- Sector
- Industrial services
- Industry
- Engineering & construction
- Address
- Ha Noi Vietnam
- Business
- Union of Survey & Construction JSC is a Vietnam-based engineering, geological surveying, and construction enterprise specializing in geotechnical investigation, foundation engineering, and infrastructure contracting. Founded in 1960 and headquartered in Hanoi, Vietnam, the company provides multidisciplinary technical services and construction solutions to public and private sector clients across civil, industrial, energy, and transportation sectors nationwide. The company operates through five primary business segments: Geological and Topographical Surveying; Foundation Engineering and Ground Treatment; Mineral and Groundwater Exploration; Construction and Installation; and Technical Testing, Inspection, and Engineering Consultancy. Its core services include engineering geological drilling, hydrogeological investigation, topographic mapping, geodetic deformation monitoring, and aerial photogrammetry; deep bored piling, jet grouting, cement-soil mixing, curtain grouting, anti-seepage slurry walls, and foundation stabilization; mineral resource exploration, groundwater prospecting, well drilling, and water resource assessment; general construction contracting for urban railway lines, civil buildings, hydropower projects, industrial manufacturing facilities, public infrastructure, and residential developments; and geotechnical laboratory testing, construction materials quality assurance, structural integrity inspection, non-destructive testing, investment project preparation, and environmental impact assessment studies. In recent corporate and operational developments, Union of Survey & Construction JSC has implemented governance enhancements including senior executive appointments in 2026, adopted an updated corporate charter, and registered a foreign ownership limit of 0 percent in accordance with regulatory frameworks governing strategic surveying activities. In addition, the company has maintained steady capital return programs through consecutive annual cash dividend distributions while expanding its participation in major urban rail transit, municipal water infrastructure, and mixed-use development projects through ongoing investments in modernized drilling machinery and in-situ geotechnical testing technologies.