Wichai Maithong

Director/Board Member at PROSPER ENGINEERING

66 year

Consumer Services

Energy Minerals

Finance

Profile

Wichai Maithong is an Independent Non-Executive Director at Prosper Engineering Public Co., Ltd. since 2021.
Former positions include Chairman at Eastern Commercial Leasing PCL from 2023 to 2025, Managing Director at Prism Consulting Co. Ltd. from 2017 to 2022, Manager-Sustainable Development at Thai Oil Public Co. Ltd. from 2016 to 2017, and Administrative Manager at Thai Lube Base Public Co. Ltd. from 1993 to 2008.
Education includes undergraduate studies at Ramkhamhaeng University and an MBA from Dhurakijbandij University.

Wichai Maithong active positions

Companies	Position	Start
PROSPER ENGINEERING	Director/Board Member	11/11/2021

All active positions of Wichai Maithong

Former positions of Wichai Maithong

Companies	Position	End
EASTERN COMMERCIAL LEASING	Chairman	26/02/2025
Prism Consulting Co. Ltd.	Chief Executive Officer	31/12/2021
THAI OIL	Corporate Officer/Principal	31/12/2016
Thai Lube Base Public Co., Ltd. Thai Lube Base Public Co., Ltd. Oil Refining/MarketingEnergy Minerals Refines and produces lube base oil products	Chief Administrative Officer	31/12/2007

See the detail of Wichai Maithong's experience

Training of Wichai Maithong

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of Wichai Maithong's experience

Connections

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

See the personal network

Linked companies

Private companies	7
Eastern Commercial Leasing PCL Eastern Commercial Leasing PCL Finance/Rental/LeasingFinance Provides credit services	Finance
Thai Oil Public Co. Ltd. Thai Oil Public Co. Ltd. Oil Refining/MarketingEnergy Minerals Engages in petroleum refining, pipeline transportation and carbon black and paraxylene production activities	Energy Minerals
Thai Lube Base Public Co., Ltd. Thai Lube Base Public Co., Ltd. Oil Refining/MarketingEnergy Minerals Refines and produces lube base oil products	Energy Minerals
Ramkhamhaeng University Ramkhamhaeng University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Dhurakijbandij University Dhurakijbandij University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Prism Consulting Co. Ltd.
Prosper Engineering Public Co., Ltd. Prosper Engineering Public Co., Ltd. Engineering & ConstructionIndustrial Services Provides engineering consulting, electrical and air conditioning systems installation services	Industrial Services