltd. Joint Venture

Dohwa Engineering Co., Ltd., Consulting Engineers Group Ltd., Project Planning Service Public Company Limited, and PPS One Work Co., Ltd. Joint Venture was established on July 29, 2025, through a joint venture agreement. The equity interest is divided among the partners at 40.10%, 32.90%, 22.00%, and 5.00%, respectively. With a total investment capital of THB 1.00 million, the Company’s contribution is in the form of specialized technical expertise (non-cash investment) rather than a direct monetary contribution.

The primary objective of this joint venture is to provide consulting services for the Runway and Taxiway Construction Project at a specific airport for a government entity. Currently, the construction of the U-Tapao International Airport runway and taxiway project began in October 2025 and is slated for completion in 2029.