Services
Construction Management
Highway Construction
Underground Utilities
Repair and Alteration (R&A)
Power and Utilities
Heavy Civil
Engineering and Design
Water and Wastewater
Foundation
Awards and Recognition
Small Businessperson of the Year
Success in Motion Partnering Award
Our Impact
- Strong Safety Performance
- Maintaining a culture of safety across all active job sites
- Expanding Regional Footprint
- Growing presence across California and the Western United States
- Building for the Future
- Delivering resilient infrastructure solutions that strengthen communities and support long-term growth.Bu
Projects
TSI Engineering, Inc. is an integration of civil engineering and general contracting services.









