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SPN Soil Engineering Co., Ltd.

Geotechnical testing and engineering design in Thailand

SPN Soil Engineering Co., Ltd. is a Thai geotechnical engineering company providing soil investigation, pile testing, topographic surveys, geotechnical instrumentation, non-destructive structural testing, environmental field work, and geotechnical and civil design. The team works nationwide from an office in Bang Sao Thong, Samut Prakan, near Bangkok, and reports are signed by a licensed civil engineer.

Call +66 88 303 1640Email info@spnth.comLINE @spnth
  • 8 service lines
  • All 77 provinces
  • Testing and design only
  • Free quote in 24 hours
SPN over-water soil boring under a river bridge in Ayutthaya, Thailand

What services does SPN provide in Thailand?

SPN covers the full geotechnical chain from site investigation and testing to monitoring and design, so soil data, test results and design stay with one engineering team.

Who is SPN Soil Engineering?

Company
SPN Soil Engineering Co., Ltd. (บริษัท เอสพีเอ็น ซอยล์ เอ็นจิเนียริ่ง จำกัด), Tax ID 0115564004492
Office
55/10 Moo 3, Si Sa Chorakhe Noi, Bang Sao Thong, Samut Prakan 10570, Thailand (Google Maps)
Coverage
Nationwide, all 77 provinces, on land, in rivers and offshore
Scope
Testing, investigation and engineering design only, no construction work
Team
Engineering team with over 20 years of experience; reports signed by a licensed civil engineer (Council of Engineers Thailand licence)
Contact
+66 88 303 1640 · +66 2 130 7987 · info@spnth.com · LINE @spnth

Frequently asked questions about SPN

What does SPN Soil Engineering do?
SPN Soil Engineering provides geotechnical investigation, testing and engineering design in Thailand: soil boring and laboratory testing, pile load and integrity testing, topographic and drone surveys, geotechnical instrumentation, non-destructive testing of concrete structures, environmental field work, and geotechnical and civil design. SPN does testing and design only and does not take construction work.
Where is SPN located and which areas do you cover?
The office is at 55/10 Moo 3, Si Sa Chorakhe Noi, Bang Sao Thong, Samut Prakan 10570, near Bangkok. Field teams work nationwide in all 77 provinces of Thailand, including the Eastern Economic Corridor (Chonburi and Rayong).
Can SPN work with foreign contractors and consultants in English?
Yes. Quotations, coordination and technical discussion can be in English or Thai. Send drawings, site coordinates or a TOR to info@spnth.com or LINE @spnth.
Who signs SPN reports?
Reports are signed by a licensed civil engineer holding a Council of Engineers Thailand licence, and can be used for Thai building permit submissions.
How do I request a quotation?
Email info@spnth.com, call +66 88 303 1640 or message LINE @spnth with the project location, drawings and scope. SPN sends a free quotation within 24 hours.