About us
An M&E contractor accountable
from design to maintenance
Tang Sui Seng Corporation Co., Ltd. (TSS) provides mechanical and electrical engineering services — design, supply, installation, testing and maintenance for buildings and factories — nationwide from our Bangkok head office and Chonburi branch.
Company profile
Professional in Mechanical & Electrical Engineering
TSS is a result-oriented M&E contractor: we are measured on quality of work and on meeting the expected timeline, at a competitive price. Our team has more than 10 years of experience across high- and low-voltage electrical, control and instrumentation, air conditioning, water supply and IT, backed by advisors with more than 40 years in engineering.
Our clients include hospitals, food and beverage factories, car showrooms, hotels, office buildings, government agencies and private residences — see our projects.
- Company
- Tang Sui Seng Corporation Co., Ltd. (TSS)บริษัท ตั๊งซุ่ยเซ้ง คอร์ปอเรชั่น จำกัด
- Business
- Design, supply, installation, testing and maintenance of six M&E systems
- Head office
- 659/44 Soi Charansanitwong 41, Bangkok Noi, Bangkok 10700
- Branch
- 29/71 Moo 4, Ban Puek, Mueang Chonburi, Chonburi 20130
- Service area
- Bangkok, surrounding provinces, Chonburi, Rayong and projects nationwide
- Award
- Best Product Award (service category)Eastern-region SME · February 2025
Why TSS
Four commitments on every project
Quality & time-oriented
We focus on results — both the quality of work and meeting the expected timeline.
Expertise in M&E engineering
More than 10 years of experience in high- and low-voltage, control and instrumentation, HVAC, water supply and IT solutions nationwide.
Strong resources network
A strong network of engineering and service staff, so we can resource your project even in urgent cases.
Strong business partners
Good relationships with international and local partners let us deliver international standards at a competitive price.
Our team
Management and advisors
From the engineering profession and its associations — the Air Conditioning Engineering Association of Thailand (ACAT) and the Safety and Health at Work Promotion Association.
Norawat Hiransuchalert
Marketing Director
More than 10 years in project and financial management, including more than 8 years in the mechanical and electrical engineering business
- Executive Committee Member, YEC Chonburi Chamber of Commerce
- Former Assistant Lecturer, Air Conditioning Engineering Association of Thailand (ACAT)
- M.Eng. — Asian Institute of Technology (AIT)
- B.Eng. — King Mongkut’s Institute of Technology Ladkrabang (KMITL)
Pornthep Pramkaew
Mechanical Advisor
More than 10 years as a Mechanical Project Engineer at Ritta Co., Ltd., managing projects worth more than 2,000 million THB
- Assistant Lecturer, Air Conditioning Engineering Association of Thailand (ACAT)
- Professional Mechanical Engineer license (สก.4344)
- B.Eng. — Kasetsart University
Pisitchai Panyapalungkul
Mechanical & Energy Management Advisor
More than 40 years in mechanical system design and installation, energy management, project management, contracts and cost control
- Former Director of Engineering Knowledge & Skills Development, ACAT
- Previously with Ritta, Built Land PCL., Secco and Worachak Inter
- MBA and B.Eng. — Chulalongkorn University
Vilert Jetiyanuwatr
Electrical & Safety Advisor
More than 40 years in senior management of safety engineering across mechanical and electrical work
- Director, Safety and Health at Work Promotion Association (Thailand) under Royal Patronage
- Former senior manager, National Institute for the Improvement of Working Conditions and Environment, Ministry of Labour
- B.Eng. — King Mongkut’s Institute of Technology Ladkrabang (KMITL)
How our project teams are organized
- Marketing DirectorMain contact and project owner
- Mechanical, electrical and safety advisors
- Project Manager
- Foreman
- Skilled workers
Start a project
Send us your project details.
Our engineers will review it first.
Share drawings, a TOR or site photos on LINE. We reply with a recommended approach and a preliminary budget range, free of charge.
Or email sales@tangsuiseng.com · Office +66 2 882 4354 · Mon – Sat 08:00 – 17:00 (GMT+7)