Company information
To the future underground, foundational engineering field
Rin Building Foundation Co., Ltd. has been dedicated to contributing to society through foundation work since its establishment as a foundation-specialized company in 1960, prioritizing safety and quality. We will continue to develop technologies that meet the needs of the times and strive to meet the expectations of our users. Please feel free to contact us if you have any requests.

Business Activities
■Various Site Piling Works ・All-Casing Method ・Earth Drill Expanding Method ・Reverse Method (TBH) ・Cast-in-Place Steel Pipe Concrete Piles (KCTB) ■Underground Obstacle Removal Works ・Full Rotation All-Casing Method ・Multi-Drill Method ■Tip Winged Rotating Driven Steel Pipe Piles (Tsubasa Piles) ■Soil Cement Composite Steel Pipe Piles (HYSC Method) ■Ground Improvement ■H-shaped PC Piles
Company overview
- Company name 菱建基礎 本社
- Establishment April 5, 1995
- Address 〒170-0005 Tokyo/ Toshima-ku/ 7th Floor, ONEST Minami-Otsuka Building, 2-37-5 Minami-Otsuka View on map
- TEL 03-6912-6334
- FAX 03-5977-3077
