ABOUT US> OUR CLIENTS> Engineers
As an expert in chemical engineering of soils utilizing quicklime, cement and fly ash, HSI provides sub-consultant services to the engineering community. Our specialty services provide a unique perspective to the design team. We offer huge potential values to the client through our innovative approach to cost and constructability benefits.
- Arcadis
- Azari Engineering
- Bechtel
- Berlogar Stevens & Associates
- Central Valley Testing
- Cornerstone Earth Group
- CSG Consultants
- Earth Systems Pacific
- Engeo
- ERS Corporation
- Fugro Consultants
- Geocon Consultants
- Harris & Associates
- KC Engineers
- Kleinfelder
- Laco Associates
- Mark Thomas
- Miller Pacific
- Moore Twining Associates
- Ninyo & Moore
- PARIKH Consultants
- Pavement Data Group
- SMG
- Sousa Engineering
- URS Corp.